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TECHNICAL & SERVICE MANUAL

1. 63L 63H SYMBOL NAME TH7 THe TH3 TB1 Terminal Block Power Supply ar TB3 Terminal Block Communication Line Hl TB7 Terminal Block Centralized Control Line MF Tp ONEI E dii ud CN3D CN3S CN3N SWU2SWUI SW5 SW6 1 31 1221 WHT RED BLU VC EN Motor For Compressor O 63HS TH7 6 TH3 RED MF1 MF2 Fan Motor WHT RED WHT WHT 2 5 13131 3 Swi SW8 SW2 2184 Solenoid Valve Four Way Valve 4 FETTE CNF2 63H High Pressure Switch Ge eit ED poses SW3 SW 9 fa wem PED Tons1 8 63L Low Pressure Switch 3 WHT LAT A 63HS High Pressure Sensor Ya CN2 wan LED1 LED2 svi Solenoid Valve lt Bypass Valve YLW 1 WHT 7 12 HH BH TH3 Thermistor lt Outdoor Pipe gt 2 TRANS LED3 TH4 Thermistor lt Discharge gt NS 7 TH6 Thermistor lt Low Pressure Saturated gt m 5 CN102 TH7 Thermistor lt Outdoor gt a 3 2 p eiit GNSS WHT RS Rush Current Protect Resistor 7 lt x RED
2. 63L 63H SYMBOL NAME TH6 TH3 1 Terminal Block lt Power gt MULTI B zi TB3 Terminal Block lt Communication Line gt cu TB7 Terminal Block Centralized Control Line 48 33331 399 3 3 CN3D CN3S CN3N SWU2SWUi SW5 56 MC Motor For Compressor 18 dune nd p ze Ej Ed MUI UI 2 Fan Motor 4 WHT RED WHT WHT d E 130177331 b SWi SW8 SW2 2154 Solenoid Valve lt Four Way Valve gt CNF2 loa TT 63H High Pressure Switch HE rwn RED Tons 5 4 63L Low Pressure Switch 8 Ni em aa RANET PE 63HS High Pressure Sensor 63H CN2 WHT LED1 LED2 di svi Solenoid Valve lt Bypass valve gt 5 TRANS YW 1 WHD 7 lu GE BB 1cN24 TH3 hermistor lt Outdoor Pipe gt 11 LED3 WHT TH4 Thermistor lt Discharge gt j BLK PNK F1 973 TH6 Thermistor lt Low Pressure Saturated gt m m 2 p Tz CN102 5 WHT TH7 Thermistor lt Outdoor gt 3 5 8 S CES WHT 77 TH8 Thermistor lt Heatsink gt gt Sa DoL Feacr Lda eas Ges ACTM Active Filter Module FAS TEPGAN ee HT STD RED ae IE ee s
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4. Total capacity of Capacity kW Power Consumption kW Current A 220V Current A 230V Current A 240V indoor units Cooling Heating Cooling Heating Cooling Heating 17 3 17 5 17 7 17 9 18 5 18 7 18 9 19 1 19 1 19 1 19 1 19 1 19 2 19 2 19 2 19 2 19 2 19 2 19 2 19 2 19 2 19 2 19 3 19 3 19 3 19 3 19 3 19 4 19 4 19 4 19 4 19 4 19 4 19 4 19 4 19 4 19 4 19 5 19 5 13 5 2 3 PUMY P140VHMB PUMY P140VHMBR1 PUMY P140VHMB BS PUMY P140VHMBR1 BS Before calculating the sum of total capacity of indoor units please convert the value into the kW model capacity following the formula on 5 1 1 Total capacity of Capacity kW Power Consumption kW Current A 220V Current A 230V Current A 240V indoor units Cooling Heating Cooling Heating Cooling Heating Cooling Heating Cooling Heating 80 8 00 2 35 10 9 10 4 10 0 81 8 10 2 38 11 0 10 5 10 1 82 8 20 2 41 11 1 10 7 10 2 83 8 30 2 44 11 3 10 8 10 3 84 8 40 2 48 11 5 11 0 10 5 85 8 50 2 51 11 6 11 1 10 6 86 8 6
5. 1E0127 T6 3AL250V O 29 ORO 6 2507 RS BLU 505 BLK e Ow Voltage between pins of C515 and C516 DCOV when stopped DC1 6 5V when operated Same as CNF1 2 Voc TEST POINT CNF1 2 Connect to fan motors Voltage between pins of C510 V V V DC280V DC350 i DC0 6 5V Same as CNF1 2 DC15V when stopped DCO0 15V pulse when operated 67 UL 2507 Lj VES CN40 CN41 Centralized control power supply For storing jumper connector selection CNS2 Transmission wire of centralized control CNS1 Indoor outdoor unit connecting wire CN2 Connect to the outdoor power circuit board Power circuit board gt Transmitting signal to the multi controller board 0 5V DC Zero cross signal 0 5V DC 9 05 Not used 6 9 16V DC 16V DC CNAC Power supply for multi controller board 220 240VAC SV1 Bypass valve 2154 Four way valve Vcc TEST POINTO Voltage between pins of C82A DC15V Same as CNF1 2 CNDC DC310V 340V Y DC280V DC350V V O Outd
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8. The smallest room which an indoor unit has been installed m Maximum concentration of R410A 0 3kg m If the calculation results do not exceed the maximum concen tration perform the same calculations for the larger second and third room etc until it has been determined that nowhere the maximum concentration will be exceed 12 DISASSEMBLY PROCEDURE OUTDOOR UNIT PUMY P100VHMB PUMY P125VHMB PUMY P140VHMB PUMY P100VHMB BS PUMY P125VHMB BS PUMY P140VHMB BS PUMY P100VHMBR1 PUMY P125VHMBR1 PUMY P140VHMBR1 PUMY P100VHMBR1 BS PUMY P125VHMBR1 BS PUMY P140VHMBR1 BS OPERATING PROCEDURE PHOTOS amp ILLUSTRATION 1 Removing the service panel and top panel Figure 1 panel fixing screws a P panel 1 Remove 3 service panel fixing screws 5 x 10 and slide the hook on the right downward to remove the service panel P __ Service panel 2 Remove screws 3 for front 3 for rear 5 x 10 of the top panel and remove it ae screws Service panel fixing screws 2 Removing the fan motor MF1 MF2 Photo 1 Frontpane Photo2 Fan 1 Remove the service panel See Figure 1 Propeller Fan motor fixing screws motor 2 Remove the top panel See figure 1 3 Remove 5 fan grille fixing screws 5 x 10 to detach the fan grille See Figure 1 4 Remove a nut for right handed screw of M6 to detach the propeller See Photo 1 5 Disconnect the connectors CNF1
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10. 83 indication 11 REFRIGERANT PIPING 5 86 12 DISASSEMBLY PROCEDURE 90 OUTDOOR UNIT PARTS CATALOG OCB446 Revision PUMY P100 125 140V YHMBR1 BS are added in REVISED EDITION A Some descriptions have been modified Please void OCH446 NOTE This service manual describes technical data of outdoor unit As for indoor units refer to its service manual RoHS compliant products have lt G gt mark on spec name plate For servicing of ROHS compliant products refer to ROHS PARTS LIST 1 TECHNICAL CHANGE PUMY P100VHMB BS PUMY P125VHMB BS PUMY P140VHMB BS PUMY P100YHMB BS PUMY P125YHMB BS PUMY P140YHMB BS VVVVVY OUTDOOR CONTROLLER BOARD has been changed PUMY P100VHMBR1 BS PUMY P125VHMBR1 BS PUMY P140VHMBR1 BS PUMY P100YHMBR1 BS PUMY P125YHMBR1 BS PUMY P140YHMBR1 BS Corresponding to the additional combination of PEFY P VMA E 2 SAFETY PRECAUTION 2 1 CAUTIONS RELATED TO NEW REFRIGERANT Cautions for units utilizing refrigerant R410A Use new refrigerant pipes Do not use refrigerant other than R410A Avoid using thin pipes If other refrigerant R22 etc is used chlorine in refrige rant can cause deterioration of refrigerant oil etc Make sure that the inside and
11. ON OFF MENS v n i SW1 Heating Cooling i SW2 Validity of SW1 Invalidity of SW1 fe eee eee d fiestas See ese 21 e Silent Mode Demand Control CN3D Remote control panel Relay power supply Relay circuit 9 Procure locally External input adapter PAC SC36NA Max 10m Outdoor unit control board ON OFF SW1 Heating Cooling SW2 Validity of SW1 Invalidity of SW1 _ The silent mode and the demand control are selected by switching the Dip switch 8 1 on outdoor controller board It is possible to set it to the following power consumption compared with ratings by setting SW1 2 Outdoor controller board DIP SW8 1 SW1 SW2 Function Silent mode OFF ON Silent mode operation Demand control ON OFF OFF 100 Normal ON OFF 75 ON ON 50 OFF 0 Stop 63 9 7 HOW TO CHECK THE PARTS PUMY P100VHMB R1 PUMY P125VHMB R1 PUMY P140VHMB R1 PUMY P100VHMB R1 BS PUMY P125VHMB R1 BS X PUMY P140VHMB R1 BS PUMY P100YHMB R1 PUMY P125YHMB R1 PUMY P140YHMB R1 PUMY P100YHMB R1 BS PUMY P125YHMB R1 BS PUMY P140YHMB R1 BS Parts name Check points Thermistor Disconnect the connector then measure the resistance with a tester Outdoor pipe At the ambient temperature 10 C 30 Thermistor TH4 Discharge No
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13. PUMY P100VHMB BS PUMY P100YHMB BS PUMY P100VHMBR1 BS PUMY P100YHMBR1 BS PUMY P125VHMB BS PUMY P125YHMB BS PUMY P125VHMBR1 BS PUMY P125YHMBR1 BS PUMY P140VHMB BS PUMY P140YHMB BS PUMY P140VHMBR1 BS PUMY P140YHMBR1 BS A Refrigerant flow in cooling Refrigerant flow in heating 2 Pressure sensor Service 6385 tor TH7 port Stop valve High pressure dit 4 way valve switch 63H Refrigerant Gas pipe H GS y lt 5 8 gt Strainer Capillary tube E Thermistor lt Saturation temperature g Check valve Distributor f sucti gt TH6 Strai lt High of suction pressure gt 4 Strainer o eS M habian Check valve Low pressure Accumulator Low pressure Strainer Discharge thermistor TH4 Pipe temperature switch 63L Compressor I Heatsink Stop valve 22 thermistor TH8 Refrigerant Liquid pipe lt 3 8 gt Strainer Service port Capillary tube for oil separator 2 5 x 0 8 x L1000 Refrigerant pipng specifications dimensions of flared connector Liquid piping Gas piping P15 P20 P25 P32 P40 P50 6 35 1 4 12 7 1 2 Indoor unit P63 P80 P100 P125 P140 9 52 3 8 15 88 5 8 Outdoor unit P100 P125 P140 9 52 3 8 29 15 88 5 8
14. L1 A2 L2 A2 L3 A2 Connect to the ACL1 ACL2 ACL3 L1 OU L2 OU L3 OU Connect to the outdoor power circuit board TB L1 L2 L3 70 Transmission power board PUMY P100VHMB R1 PUMY P125VHMB R1 PUMY P140VHMB R1 PUMY P100VHMB R1 BS PUMY P125VHMB R1 BS PUMY P140VHMB R1 BS PUMY P100YHMB R1 PUMY P125YHMB R1 PUMY P140YHMB R1 PUMY P100YHMB R1 BS PUMY P125YHMB R1 BS PUMY P140YHMB R1 BS CN2 Connect to the outdoor multi controller board 24 30V DC 24 30V DC CN1 Connect to the outdoor noise filter circuit board 0 9 220 240V AC rd n tow v lt o o n gt e LL Oo a Outdoor noise filter circuit board PUMY P100VHMB R1 BS PUMY P125VHMB R1 BS PUMY P140VHMB R1 BS PUMY P100VHMB R1 PUMY P125VHMB R1 PUMY P140VHMB R1 CN5 52C driving signal Connect to the outdoor controller circuit board CNLVB LO NO Voltage of CNAC2 220 240V AC is out 220 240 Connect to the outdoor control ler circuit board Gt Gr put Connect to the outdoor power circuit board CNAC 4 1 220 240 Connect to the M NET power 2 M P B Connect to the earth 5 Primary current Connect to the Connect to outdoor power the earth circuit b
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18. Continued to the next page 90 From the previous OPERATING PROCEDURE PHOTOS amp ILLUSTRATION 6 Remove electrical parts box fixing screw 4 x 10 and detach the electrical parts box by pulling it upward The electrical parts box is fixed with 2 hooks on the left and 1 hook on the right Photo 4 Electrical parts box 11111 1 i Electrical parts box fixing screw 4 Removing the thermistor lt Low pressure saturated temp gt TH6 1 Remove the service panel See Figure 1 2 Remove the top panel See Figure 1 3 Disconnect the connectors TH6 and TH7 red on the Multi controller board in the electrical parts box 4 Loosen the wire clamps on top of the electrical parts box 5 Pull out the thermistor lt Low pressure saturated temp gt TH6 from the sensor holder Note In case of replacing thermistor lt Low pressure satu rated temp gt TH6 replace it together with thermistor lt Outdoor gt TH7 since they are combined together Refer to No 5 below to remove thermistor Outdoor TH7 Electrical parts box Thermistor lt TH6 gt 5 Removing the thermistor lt Outdoor gt TH7 1 Remove the service panel See Figure 1 2 Remove the top panel See Figure 1 3 Disconnect the connector TH7 red on the Multi controller board in the electrical parts box 4 Loosen the wire clamps on top of the electrical parts box
19. Replace outdoor controller board MULTI B Did the fuse blow gt gt Yes gt NETS motor MF1 2 4 Wiring contact check Contact of fan motor connector CNF1 2 Is there contact failure gt gt Yes gt 4 Power supply check Remove the connector CNF1 2 Measure the voltage in the outdoor controller circuit board TEST POINT Voc between 1 and 4 of the fan connector Voc DC310 340V Y Voc between 1 and 4 of the fan connector Voc DC280 340V when ACTM stops DC350V when ACTM is operating V TEST POINT Vcc between 5 and 4 of the fan connector Vcc DC15V Is voltage normal gt Yes gt Replace the fan motor No V Yes OK Check the operation of fan gt END Replace outdoor controller board NG m Replace outdoor controller board Check the operation END Replace the fan motor 65 9 8 HOW CHECK THE COMPONENTS lt Thermistor feature chart gt Low temperature thermistors Thermistor lt Outdoor gt TH3 Thermistor lt Low pressure saturated temperature gt TH6 Thermistor lt Outdoor gt TH7 Thermistor RO 15kQ 3 B constant 3480 2 1 1 Rt 15exp 3480 2734 273 15kQ 30 C 4 3kQ 10C 9 6 40 C 3 0kQ 20C 6 3kQ 25C 5 2kQ Med
20. Cooling Heating capacity indicates the maximum value at operation under the following condition Cooling Indoor D B 27 C W B 19 0 C Outdoor 35 Heating Indoor 20 Outdoor D B 7 C W B 6 C 2 Method for identifying MULTI S model Indoor unit lt When using Model 80 gt m Outdoor unit When using model 125 gt Y 80 V BM PAC type S Sub number Outdoor unit A Sub number L Ceiling cassette R410A MULTI S M NET control K Wall mounted type commonness BM Outdoor unit E Hidden skylight type Frequency CM Frequency model type C Ceiling suspended type Conversion KM conversion Salt proof type M Ceiling cassette type controller M M NET controller Power supply F Floor standing type KM control V Single phase LMD Indicates equivalent 220 230 240V 50Hz NEW frequency converter to Cooling capacity 220V 60Hz one to many air conditioners k cal h Y 3 phase flexible design type Power supply 380 400 415V 50Hz V Single phase Indicates equivalent to Cooling capacity k h 220 230 240V 50Hz 220V 60Hz 3 Operating temperature range Cooling Heating D B 15 27 C W B 15 15 C W B 15 24 C Indoor side intake air temperature Outdoor si
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23. Before calculating the sum of total capacity of indoor units please convert the value into the kW model capacity following the formula on 5 1 1 Total capacity of Capacity kW Power Consumption kW Current A 220V Current A 230V Current A 240V indoor units Cooling Cooling Heating Cooling Heating Cooling Heating Cooling Heating 7 00 83 2 05 8 4 9 5 8 1 9 1 7 7 7 10 85 2 08 8 6 9 6 8 2 9 2 7 8 88 2 11 8 7 9 7 8 3 9 3 8 0 90 2 13 8 8 9 8 8 4 9 4 8 1 93 2 16 8 9 10 0 8 5 9 5 8 2 2 19 9 0 10 1 8 6 8 3 2 21 9 2 10 2 8 8 8 4 2 24 9 3 10 3 8 9 i 8 5 2 27 9 4 10 5 9 0 8 6 2 29 9 5 10 6 9 1 x 8 7 2 32 10 7 9 3 8 9 2 35 10 8 9 4 9 0 2 38 11 0 9 5 f 9 1 2 41 11 1 9 6 i 9 2 2 44 11 2 9 8 9 4 2 46 11 4 9 9 j 9 5 2 49 11 5 10 0 2 52 i 11 6 10 2 2 55 5 11 8 10 3 2 58 11 9 10 4 2 61 12 0 10 6 2 64 12 2 10 7 2 67 12 3 10 8 2 70 12 5 11 0 2 73 12 6 11 1 2 76 12 7 11 3 2 79 12 9 11 4 2 82 13 0 11 6 2 85 13 2 11 7 2 89 13 3 11 9 2 92 13 5 12 0 2 95 13 6 12 2 2 98 13 8 12 3 3 01 i 13 9 12 5 3 05 14 1 12 6 3 08 14 2 12 8 3 11 14 4 12 9 3 14 14 5 13 1 3 18 14 7 13 3 3 21 14 8 13 4 3 24 15 0 13 6 3 28 2 15 1 13 7 3 31 15 3 13 9 15 4 14 1 15 6 14 2 15 7 14 4 15 9 14 6 16 1 14 8 16 2 14 9 16 4 15 1 16 5 15 3 16 7 15 5 16 9 15 6 17 0 15 8 17 2 16 0 17 4 16 2 17 5 16 4 17 7 16 6 17 9 16 7 18 0 16 9 18 2 17 1
24. Disconnection or contact failure of 63H connection 46 Defective outdoor controller board Defective action of linear expansion valve 48 Malfunction of fan driving circuit 9 Solenoid valve SV1 performance failure High pressure pressure cannot be controlled by SV1 High pressure sensor defective High pressure sensor input circuit defective in multi controller board Check indoor unit and repair defectives Check if stop valve is fully open Check piping and repair defectives 9 9 Check outdoor unit and repair defectives 9 Check the inspected temperature of outside temperature thermistor on LED display Check the connector 63H on outdoor controller board 42 Check linear expansion valve 8 Replace outdoor controller board 9 Check the solenoid valve performance Check the high pressure sensor Check the high pressure sensor Superheat due to low discharge temperature Abnormal if discharge superheat is continuously detected less than or equal to 15 even though linear expansion valve has minimum open pulse after compressor starts operating for 10 minutes Disconnection or loose connection of discharge temperature thermistor TH4 Defective holder of discharge temperature thermistor 42 CO Check the installation conditions of discharge temperature thermistor Abnormal point and detecting method Causes Check points Refrigera
25. 09 10 Seles 006 LTA 1TA lt Nov MS SSeuppy MS MS MS MS Sseuppy WHIP 500 ou seu 002 101 1 9 i x i 901 91 Slowey 01 201 101 aowoy 080 100 777 001 150 i x 18S 9 i pue 100 1 V 9 8 ENI EX VS 9 8 1 0 pejoeuuoo GS 4 lor EN a 5225 Fk s C ees Ms i i 202 Ms C 15 v MS MS MS MS MS S00 yoo 47 200 200 100 x 5 9 SY 5 5 i Joopu SOx BOS f i PANES Df tetas 7 nae TAA ys 0 JIM UOISSIUSUE Pd Jejponuoo 104 180 juowabeuew pezijenueo 104 28 8 2 REFRIGERANT SYSTEM DIAGRAM Unit mm lt inch gt
26. 2 Remove the top panel See Figure 1 3 Remove the electrical parts box See Photo 4 E 5 mi High pressure 4 Remove 3 right side panel fixing screws 5 x 10 in the rear sensor 63HS of the unit and remove the right side panel 5 Pull out the lead wire of high pressure switch and low pres sure switch 6 Recover refrigerant 7 Remove the welded part of high pressure switch and low pressure switch Note 1 Recover refrigerant without spreading it in the air Note 2 The welded part can be removed easily by remov Photo 10 ing the right side panel Note 3 When installing the high pressure switch and low pressure switch cover them with a wet cloth to prevent them from heating 100 C or more then braze the pipes so that the inside of pipes are not oxidized 11 Removing the high pressure sensor 63HS 1 Remove the service panel See Figure 1 Remove the top panel See Figure 1 Remove the electrical parts box See Photo 4 High pressure Remove 3 right side panel fixing screws 5 10 in the rear or of the unit and remove the right side panel 5 Pull out the lead wire of high pressure sensor 6 Recover refrigerant 7 Remove the welded part of high pressure sensor Low pressure Note 1 Recover refrigerant without spreading it in the air Switch 631 Note 2 The welded part be removed easily ing the right side panel Note 3
27. Calculation example Additional refrigerant charge 45 x 0 06 40 0 024 3 0 0 7kg rounded up 86 1 Connection Examples Connecting to 4 Indoor Units Outdoor Unit First Branch Indoor unit Total Piping Length 120m Permissible Farthest Piping Length L 80m Length Farthest Piping Length After First Branch dis 30 meters or less Permissible High High Low Difference in Indoor Outdoor Section 50 meters or less If the outdoor unit is lower 20 meters or less Low Difference High Low Difference in Indoor Indoor Section h 12 meters or less W Selecting the Refrigerant Branch Kit Please select branching kit which is sold separately from the table below The kit comprises sets for use with liquid pipes and for use with gas pipes Branch header 4 branches Branch header 8 branches CMY Y64 G E CMY Y68 G E Select Each Section of Refrigerant Piping 1 Section From Outdoor Unit to First Branch A 2 Sections From Branch to Indoor Unit a b c d Each Section of Piping Select the size from the table to the right 1 Refrigerant Piping Diameter In Section From Outdoor Unit to First Branch Out door Unit Piping Diameter 2 Refrigerant Piping Diame
28. O B O Tat fS FILTER 585 Indicator appears when current is carried ISEL CHECK TEST a Soo M NET Remote controller 1 For M NET remote controller systems Symptom or inspection code Cause Inspection method and solution Though the content of operation is displayed on the remote controller some indoor units do not operate The power supply of the indoor unit is not on The address of the indoor units in same group or the remote controller is not set correctly The group setting between outdoor units is not registered to the remote controller The fuse on the indoor unit controller board is blown Check the part where the abnormality occurs The entire system In the entire refrigerant system In same group only 1 indoor unit only Though the indoor unit operates the display of the remote controller The fuse on the indoor unit controller board is blown goes out soon The power supply of the indoor unit is not on In case of the entire system or in the entire refrigerant system is not displayed on the remote controller M NET remote controller is not fed Check the self diagnosis LED of the outdoor unit Check the items shown in the left that are related to the outdoor unit The power supply of the outdoor unit is not on The connector of transmission outdoor power board is n
29. wiring method is mistaken and the indoor unit and lossnay is connected to TOt gto 10minutes consecutiva routing technique to the terminal the outdoor unit terminal board TB3 Note Address Attribute displayed on the board TB3 for the transmission for transmission or not remote controller shows the controller line of the outdoor unit and the detecting abnormality terminal board TB7 for centralized control cannot be transmitted 3 The share becomes high since the data Check whether the outdoor unit exists together to other transmitted terminal board for transmission line data by a defective repeater function TB3 and for centralized controller which connects and intercepts the TB7 are connected or not transmission of controlling system and centralized control system and it causes abnormal detection Check the transmitted wave and the noise on the transmission line Signal communication error with Sr 1 The data of the unit transmission Turn off power supply of outdoor unit transmission processor processor was not normally transmitted indoor unit and lossnay for 2minutes Signal communication error between unit due to accidental disturbance such as or more at the same time Then turn processor and transmission processor noise and lightening surge on power supply It normally recovers from the malfunction that happens by chance When same abnormality occurs again it is defective of the controller No
30. 00000100 uondeoJequr PEJS SHE9 Kyjeuuouqe ejn saJd w01 105098 Juano ypeuuouqe junowe hueja puja ypeuuouqe indui 00000011 Ayyeuuouge ZHL Miyewsouge fouenbeu jenuejoi 00pInQ EHL eunyevacluay eunsseJd u6iH indui 00000010 peuuoN uo ui eu oN 5 xoouo 00000001 NYO LO Re dsip sinoo0 Udy epoo 1019 pue Aejdsip 6666 0000 Aejdsip 9 yo 1461 440 ZAS LAS 56 10121900 1085920307 ejdsip jndino Aejay 00000000 8 9 9
31. 5 35 24 7 23 6 22 7 156 15 51 5 35 24 7 23 7 22 7 157 15 52 5 35 24 7 23 7 22 7 158 15 54 5 36 24 8 23 7 22 7 159 15 55 5 36 24 8 23 7 22 7 160 15 57 5 36 24 8 23 7 22 7 161 15 58 5 37 24 8 23 7 22 7 162 15 60 5 37 24 8 23 7 22 7 163 15 61 5 37 24 8 23 7 22 8 164 15 62 5 37 24 8 23 8 22 8 165 15 64 5 38 24 8 23 8 22 8 166 15 65 5 38 24 9 23 8 22 8 167 15 67 5 38 24 9 23 8 22 8 168 15 68 5 38 24 9 23 8 22 8 169 15 70 5 39 24 9 23 8 22 8 170 15 71 5 39 24 9 23 8 22 8 171 15 73 5 39 24 9 23 8 22 8 172 15 74 5 40 24 9 23 9 22 9 173 15 76 5 40 24 9 23 9 22 9 174 15 77 5 40 25 0 23 9 22 9 175 15 79 5 40 25 0 23 9 22 9 176 15 80 5 41 25 0 23 9 22 9 177 15 81 5 41 25 0 23 9 22 9 178 15 83 5 41 25 0 23 9 22 9 179 15 84 5 41 25 0 23 9 22 9 180 15 86 5 42 25 0 23 9 23 0 181 15 87 5 42 25 0 24 0 23 0 182 15 89 5 42 25 1 24 0 23 0 183 15 90 5 43 25 1 24 0 23 0 184 15 92 5 43 25 1 24
32. CB Controller Circuit Board E ac SWi Swich Display Selection 4 5 die des Conus swe Switch lt Function Selection gt FOR CENTRALIZED te Cg CK sw3 Switch lt Test Run gt CONTROL 12 sw4 Switch lt Model Selection gt DG 30 Non polat alae z of SW5 Switch lt Function Selection gt WE x SW6 Switch Function Selection a g a3 SW7 Switch lt Function Selection gt CNCT 2 5 8 Switch lt Function Selection gt D RED RED AS SWU1 Switch lt Unit Address Selection 1s digit gt CELL SWU2 SwitcheUnit Address Selection 10ths digit x 1 4 L1 WM 101 55 Connector lt Connection For Option gt i i war us F 102 wur ACL2 CN3D Connector lt Connection For Option ceu 7 1 T CN3S Connector Connection For Option Aui BK ju T 03 S CN3N lt For Option LN i a CN51 Connector Connection For Option Ar sir SENI LLLI diee eva 4 4 TY 12 1 LED1 LED2 LED lt Operation Inspection Display 4 LED3 LED lt Power Supply to Main Microcomputer ROWER 2 Fuse lt T6 3AL250V gt 3N pi X501 X505 Relay ae 0 M NET Power Circuit Board 1 1 3 l3 3 TP1 Connection Terminal lt Ground gt GDI wHT 603 ENG ea 1 L
33. Outdoor high pressure switch high pressure sensor low pressure switch solenoid valve coil Four way valve and solenoid valve coil Bypass valve Then remove a screw 4 x 8 from the valve bed to remove the lead wire Pull out the disconnected wire from the electrical parts box Diagram symbol in the connector housing Fan motor CNF1 CNF2 Thermistor Outdoor pipe TH3 Thermistor Discharge TH4 Thermistor Low pressure saturated temp Outdoor TH6 7 High pressure switch 63H High pressure sensor 63HS Low pressure switch 63L Solenoid valve coil Four way valve 2194 Solenoid valve coil Bypass valve SV1 lead wire 95 Electrical parts box oise filter cir cuit board NF Multi controller f 2 board MULTI B Terminal block TBI TOUT a Mraz i Ti WM mmm Terminal block TB3 TB7 Screw Valve bed Compressor gt Terminal cover Cover panel Front Cover panel fixing screws Continued to the next page From the previous page OPERATING PROCEDURE PHOTOS amp ILLUSTRATION 6 Remove electrical parts box fixing screw 4 x 10 and detach the electrical parts box by pulling it upward The electrical parts box is fixed with 2 hooks on the left and 1 hook on the right Photo 4 Electrical parts box A box fixing screw 4 Removing the thermistor lt Low pressure sat
34. Use torque wrench corresponding to each dimension Nominal dimensions inch Outside diameter 4 Dy Dimension A 1 4 y dp Dimension A 21 mm R410A R22 dimensions inch a Dimension B Flare nut dimensions Nominal Outside mm Dimension B diameter R410A R22 1 4 9 1 9 0 17 0 17 0 3 8 13 2 13 0 22 0 22 0 1 2 16 6 16 2 26 0 24 0 5 8 19 7 19 4 29 0 27 0 3 4 23 3 9 Tools for R410A The following table shows whether conventional tools can be used or Tools and materials Gauge manifold Charge hose Air purge refrigerant charge and operation check R410A tools Tool exclusive for R410A Can R22 tools be used 36 0 R407C tools be used Tool exclusive for R410A Gas leak detector Gas leak check Tool for HFC refrigerant Refrigerant recovery equipment Refrigerant recovery Tool exclusive for R410A Refrigerant cylinder Refrigerant charge Tool exclusive for R410A Applied oil Apply to flared section Ester oil ether oil and alkylbenzene oil minimum amount Ester oil ether oil O Alkylbenzene oil minimum amount Safety charger Prevent compressor malfunction when charging refrigerant by spraying liquid refrigerant Tool exclusive for R410A Charge Prevent gas f
35. YLW utn pum ACLI ACL4 Reactor 3 152 3 T SV2 2 1 SV1 3 SS 21 1212 4 14 1 tii CB1 CB2 Main Smoothing Capacitor SERPO TERGA EE RED 5 CK Capacitor 2184 svi 2 oc e PB Power Circuit Board 4 TB U V W Connection Terminal lt U V W Phase gt M NET TB L1 L2 L3 Connection Terminal lt L1 L2 L3 Power Supply H TB P2 __ Connection Terminal aa 1 24 TB C1 Connection Terminal 2 WHT RED TB N1 Connection Terminal 5 i TA NA ER Wu __ Relay wh one 5 WHT Noise Filter Circuit Board RED WHT 77 10 10210810 Connection TerminalcLi L2L3 PowerSuppy gt s 6 Po BLK yy MC LIt LIDILISINI Connection Terminal lt L1 L2 L3 Power Supply 2 ig a 5 WHT Xs 2 s GD1 GD3 Connection Terminal lt Ground gt CONSER Es ly WHT t nm RED LOS CONVB _ Converter Circuit Board DC 30V Non polar RED ds L1 A1 IN Connection Terminal L1 Power Supply Y i TB L2 WHT L1 A2 OU Connection Terminal lt L1 Power Supply gt te Ti TEL RED L2 A2 OU Connection Terminal lt L2 Power Supply TB7 RED XS x L3 A2 OU Connection Terminal lt L3 Power Supply gt vow 2 ell a z S NIN Connection Terminal E 4 0 8 48 09 T amp 5 1415 15 CK OU Connection Terminal _ TENI
36. c In the case of using 2 remote controllers connect terminals 1 and 2 on transmission cable terminal block TB15 for each indoor unit with the terminal block for 2 remote controllers Set the sub remote controller position for one of MA remote controller s main switch Refer to the installation manual of MA remote con troller 3 Group operation TB3 TB7 Multiple indoor units operated together by 1 remote controller The same as above b The same as above c Connect terminals 1 and 2 on transmission cable ter minal block TB15 of each indoor unit which is doing group operation with the terminal block the MA remote controller Use non polarized 2 wire In the case of same group operation need to set the address that is only main indoor unit Please set the smallest address within number 01 50 of the indoor unit with the most functions in the same group Combinations of 1 through 3 above are possible 34 Permissible Lengths Prohibited items Longest transmission cable length L1 L2 200m 1 25 mm MA remote controller cable length 1 2 200m 0 3 1 25 mm The MA remote controller and the M NET remote controller cannot be used together with the indoor unit of the same group TB3 TB7 Longest transmission cable length The same as above MA remote controller cable length 344 5 63 200m 0 3 1 25 mm 3 MA remote controller o
37. 131 13 10 14 88 4 22 4 44 6 75 7 11 6 42 6 76 6 19 6 51 132 13 20 15 00 4 26 4 47 6 82 7 15 6 48 6 80 6 25 6 56 133 13 30 15 13 4 31 4 51 6 90 7 22 6 56 6 86 6 32 6 62 134 13 40 15 25 4 35 4 54 6 96 7 27 6 62 6 91 6 38 6 66 135 13 50 15 38 4 39 4 58 7 03 7 33 6 68 6 97 6 44 6 72 136 13 60 15 50 4 44 4 62 7 11 7 39 6 76 7 03 6 51 6 78 137 13 70 15 63 4 48 4 65 7 17 7 44 6 82 7 08 6 57 6 82 138 13 80 15 75 4 53 4 69 7 25 7 51 6 89 7 14 6 65 6 88 139 13 90 15 88 4 57 4 73 7 31 7 57 6 96 7 20 6 70 6 94 140 14 00 16 00 4 62 4 76 7 39 7 62 7 03 7 24 6 78 6 98 141 14 10 16 13 4 66 4 80 7 46 7 68 7 09 7 31 6 84 7 04 142 14 20 16 26 4 71 4 84 7 54 7 75 7 17 7 37 6 91 7 10 143 14 30 16 40 4 76 4 87 7 62 7 79 7 24 7 41 6 98 7 14 20 Total capacity of Capacity kW Power Consumption kW Current A 380V Current A 400V Current A 415V indoor units Cooling Heating Cooling Heating Cooling Heating Cooling Heating Cooling Heating 144 14 40 16 53 4 80 4 91 7 68 7 86 7 31 7 47 7 04 7 20 145 14 50 16 66 4 85 4 95 7 76 7 92 7 38 7 53 7 11 7 26 146 14 60 16 80 4 89 4 99 7 83 7 99 7 44 7 59 7 17 7 32 147 14 70 16 93 4 94 5 02 7 91 8 03 7 52 7 64 7 25 7 36 148 14 80 17 06 4 99 5 06 7 99 8 10 7 59 7 70 7 32 7 42
38. 5102 is displayed For 10 minutes after starting compressor heating mode above mentioned short open are not detected Short 90 C or more Open 40 or less 1 Connector TH6 contact failure 2 Thermistor wiring disconnection or half disconnection 3 Thermistor failure 4 Multi controller board input circuit failure 48 Check whether the connector TH6 in the multi controller board is connected or not Check whether the thermistor wiring is disconnected or not OG Check the resistance of thermistor OC 15 10 9 6kQ 20 C 6 30 C 4 3 40 C 3 0kQ 12345678 Setthe SW1 to 9 When the temperature in multi controller board is not an actual temperature replace the multi controller board 42 5 Open 91 9 Short Abnormal point and detecting method Causes Check points 5103 Gas pipe temperature thermistor TH23 When the thermistor detects short open after 3 minutes continuous thermo ON during cooling or dry operation the operation stops and the operation changes to protect mode of restarting in 3 minutes If the thermistor does not recover in 3 minutes the operation stops due to detecting abnormality In this time lt 5103 gt is displayed Then if the thermistor recover in 3 minutes it operates normally Short Detected 90 C or more Open Detected 40 C or less 1 Connector CN29 contact failur
39. J J exelul 7 5 70 Q Q pinbr1 pinbr1 121 01010110 S9 ON 9 9 5 4 erep uo ejdsiq 829976 2 LMS 78 kejap iyreuuouge days ue jo Aejdsiq 0 kejap Ajreuuouqe eun Jaquinu 9915 uey 100010 kejap jo Aouanby penae Aejdsiq 91 does Aejap Ajeuuouqe jenjoy 10001100 Aejap Ajreuuouqe A31 Joopul jo asind ejdsiq Aejap asind A31 2191 100010 Aejap Ayeuuouqe asind A31 112 0001010 Aejap Aupeuuouqe 6uiuedo 0191 1000100 Aejap asind A31 691 10001000 Kejap Ajjeuuouqe es nd A31 891 10000 ejep Ayjeuuouqe asind A31 29 0000110 Aueuuouqe A31 99 0000101 asind Buiuedo A31 891 10000100 Aejap asind A31 79 0000011 ejep Ayjeuuouqe asind A31 29 0000010 Aejap Aupeuuouqe asind A31 1000000
40. Note 1 Recover refrigerant without spreading it in the air Note 2 The welded part can be removed easily by remov ing the right side panel Note 3 When installing the four way valve cover it with a wet cloth to prevent it from heating 120 or more then braze the pipes so that the inside of pipes are not oxidized Photo 8 4 way valve coil 2184 4 way valve coil fixing screw 4 way valve Thermistor Low pressure saturated temp TH6 OPERATING PROCEDURE PHOTOS 9 Removing bypass valve coil SV1 and bypass valve 1 Remove the service panel See Figure 1 2 Remove the top panel See Figure 1 3 Remove 3 right side panel fixing screws 5 x 10 in the rear of the unit and remove the right side panel 4 Remove the bypass valve coil fixing screw M4 6 5 Remove the bypass valve coil by sliding the coil upward 6 Disconnect the connector SV1 white on the Multi controller circuit board in the electrical parts box 7 Recover refrigerant 8 Remove the welded part of bypass valve Note 1 Recover refrigerant without spreading it in the air Hih pressur Note 2 The welded part can be removed easily by remov Ex wh 63H ing the right side panel Solenoid valve coil fixing screw Solenoid valve Removing the high pressure switch 63H and low pres lt lt coil SV1 sure switch 63L 1 Remove the service panel See Figure 1 Bypass valve
41. Power supply 2 1 Outdoor unit 380 400 415V 50Hz Grounded Breaker for Wiring Pull box Power supply and Current Leakage single phase gt 75 ot 764 764 gt 502 220 230 240 Indoor unit Grounded 10 2 2 Power supply wire diameter and capacity PUMY P100 125 140VHMB BS PUMY P100 125 140VHMBR1 BS Minimum Wire Thickness mm Breaker for Main Cable Branch Ground Wiring 1 5 5 6 5 5 6 32A 32A 30 mA 0 1 sec or less Power Supply IN AC 220 230 240V 50Hz N AC 220V 60Hz 220 230 240V 50Hz Indoor Unit 220V 60Hz 1 5 1 5 1 5 15A 15 A 30 0 1 sec or less 1 A breaker with at least 3 0mm contact separation in each pole shall be provided Use earth leakage breaker NV 2 Max Permissive system Impedance 0 22 Q PUMY P100 125 140YHMB BS PUMY P100 125 140 YHMBR1 BS Minimum Wire Thickness mm Breaker for Breaker for Current Main Cable Branch Ground Wiring 1 Leakage Breaker for Current Leakage Outdoor Unit 00 140 Outdoor Unit 100 140 AC380 400 415V 50Hz 1 5 1 5 16A 16A 30 mA 0 1 sec or less Indoor Unit N AC220 230 240V 50Hz 1 5 1 5 1 5 15A 15A 30 mA 0 1 sec less 1 A breaker with at least 3 5mm contact separation in each pole shall be provided Use earth leakage breaker NV 83 10 3 DESIGN FOR C
42. indicator for about two minutes when turning ON power supply blinks PLEASE WAIT blinks System is being driven Operate remote controller again after HO or PLEASE WAIT disappears Drain pump does not stop while unit has been stopped Light out After a stop of cooling operation unit continues to operate drain pump for 3 minutes and then stops it Drain pump continues to operate while unit has been stopped Unit continues to operate drain pump if drainage is generated even during a stop 60 9 5 INTERNAL SWITCH FUNCTION TABLE PUMY P100VHMB R1 PUMY P125VHMB R1 PUMY P100VHMB R1 BS PUMY P125VHMB R1 BS PUMY P100YHMB R1 PUMY P125YHMB R1 PUMY P100YHMB R1 BS PUMY P125YHMB R1 BS Switch Function PUMY P140VHMB R1 PUMY P140VHMB R1 BS PUMY P140YHMB R1 PUMY P140YHMB R1 BS Operation in Each Switch Setting ON OFF When to Set Remarks SW U1 1s digit SW U2 10ths digit Rotary switch SWU2 10ths digit am SWUt1 1s digit Before turning the power on lt Initial settings 907 SWU2 SWUI 10ths digit 1s digit SW1 Digital Display Switching ON OFF 12345678 Can be set either during operation or not Initial settings ON OFF 12345678 Sw2 Function Switching Selects operating system startup With centralized controller Without centralized controller C
43. while the operation Connector CN31 contact failure insertion failure Q Thermistor wiring disconnection or half disconnection Thermistor defective Indoor controller board detecting circuit failure Check whether the indoor controller board connector CN31 is disconnected or not Check whether the thermistor wiring is disconnected or not O Check the resistance of thermistor abnormality is not found in the method of the above mentioned from to it is defective of the indoor controller board Compressor overcurrent interruption When compressor locked Abnormal if overcurrent of DC bus or compressor is detected within 30 seconds after compressor starts operating Over current level 27 5A V 18 0A Y Stop valve is closed Decrease of power supply voltage Looseness disconnection or converse of compressor wiring connection Defective compressor Defective outdoor power board D Open stop valve Check facility of power supply Correct the wiring U V W phase to compressor Check compressor amp Replace outdoor power circuit board Abnormal point and detecting method Causes Check points Overvoltage or voltage shortage Abnormal if any of followings are detected during compressor operation Decrease of DC bus voltage to 310V Instantaneous decrease of DC bus voltage to 200V V 350V Incr
44. 0 23 0 185 15 93 5 43 25 1 24 0 23 0 186 15 95 5 43 25 1 24 0 23 0 187 15 96 5 44 25 1 24 0 23 0 188 15 97 5 44 25 1 24 0 23 0 189 15 99 5 44 25 2 24 1 23 1 190 16 00 5 45 25 2 24 1 23 1 191 16 02 5 45 25 2 24 1 23 1 192 16 03 5 45 25 2 24 1 23 1 193 16 05 5 45 25 2 24 1 23 1 194 16 06 5 46 25 2 24 1 23 1 195 16 08 5 46 25 2 24 1 23 1 196 16 09 5 46 25 2 24 1 23 1 197 16 11 5 46 25 3 24 2 23 1 198 16 12 5 47 25 3 24 2 23 2 199 16 14 5 47 25 3 24 2 23 2 200 16 15 5 47 25 3 24 2 23 2 201 16 16 5 48 25 3 24 2 23 2 202 16 18 5 48 25 3 24 2 23 2 203 16 19 5 48 25 3 24 2 23 2 204 16 21 5 48 25 3 24 2 23 2 205 16 22 5 49 25 4 24 3 23 2 206 16 24 5 49 25 4 24 3 23 3 207 16 25 5 49 25 4 24 3 23 3 208 16 27 5 49 25 4 24 3 23 3 5 2 4 PUMY P100YHMB PUMY P100YHMBR1 PUMY P100YHMB BS PUMY P100YHMBR1 BS Before calculating the sum of total capacity of indoor units please convert the value into the kW model capacity following the formula on 5 1 1 Total
45. 0LLOLLLO 80 701 200 HS OS col HS OS Joopul Jobe 0LLOLLOL 191 HS OS 0LL0LLOO 00 0 0 WOS Buiooo 3S 19618 01101011 oez 0 2 WLI 1319621 01101010 0 0 0 0 wpd 196121 01101001 erep days 1000018 Aejdsiq 6666 6 66 Do PHS Jeayadns abyeyosiq 01100111 HS OS 100pu jo ejdsiq HS Teaysedns 28 joooqns Duunp 6666 6 66 HS 9S GO 01100110 9 HS 9S 01100101 9 95 601 01100100 9 HS 9S ddl 01100011 HS 9S Hl 01100010 ejep 1000015 Jo Aejdsiq 0 0 00 7 1009615 a e 01100001 Jojsiulleu pue Josues eJnsseJd u iu pue gep 9S joooqns ejdsiq 6 666 6 66 25 01100000 0 se peKe dsip s 11 pejoeuuoo JOU s yun y ueuM 6 666 6 66 J SOI OLOLLLLO yelul 72 29 OLOLLLOL 01011100 eyelul LOI OLOLLOLL 90 OLOLLOLO 001100 inbr1 29 0011000 inbr1 Zl 0010 Do
46. 1 Transmission repeats the failure by the noise etc 2 Decline of transmission voltage and signal by transmission line tolerance over The furthest point 200m Remote controller line 12m Refer to 8 3 3 Decline of transmission line voltage and signal by unmatched kind of line Shield wire CVVS CPEVS Wire diameter 1 25mm or more 4 Mis operation of origin controller which happens by chance 55 Check the transmission wave and noise on the transmission line 0 Turn off power supply of outdoor unit indoor unit and lossnay for 2minutes or more at the same time Then turn on power supply again It normally recovers fom the malfunction that happens by chance When same abnormality occurs again it is defective of displayed address and attribute Abnormal point and detecting method Causes Check points Signal reception Remote controller Following symptoms are regarded as abnormality 1 When the remote controller cannot receive the signal from indoor controller normally even once for 3 minutes 2 When the remote controller cannot receive the signal even once for 2 minutes Defect of the transmission and reception circuit of the remote controller Defect of the transmission and reception circuit of the indoor controller board Noise occurs on the transmission line of the remote controller All remote controllers are set as sub remote controller 0
47. 37 5 05 8 60 8 07 8 18 7 68 7 88 7 40 176 15 80 18 26 5 38 5 03 8 60 8 05 8 18 7 66 7 89 7 38 177 15 81 18 27 5 38 5 02 8 61 8 03 8 19 7 64 7 89 7 36 178 15 83 18 29 5 38 5 00 8 61 8 01 8 19 7 62 7 89 7 34 179 15 84 18 30 5 38 4 99 8 62 7 99 8 19 7 59 7 90 7 32 180 15 86 18 31 5 39 4 98 8 62 7 96 8 20 7 57 7 90 7 30 181 15 87 18 32 5 39 4 96 8 63 7 94 8 20 7 55 7 91 7 28 182 15 89 18 34 5 39 4 95 8 63 7 92 8 21 7 53 7 91 7 26 183 15 90 18 35 5 40 4 94 8 63 7 90 8 21 7 51 7 91 7 24 184 15 92 18 36 5 40 4 92 8 64 7 88 8 22 7 49 7 92 7 22 185 15 93 18 37 5 40 4 91 8 64 7 85 8 22 7 47 7 92 7 20 186 15 95 18 39 5 40 4 89 8 65 7 83 8 22 7 45 7 93 7 18 187 15 96 18 40 5 41 4 88 8 65 7 81 8 23 7 43 7 93 7 16 188 15 97 18 41 5 41 4 87 8 66 7 79 8 23 7 41 7 93 7 14 189 15 99 18 42 5 41 4 85 8 66 7 77 8 24 7 39 7 94 7 12 190 16 00 18 44 5 41 4 84 8 66 7 74 8 24 7 36 7 94 7 10 191 16 02 18 45 5 42 4 82 8 67 7 72 8 24 7 34 7 95 7 08 192 16 03 18 46 5 42 4 81 8 67 7 70 8 25 7 32 7 95 7 06 193 16 05 18 47 5 42 4 80 8 68 7 68 8 25 7 30 7 95 7 04 194 16 06 18 49 5 43 4 78 8 68 7 66 8 26 7 28 7 96 7 02 195 16 08 18 50 5 43 4 77 8 69 7 63 8 26 7 26 7 96 7 00 196 16 09 18 51 5 43 4 76 8 69 7 61 8 27 7 24 7 97 6 98 197 16 11 18 52 5 43 4 74 8 70 7 59 8 27 7 22 7 97 6 96 198 16 12 18 54 5 44 4 73 8 70 7 57 8 27 7 20 7 97 6 94 199 16 14 18 55 5 44 4 71 8 70 7 54 8 28 7 18 7 98 6 92 200 16 15 18 56 5 44 4 70 8 71 7 52 8 28 7 15 7 98 6 90 201 16 16 18 57 5 44 4 69 8 71 7 50
48. 666 0 1 Jo Juano 00101001 6 666 0 jueuno Bulyesado 1055 40 00101000 010 6666 0000 JJO NO 2055919000 jo JequinN 00001 yoedeo jo SSc 0 yoedeo 2 00000 uo 1 jo indui 2 indui indu z LSENO indui 2 LNENO eDueuooiny 96d indui LNENO uoissiuued 19A0 6 511615 UONOBUUOD 00100101 yo 1467 qnd uonejedo 90 00100100 Aejdsiqe 340 oway 340 ouleui 00000 00100010 91 0010000 29 00100000 2 000LLLLL 9 9 v z uo
49. 68 3 92 4 30 3 73 4 08 3 60 3 93 94 9 40 10 45 2 71 3 99 4 34 3 79 4 12 3 66 3 98 95 9 50 10 56 2 74 4 04 4 39 3 83 4 17 3 70 4 02 96 9 60 10 67 2 77 4 08 4 44 3 88 4 21 3 74 4 07 97 9 70 10 79 2 80 4 13 4 49 3 92 4 26 3 79 4 11 98 9 80 10 90 2 83 4 20 4 54 3 99 4 30 3 85 4 15 99 9 90 11 02 2 86 4 24 4 58 4 03 4 35 3 89 4 20 10 00 11 13 2 89 4 29 4 63 4 08 4 40 3 93 4 24 10 10 11 24 2 92 4 36 4 68 4 14 4 44 3 99 4 29 10 20 11 36 2 96 4 40 4 74 4 18 4 50 4 04 4 34 10 30 11 47 2 99 4 47 4 79 4 24 4 55 4 10 4 39 10 40 11 59 3 02 4 52 4 84 4 29 4 59 4 14 4 43 10 50 11 70 3 05 4 58 4 89 4 35 4 64 4 20 4 48 10 60 11 81 3 08 4 63 4 94 4 40 4 68 4 24 4 52 10 70 11 93 3 12 4 69 5 00 4 46 4 75 4 30 4 58 10 80 12 04 3 15 4 74 5 05 4 50 4 79 4 34 4 62 10 90 12 16 3 18 4 80 5 10 4 56 4 84 4 40 4 67 11 00 12 27 3 21 4 87 5 14 4 62 4 88 4 46 4 71 11 10 12 38 3 25 4 91 5 21 4 67 4 94 4 51 4 77 11 20 12 50 3 28 4 98 5 26 4 73 4 99 4 56 4 81 11 30 12 63 3 31 5 04 5 30 4 79 5 03 4 62 4 86 11 40 12 75 3 35 5 11 5 37 4 85 5 09 4 68 4 92 11 50 12 88 3 38 5 15 5 42 4 90 5 14 4 73 4 96 11 60 13 00 3 42 5 22 5 48 4 96 5 20 4 78 5 02 11 70 13 13 3 45 5 28 5 53 5 02 5 25 4 84 5 06 11 80 13 25 3 49 5 35 5 59 5 08 5 31 4 90 5 12 11 90 13 38 3 52 5 41 5 64 5 14 5 35 4 96 5 17 12 00 13 50 3 55 5 47 5 69 5 20 5 40 5 02 5 21 12 10 13 63 3 59 5 54 5 75 5 26 5 46 5 08 5 27 12 20 13 75 3 62 5 60 5 80 5 32 5 51 5 14 5 31 12 30 13 88 3 66 5 67 5 86 5 38 5 57 5 19 5 37 12 40 14 00 3
50. 70 5 73 5 93 5 44 5 63 5 25 5 43 12 50 14 13 3 73 5 79 5 98 5 51 5 67 5 31 5 47 12 60 14 25 3 77 5 86 6 04 5 57 5 73 5 37 5 53 12 70 14 38 3 80 5 92 6 09 5 63 5 78 5 43 5 58 12 80 14 50 3 84 5 99 6 15 5 69 5 84 5 49 5 63 12 90 14 63 3 88 6 07 6 22 5 76 5 90 5 56 5 69 13 00 14 75 3 91 6 13 6 26 5 82 5 95 5 62 5 74 18 Total capacity of indoor units Capacity kW Power Consumption kW Current A 380V Current A 400V Current A 415V Cooling Heating Cooling Heating Cooling Heating Cooling Heating Cooling Heating 19 5 2 6 PUMY P140YHMB PUMY P140YHMBR1 PUMY P140YHMB BS PUMY P140YHMBR1 BS Before calculating the sum of total capacity of indoor units please convert the value into the kW model capacity following the formula on 5 1 1 Total capacity of Capacity kW Power Consumption kW Current A 3
51. 8 29 7 13 7 99 6 88 202 16 18 18 59 5 45 4 67 8 72 7 48 8 29 7 11 7 99 6 86 203 16 19 18 60 5 45 4 66 8 72 7 46 8 29 7 09 7 99 6 84 204 16 21 18 61 5 45 4 65 8 73 7 43 8 30 7 07 8 00 6 82 205 16 22 18 62 5 46 4 63 8 73 7 41 8 30 7 05 8 00 6 79 206 16 24 18 64 5 46 4 62 8 73 7 39 8 31 7 03 8 01 6 77 207 16 25 18 65 5 46 4 60 8 74 7 37 8 31 7 01 8 01 6 75 208 16 27 18 66 5 46 4 59 8 74 7 35 8 31 6 99 8 01 6 73 21 5 3 CORRECTING COOLING AND HEATING CAPACITY 5 3 1 Correcting Changes in Air Conditions 1 The performance curve charts Figure 1 2 show the change ratio of capacity and input power consumption according to the indoor and outdoor temperature condition when defining the rated capacity total capacity and rated input under the standard condition in standard piping length 5m as 1 0 Standard conditions Indoor 27 19 C Rated cooling capacity Outdoor 35 C Rated heating capacity DE zs utdoor D B 7 C W B 6 C Use the rated capacity and rated input given in 5 2 The input is the single value on the side of the outdoor unit the input on the sides of each indoor unit must be added to obtain the total input 2 The capacity of each indoor unit may be obtained by multiplying the total capacity obtained in 1 by the ratio between the individual capacity at the rated time and the total capacity at the rated time individ
52. 8 3 SYSTEM CONTROL 8 3 1 Example for the System Example for wiring control cables wiring method and address setting permissible lengths and the prohibited items are listed in the standard system with detailed explanation The explanation for the system in this section Use 1 single outdoor unit and multiple outdoor units for M NET remote control system Use 1 single outdoor unit and multiple indoor units in the multiple outdoor units for the M NET remote control system A Example of a M NET remote controller system address setting is necessary Example of wiring control cables Wiring Method and Address Setting 1 Standard operation 1 remote controller for each indoor unit There is no need for setting the 100 position on the remote controller a Use feed wiring to connect terminals M1 and M2 on transmission cable block TB3 for the outdoor unit OC to terminals M1 and M2 on the transmission cable block TB5 of each indoor unit IC Use non polarized 2 wire b Connect terminals M1 and M2 on transmission cable terminal block TB5 for each indoor unit with the terminal block TB6 for the remote controller RC c Set the address setting switch on outdoor unit P C B as shown below Unit Range Setting Method Indoor unit IC 001 to 050 Outdoor unit Use the smallest OC 051 to 100 address of all the indoor unit plus 50 Remote Indoor unit address plus controller RC 10
53. 87kW During heating The total model capacity of indoor unit is 3 2 x 2 6 3 x 2219 0 Therefore the capacity of PKFY P25VBM E and PLFY P50VLMD E will be calculated as follows by using the formula in 5 1 2 1 Model 25 16 33 x 19 0 2 75kW Model 50 16 33 x 9 3 5 41kW 19 0 5 2 STANDARD CAPACITY DIAGRAM 5 2 1 PUMY P100VHMB PUMY P100VHMBR1 PUMY P100VHMB BS PUMY P100VHMBR1 BS Before calculating the sum of total capacity of indoor units please convert the value into the kW model capacity following the formula on 5 1 1 Total capacity of Capacity kW Power Consumption KW Current A 220V Current A 230V Current A 240V Cooling Heating Cooling Heating Cooling Heating Cooling Heating Cooling Heating Total capacity of indoor units Capacity kW Power Consumption kW Current A 220V Current A 230V Current A 240V Cooling Heating Cooling Heating Cooling Heating Cooling Heating Cooling Heating 11 5 2 2 125 PUMY P125VHMBR1 _ 125 5 _ 125 1 85
54. DO REPRESENT TROUBLE EMERGENCY Symptom Display of remote controller CAUSE Even the cooling heating operation selection button is pressed the indoor unit cannot be operated Cooling blinks The indoor unit can not cool Heat if other indoor units are heating Cooling The auto vane runs freely Normal display Because of the control operation of auto vane it may change over to horizontal blow automatically from the downward blow in cooling in cause the downward blow operation has been continued for 1 hour At defrosting in heating hot adjusting and thermostat OFF it automatically changes over to horizontal blow Fan setting changes during heating Normal display Ultra low speed operation is commenced at thermostat OFF Light air automatically change over to set value by time or piping temperature at thermostat ON Fan stops during heating operation Defrost The fan is to stop during defrosting Fan does not stop while operation has been stopped Light out Fan is to run for 1 minute after stopping to exhaust residual heat only in heating No setting of fan while start SW has been turned on STAND BY 43 Ultra low speed operation for 5 minutes after SW ON or until piping temperature becomes 35C There low speed operate for 2 minutes and then set notch is commenced Hot adjust control Indoor unit remote controller shows HO or PLEASE WAIT
55. Follow the steps below to enter the addresses of the indoor unit using the remote controller a Group settings Turning off the remote controller Press the ON OFF button to stop operation the indicator light will go off e Changing to indoor unit address display mode If the FILTER and xx buttons on the remote controller are pressed simul taneously and held for 2 seconds the display shown in Figure 1 will appear Changing address Press the temperature adjustment C4 Cv buttons to change the displayed address to the address to be entered Entering the displayed address Press the TEST RUN button to enter the indoor unit with the displayed address The type of the unit will be displayed as shown in Figure 2 if entry is completed normally If a selected indoor unit does not exist an error signal will be displayed as shown in Figure 3 When this happens check whether the indoor unit actually exists and perform entry again e Returning to the normal mode after completing entry Press the FILTER and Sx buttons simultaneously and hold for 2 seconds to return to the normal mode Figure 1 A Group setting display Figure 2 Normal completion of entry Figure 3 Entry error signal mae INDOOR UNIT INDOOR UNIT ADDRESS NO ADDRESS NO moe INDOOR UNIT ADDRESS NO Type of unit is displayed Flashing 88 indicates entry error b Paired Settings Turn off the remote controller Press
56. See Photo 4 5 Pull out the thermistor lt Outdoor gt TH7 from the sensor holder Note In case of replacing thermistor lt Outdoor gt TH7 replace it together with thermistor lt Low pressure satu rated temp gt TH6 since they are combined together Refer to No 4 above to remove thermistor lt Low pres sure saturated temp gt 91 Photo 6 Lead wire of thermistor Outdoor TH7 Sensor holder OPERATING PROCEDURE PHOTOS 6 Removing the thermistor lt Outdoor pipe gt TH3 and ther mistor lt Discharge gt TH4 Photo 7 Thermistor 1 Remove the service panel See Figure 1 lt Outdoor pipe gt 2 Disconnect the connectors TH3 white and TH4 white on the Multi controller board in the electrical parts box 3 Loosen the clamp for the lead wire in the rear of the electri cal parts box 4 Pull out the thermistor lt Outdoor pipe gt TH3 and thermistor lt Discharge gt TH4 from the sensor holder Compressor Thermistor MC lt Discharge gt TH4 7 Removing the 4 way valve coil 21S4 1 Remove the service panel See Figure 1 2 Remove the top panel See Figure 1 Removing the 4 way valve coil 3 Remove 4 way valve coil fixing screw M4 6 4 Remove the 4 way valve coil by sliding the coil toward you 5 Disconnect the connector 21S4 green on the Multi control ler board in the electrical parts box 4 way valve coil 21S4 4 way valve Remo
57. Starting method Inverter Motor output 2 2 2 9 3 3 Case heater Lubricant FV508 x 2 3L FV508 x 2 3 FV508 x 2 3 Air flow rate cfm 100 1667 3532 100 1667 3532 100 1667 3532 External static press 0 0Pa 0 Pa Type x Quantity Propeller fan x 2 Propeller fan x 2 Propeller fan x 2 Control Driving mechanism DC control Direct driven by motor DC control Direct driven by motor DC control Direct driven by motor Motor output 0 06 2 0 06 2 0 06 2 HIC circuit HIC Heat Inter Changer Protection High pressure protection High pressure sensor High pressure switch 4 15 MPa Inverter circuit COMP FAN Over heat protection Over current protection Compressor Discharge thermo protection Over current protection Fan motor Over heat protection Voltage protection Defrosting method Auto defrost mode Reversed refrigerant circle Refrigerant Type x Original charge R410A x 8 5kg 19 Ib R410A x 8 5kg 19 Ib R410A x 8 5kg 19 Ib Control LEV circuit Standard attachment Document Accessory Installation Manual Grounded lead wire x 2 Optional parts Joint CMY Y62 G E Header CMY Y64 68 G E Joint CMY Y62 G E Header CMY Y64 68 G E Joint CMY Y62 G E Header CMY Y64 68 G E Remark In case of connecting All fresh air type indoor unit P
58. The indoor unit can be totally connected up to 8 P100 10 P125 12 P140 units The indoor unit can be connected up to 8 P100 10 P125 12 P140 units 2 Ventilation unit connecting is only 1 unit Check whether the connecting unit exceeds a number of limitations or not Address setting error Address setting of the outdoor unit is wrong Addresses mis setting of the outdoor unit The outdoor unit is not set in 000 or in the range of 51 100 Check the address setting of the outdoor unit The address should be set in 000 or 51 100 When the setting is out of the range reset it turn off power supply of the outdoor unit indoor unit and lossnay for 2 minutes or more at the same time and turn on power supply again Remote controller sensor In the case of network remote controller it is an abnormality when incapable response returns from the network remote controller during the operation When an old type remote controller for M NET is used and the remote controller sensor is specified SW1 1 is ON Replace the remote controller to net work remote controller Serial communication error Abnormal if serial communication between outdoor multi board and outdoor power board is defective Breaking of wire or contact failure of connector CN2 Breaking of wire or contact failure of connector 4 Defective communication circuit of outdoor power board Defective communication
59. VMA E 100VKM E 100VKM E 125VBM E 125VLMD E 125VMH E VMA E 125 140 140VMH E F Decorative panel Name M NET remote controller MA remote controller Model number PAR F27MEA E PAR 21MAA Remote controller handy remote controller for use in conjunction Addresses setting is not necessary Functions with the Melans centralized management system Addresses must be set 1 PUMY P YHMB can connect Fresh Air type indoor unit It is possible only by 1 1 system 1 indoor unit of Fresh Air type is connected with 1 outdoor unit Operating temperature range outdoor temperature for fresh air type indoor units differ from other indoor units Refer to 3 2 3 2 When the indoor unit of Fresh Air type is connected with the outdoor unit the maximum connectable total indoor unit capacity is 110 100 in case of heating below 5 C 23 F 3 2 UNIT SPECIFICATIONS 1 Outdoor Unit Service Ref PUMY P100VHMB BS PUMY P100VHMBR1 BS PUMY P100YHMB BS PUMY P100YHMBR1 BS PUMY P125VHMB BS PUMY P125VHMBR1 BS PUMY P125YHMB BS PUMY P125YHMBR1 BS PUMY P140VHMB BS PUMY P140VHMBR1 BS PUMY P140YHMB BS PUMY P140VHMBR1 BS Cooling kW 11 2 14 0 15 5 Capacity Heating KW 12 5 16 0 18 0 Compressor kW 1 9 2 4 2 9
60. When installing the high pressure sensor cover it with a wet cloth to prevent it from heating 100 C or more then braze the pipes so that the inside of PEERS High pressure pipes are not oxidized sensor 63HS 98 OPERATING PROCEDURE PHOTOS 12 Removing the reactors ACL1 ACL2 ACL3 1 Remove the service panel See Figure 1 Photo 11 Electrical parts box 2 Remove the top panel See Figure 1 3 Remove the 6 screws screw and 5 x 10 that fix the front panel and remove the front panel See Photo 3 4 Remove the 2 screws screw and both 4 x 10 that fix the separator screw from the valve bed and screw from the bottom of the separator and tilt the separator to the side of the fan motor slightly See Photo 11 5 Disconnect the lead wires from the reactor and remove the 4 screws screw 2 that fix the reactor to remove the reac tor See photo 12 and 13 Note 1 The reactor is very heavy 4kg careful when handling it Note 2 The reactor box is also removable p i D Photo 12 Propeller Reactor box Electrical parts box Reactor box Separator Screw gt y y 3 4 way valve Photo 13 Reactors 99 OPERATING PROCEDURE PHOTOS 13 Removing the compressor MC Photo 14 1 Remove the service panel See Figure 1 Wu 2 Remove the top panel See Figure 1 8 Remove 2 front cover panel fixing screws 5 x 10 an
61. addresses of outdoor units indoor units and remote controller must be set using their settings switches Please consult the installation manual that comes with each unit for detailed information on setting procedures 10 5 EXAMPLE EXTERNAL WIRING DIAGRAM FOR A BASIC SYSTEM 10 5 1 Example using a M NET remote controller Breaker for Wiring and Current Leakage Power supply 3 phase 4 wire 50Hz 380 400 415V Outdoor unit Grounded 15A Breaker for Wiring _ Power supply and Current Leakage Pull box Single phase 50Hz 220 230 240 77 77 7 1 25mm x 2 1 6mm x 2 1 6mm x 2 Indoor unit 0 5 1 25 x 2 gt Remote controller wire 84 10 6 METHOD FOR OBTAINING ELECTRICAL CHARACTERISTICS WHEN CAPACITY AGREEMENT IS TO BE SIGNED WITH AN ELECTRIC POWER COMPANY The electrical characteristics of connected indoor unit system for air conditioning systems including the MULTI S series will depend on the arrangement of the indoor and outdoor units First read the data on the selected indoor and outdoor units and then use the following formulas to calculate the electrical characteristics before applying for a capacity agreement with the local electric power company 10 6 1 Obtaining the electrical characteristics of a CITY MULTI S series system 1 Procedure for obtaining total power consumption Page numb
62. capacity of Capacity kW Power Consumption kW Current A 380V Current A 400V Current A 415V indoor units Cooling Heating Cooling Heating Cooling Heating Cooling Heating Cooling Heating 56 5 60 6 30 57 1 87 2 52 3 00 2 39 2 85 2 31 57 5 70 6 41 59 1 90 2 55 3 05 2 42 2 89 2 34 58 5 80 6 53 62 1 92 2 60 3 08 2 47 2 93 2 38 59 5 90 6 64 64 1 95 2 63 3 13 2 50 2 97 2 41 60 6 00 6 75 66 1 98 2 66 3 17 2 53 3 02 2 44 61 6 10 6 87 69 2 00 2 71 3 21 2 58 3 05 2 48 62 6 20 6 98 71 2 03 2 74 3 26 2 61 3 09 2 51 63 6 30 7 09 74 2 06 2 79 3 30 2 65 3 14 2 56 64 6 40 7 20 76 2 08 2 82 3 34 2 68 3 17 2 59 65 6 50 7 32 78 2 11 2 85 3 38 2 71 3 21 2 61 66 6 60 7 43 81 2 14 2 90 3 43 2 76 3 26 2 66 67 6 70 7 54 83 2 17 2 93 3 48 2 79 3 31 2 69 68 6 80 7 66 86 2 20 2 98 3 53 2 83 3 35 2 73 69 6 90 7 77 89 2 22 3 03 3 56 2 88 3 38 2 78 70 7 00 7 88 91 2 25 3 06 3 61 2 91 3 43 2 81 71 7 10 8 00 94 2 28 3 11 3 66 2 96 3 47 2 85 72 7 20 8 11 97 2 31 3 16 3 70 3 00 3 52 2 89 73 7 30 8 22 99 2 34 3 19 3 75 3 03 3 56 2 92 74 7 40 8 33 2 37 3 24 3 80 3 08 3 61 2 97 75 7 50 8 44 2 40 3 28 3 85 3 12 3 66 3 01 76 7 60 8 56 2 43 3 33 3 90 3 17 3 70 3 05 77 7 70 8 67 2 46 3 38 3 94 3 21 3 75 3 10 78 7 80 8 78 2 49 3 41 3 99 3 24 3 79 3 13 79 7 90 8 89 2 52 3 46 4 04 3 29 3 84 3 17 80 8 00 9 00 2 55 3 51 4 09 3 34 3 88 3 22 81 8 10 9 10 2 58 3 56 4 14 3 38 3 93 3 26 82 8 20 9 20 2 61 3 60 4 18 3 43 3 97 3 30 83 8 30 9 30 2 64 3 65 4
63. d CE Main Smoothing Capacitor 2194 svi 2 2 2 va Power Circuit Board TABU V W Connection Terminal lt U V W Phase gt TABS T Connection Terminal lt L N Phase gt TABP1 P2 P Connection Terminal lt DC Voltage gt PB TABN1 N2 N Connection Terminal lt DC Voltage DS2 DS3 Diode Bridge VT oue BLU IPM Power Module 783 Y WHT N F Noise Filter Circuit Board 4 BED2 7 Hele LI LO Connection Terminal lt L Phase gt WHT NI NO le mra rese 1 7 FRED 5 Whit IPM 2 onnection Terminal lt Ground gt amp o _ 52G 52G Relay Es Ef ons EIG ES CB Controller Circuit Board TO INDOOR UNIT THETA Hele WHT la 1_ gt swi Switch lt Display Selection gt ep ine E 2 gi Tr z8 Sw2 Switch Function Selection 2 lat poe SW3 Switch lt Test Run wur 2 WHT q g 1 SW4 Switch Model Selection 9MBN 2 SW5 Switch Function Selection TB7 Bep e g Es 2 E j du SW6 Switch lt Function Selection gt 4 m YN 2 ABE 3 SW7 Switch Function Selection e zm al mem SW8 Switch lt Function Selection 4 2 fiw 98 ae 3H SWUt Switch Unit Address Selection 15 digit 35 55 IG SWU2 Switch Unit Address Selection 105 1 5 c MC E CNLVB Connector lt To N F Board CN52C gt FOR CENTRALIZED Th oh 2 Symbol of Board is CNLVB CONTROL ar DC 30V Non polar 2 m 2 SS Connector C
64. enter the addresses of the other indoor unit that are to be linked with the Lossnay unit e Returning to the normal mode after completing entry Press the FILTER and buttons on the remote controller simulta neously and hold for 2 seconds to return to the normal mode Figure 4 B Making paired settings Figure 5 Completing normal entry Lus d INDOOR UNIT ERROR CODE ADDRESS NO o amp uNrTADDRESSNO ERROR CODE OA UNIT ADDRESS NO Fede Lot display o INDOOR UNIT ADDRESS NO These alternating IC or LC displays will appear when entry is completed normally o The addresses of indoor unit and linked units are displayed simultaneously A flashing 88 will appear if there is a problem with the entry indicating that the unit does not exist ERROR CODE OA UNIT ADDRESS NO INDOOR UNIT ADDRESS NO 39 2 Address check Refer to section 1 regarding address entry a In making group settings Turn off the remote controller Press the remote controller s ON OFF button to stop operation the indicator light will go off Locate the indoor unit address display mode Press the FILTER and s2 buttons on the remote controller simultaneously and hold for 2 seconds Display indoor unit address The entered indoor units address and type will be displayed each time the button is pressed When 1 entr
65. of indoor units please convert the value into the kW model capacity following the formula on 5 1 1 Total capacity of Capacity kW Power Consumption kW Current A 380V Current A 400V Current A 415V indoor units Cooling Heating Cooling Heating Cooling Heating Cooling Heating Cooling Heating 70 7 00 7 88 80 2 04 2 88 3 27 2 74 3 10 2 64 3 00 71 7 10 8 00 83 2 06 2 93 3 30 2 79 3 13 2 69 3 02 72 7 20 8 11 85 2 09 2 96 3 35 2 82 3 18 2 72 3 07 73 7 30 8 22 88 2 11 3 01 3 38 2 86 3 21 2 76 3 10 74 7 40 8 33 91 2 14 3 06 3 43 2 91 3 26 2 81 3 14 75 7 50 8 44 93 2 17 3 09 3 48 2 94 3 30 2 83 3 19 76 7 60 8 56 96 2 19 3 14 3 51 2 98 3 33 2 88 3 22 77 7 70 8 67 99 2 22 3 19 3 56 3 03 3 38 2 92 3 26 78 7 80 8 78 2 25 3 22 3 61 3 06 3 42 2 95 3 30 79 7 90 8 89 2 28 3 27 3 66 3 10 3 47 3 00 3 35 80 8 00 9 00 2 30 3 32 3 69 3 15 3 50 3 04 3 38 81 8 10 9 10 2 33 3 36 3 74 3 20 3 55 3 08 3 42 82 8 20 9 20 2 36 3 40 3 78 3 23 3 59 3 11 3 46 83 8 30 9 30 2 39 3 44 3 83 3 27 3 64 3 16 3 51 84 8 40 9 40 2 42 3 49 3 88 3 32 3 68 3 20 3 55 85 8 50 9 50 2 44 3 54 3 91 3 36 3 71 3 24 3 58 86 8 60 9 60 2 47 3 59 3 96 3 41 3 76 3 29 3 63 87 8 70 9 70 2 50 3 64 4 01 3 45 3 80 3 33 3 67 88 8 80 9 80 2 53 3 68 4 06 3 50 3 85 3 38 3 71 89 8 90 9 90 2 56 3 73 4 10 3 55 3 89 3 42 3 76 90 9 00 10 00 2 59 3 78 4 15 3 59 3 94 3 46 3 80 91 9 10 10 10 2 62 3 83 4 20 3 64 3 99 3 51 3 85 92 9 20 10 22 2 65 3 88 4 25 3 68 4 03 3 55 3 89 93 9 30 10 33 2
66. or not Check whether the thermistor wiring is disconnected or not Check the resistance of thermistor When the resistance is not below value replace the thermistor 15 10 9 6kQ 20 C 6 30 C 4 3kQ 40 C 3 0kQ 12345678 SettheSWito gt When the temperature in controller board is not an actual temperature replace the multi controller board 42 5 Open 91 9 Short Abnormal point and detecting method Causes Check points Outdoor temperature thermistor TH7 When controller detects short open in thermistor during the operation the outdoor unit stops once and restarts operation in 3 minutes When the detected temperature is normal at just before of restarting the outdoor unit restarts When controller detects short open in thermistor at just before of restarting the unit stops due to detecting abnormality In this time lt 5106 gt is displayed G For 10 minutes after starting compressor for defrosting or for 3 minutes after recover of defrosting above mentioned short open are not detected Short 90 C or more Open 40 C or less 1 Connector TH7 contact failure 2 Thermistor wiring disconnection or half disconnection 3 Thermistor failure 4 Multi controller board input circuit failure Check whether the connector TH7 in the multi controller board is connected or not Check whether the thermistor wiring is
67. the remote controller s ON OFF button to turn it off the indicator light will go off e Put in indoor unit address display mode Press the FILTER and buttons on the remote controller simultaneously and hold for 2 seconds The above steps are the same as when making group settings A e Changing to the linked operation unit address display state The display shown in Figure 4 will appear when the miests button on the remote control is pressed Displaying the address of the Lossnay unit and linked indoor unit In this situation the indoor unit number will be the lowest address of the group The Lossnay unit will not operate if this setting is incorrect f the temperature adjustment C4 2C Y buttons are pressed the address may be changed to the indoor unit that are to be linked the time setting C4 2C Y 2 buttons are pressed the address of the linked units may be changed to the address where it is desired to enter the Lossnay Linking the Lossnay and the indoor unit The display shown in Figure 5 will appear when the TEST RUN button is pressed The indoor unit whose address is displayed and the Lossnay unit with a linked address will operate in a linked manner f it is desired to display the address of the Lossnay in the indoor unit address display the indoor unit address in the linked unit address and the above content will also be recorded Apart from the indoor unit with the lowest address in the group display and
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69. 0 2 54 11 7 11 2 10 8 87 8 70 2 57 11 9 11 4 10 9 88 8 80 2 61 12 1 11 5 11 1 89 8 90 2 64 12 2 11 7 11 2 90 9 00 2 67 12 3 11 8 i 11 3 91 9 10 5 2 71 12 5 12 0 11 5 92 9 20 2 74 12 7 12 1 11 6 93 9 30 2 77 12 8 12 2 11 7 94 9 40 2 81 13 0 12 4 11 9 95 9 50 2 84 13 1 12 6 12 0 96 9 60 2 88 13 3 i 12 7 12 2 9 70 2 91 13 5 5 12 9 12 3 9 80 2 95 13 6 13 0 12 5 9 90 2 98 2 13 8 13 2 12 6 10 00 3 02 14 0 13 4 12 8 10 10 3 05 14 1 13 5 12 9 10 20 3 09 14 3 13 7 13 1 10 30 3 13 14 5 13 8 13 3 10 40 3 16 14 6 14 0 13 4 10 50 3 20 14 8 14 1 13 6 10 60 3 24 15 0 14 3 13 7 10 70 3 27 15 1 14 5 13 9 10 80 3 31 15 3 14 6 14 0 10 90 3 35 15 5 14 8 14 2 11 00 3 39 15 7 15 0 14 4 11 10 3 43 15 9 15 2 14 5 11 20 3 46 16 0 15 3 14 7 11 30 3 50 16 2 15 5 14 8 11 40 3 54 16 4 15 7 15 0 11 50 3 58 16 5 15 8 15 2 11 60 3 62 16 7 16 0 15 3 11 70 3 66 16 9 16 2 15 5 11 80 3 70 17 1 16 4 15 7 11 90 3 74 17 3 16 5 i 15 8 12 00 3 78 17 5 16 7 16 0 12 10 3 82 17 7 16 9 16 2 12 20 3 86 17 8 17 1 16 4 12 30 3 90 18 0 17 2 16 5 12 40 3 95 18 3 17 5 16 7 12 50 3 99 18 4 17 6 16 9 12 60 4 03 18 6 17 8 17 1 12 70 4 07 18 8 18 0 17 2 12 80 4 12 19 0 18 2 17 5 12 90 4 16 19 2 18 4 17 6
70. 0 42 700 16 0 13 800 54 600 18 0 15 500 61 400 Power input 3 66 4 33 5 58 Current input 16 9 16 2 15 5 16 9 20 0 19 1 18 3 20 0 25 8 24 7 23 6 25 8 COP kW kW 3 42 3 69 3 23 Temp range of Indoor temp 15 27 C 59 81 F heating Outdoor temp 15 15 C 5 59 F Indoor unit Total capacity 50 130 of outdoor unit capacity connectable Model Quantity P15 125 1 8 P15 P140 1 10 P15 140 1 12 Noise level measured in anechoic room 49 51 50 52 51 53 Diameter of refrigerant pipe Liquid High press External finish Gas Low press 09 52 03 8 Liquid 015 88 05 8 Gas 09 52 03 8 Liquid 015 88 05 8 Gas Galvanized steel sheet lt MUNSELL 7 8 1 1 gt 09 52 03 8 Liquid 015 88 05 8 Gas External dimension H x W x 0 1 350 x 950 x 330 53 3 16 x 37 7 16 x 13 1 350 x 950 x 330 53 3 16 x 37 7 16 x 13 1 350 x 950 x 330 53 3 16 x 37 7 16 x 13 Net weight 129 284 Ib 129 284 Ib 129 284 Ib Heat exchanger Salt resistant cross fin amp copper tube Salt resistant cross fin amp copper tube Salt resistant cross fin amp copper tube Compressor Type Inverter scroll hermetic comp Inverter scroll hermetic comp Inverter scroll hermetic comp Manufacturer MITSUBISHI ELECTRIC CORPORATION
71. 0 Check the remote controller According to the results perform the following disposals When RC is displayed the remote controller is normal Turn off the power supply and turn it on again If HO or PLEASE WAIT is displayed for 4 minutes or more replace the indoor controller board When RC is displayed replace the remote controller Signal transmission Remote controller Following symptoms are regarded as abnormality 1 When sub remote controller cannot transmit the signal to the transmission path for 6 minutes 2 When the remote controller cannot finish transmitting the signal for 30 times on end Defect of the transmission and reception circuit of the remote controller Noise occurs on the transmission line of the remote controller There are 2 main remote controllers When RC 6832 6833 or ERC 00 66 is displayed these displays may be due to noise etc Set one remote controller to main remote controller and the other to sub remote controller When connected total models of the indoor units exceed the specified level 130 of the outdoor unit models error code lt 7100 gt is displayed 1 Connecting total models of the indoor unit exceed the specified level PUMY P100 code 26 PUMY P125 code 33 PUMY P140 code 38 2 There is a mistake in the registration of model name code of the outdoor unit 56 Check the tota
72. 1 to 150 100 2 Operation using 2 remote controllers Using 2 remote controllers for each indoor unit a Same as above b Same as above c Set address switch on outdoor unit P C B as shown below Unit Range Setting Method Indoor Unit IC 001 to 050 oU Use the smallest u d 6 051 to 100 of all the indoor OC units plus 50 Main Remote Indoor unit address plus Controller RC 101 to 150 455 Sub Remote Indoor unit address plus Controller RC 151 to 200 150 3 Group operation 01 02 TBS TB15 TBS 7815 a Same as above b Connect terminals M1 and M2 on transmission cable terminal block TB5 of the IC main unit with the most recent address within the same indoor unit IC group to terminal block TB6 on the remote controller c Set the address setting switch on outdoor unit P C B as shown below Unit Range Setting Method Multiple indoor units operated together by 1 remote controller Use the smallest address within the IC Main 001 to 050 same group of indoor units Use an address other than that of the IC Main from among the units IC Sub 001 to 050 within the same group of indoor units This must be in sequence with the IC Main Use the smallest address of the Outdoor Unit 051 to 100 indoor units plus 50 Main Remote Set at an IC Main address within Cont
73. 13 00 4 20 19 4 18 6 17 8 13 10 4 24 19 6 18 7 18 0 13 20 4 29 19 8 19 0 18 2 13 30 4 33 20 0 19 1 18 3 13 40 4 38 20 2 19 4 18 6 13 50 4 42 20 4 19 5 18 7 13 60 4 46 20 6 19 7 18 9 13 70 4 51 20 8 19 9 i 19 1 13 80 4 55 21 0 20 1 19 3 13 90 4 60 21 3 20 3 19 5 14 00 4 64 21 4 20 5 19 7 14 10 4 69 21 7 20 7 19 9 14 20 4 74 21 9 21 0 20 1 14 30 4 78 22 1 21 1 A 20 3 14 40 4 83 22 3 21 4 20 5 14 50 4 87 22 5 21 5 20 6 Total capacity of indoor units Capacity kW Power Consumption kW Current A 220V Current A 230V Current A 240V Cooling Heating Cooling Heating Cooling Heating Cooling Heating Cooling Heating 146 14 60 4 92 22 7 21 7 20 8 147 14 70 4 97 23 0 22 0 21 1 148 14 80 5 02 23 2 22 2 21 3 149 14 90 5 06 23 4 22 4 21 4 150 15 00 5 11 23 6 22 6 21 6 151 15 10 5 16 23 8 22 8 21 9 152 15 20 5 21 24 1 23 0 22 1 153 15 30 5 26 24 3 23 3 22 3 154 15 40 5 31 24 5 23 5 22 5 155 15 50
74. 149 14 90 17 20 5 04 5 10 8 07 8 16 7 67 7 76 7 39 7 48 150 15 00 17 33 5 08 5 14 8 13 8 23 7 7 7 82 7 45 7 54 151 15 10 17 46 5 13 5 17 8 21 8 27 7 81 7 87 7 53 7 58 152 15 20 17 60 5 18 5 21 8 29 8 34 7 88 7 93 7 60 7 64 153 15 30 17 73 5 23 5 25 8 37 8 40 7 96 7 99 7 67 7 70 154 15 40 17 86 5 28 5 29 8 45 8 47 8 04 8 05 7 75 7 76 155 15 50 18 00 5 32 5 32 8 51 8 51 8 09 8 09 7 80 7 80 156 15 51 18 01 5 32 5 31 8 52 8 49 8 10 8 08 7 81 7 79 157 15 52 18 02 5 32 5 29 8 52 8 47 8 10 8 06 7 81 7 77 158 15 54 18 04 5 33 5 28 8 52 8 45 8 11 8 04 7 81 7 74 159 15 55 18 05 5 33 5 27 8 53 8 43 8 11 8 01 7 82 7 72 160 15 57 18 06 5 33 5 25 8 53 8 40 8 12 7 99 7 82 7 70 161 15 58 18 07 5 34 5 24 8 54 8 38 8 12 7 97 7 83 7 68 162 15 60 18 09 5 34 5 22 8 54 8 36 8 12 7 95 7 83 7 66 163 15 61 18 10 5 34 5 21 8 55 8 34 8 13 7 93 7 83 7 64 164 15 62 18 11 5 34 5 20 8 55 8 32 8 13 7 91 7 84 7 62 165 15 64 18 12 5 35 5 18 8 56 8 29 8 14 7 89 7 84 7 60 166 15 65 18 14 5 35 5 17 8 56 8 27 8 14 7 87 7 85 7 58 167 15 67 18 15 5 35 5 16 8 56 8 25 8 14 7 85 7 85 7 56 168 15 68 18 16 5 35 5 14 8 57 8 23 8 15 7 83 7 85 7 54 169 15 70 18 17 5 36 5 13 8 57 8 21 8 15 7 80 7 86 7 52 170 15 71 18 19 5 36 5 11 8 58 8 18 8 16 7 78 7 86 7 50 171 15 73 18 20 5 36 5 10 8 58 8 16 8 16 7 76 7 87 7 48 172 15 74 18 21 5 37 5 09 8 59 8 14 8 17 7 74 7 87 7 46 173 15 76 18 22 5 37 5 07 8 59 8 12 8 17 7 72 7 87 7 44 174 15 77 18 24 5 37 5 06 8 59 8 10 8 17 7 70 7 88 7 42 175 15 79 18 25 5
75. 21 LOLLOLOL w ye asjnd A31 89 LOLLOLOO euin ye esind ZO 000 Aejap ye esind 6uiuedo A31 991 10110010 euin ye A37 GII 10110001 Aejap ye esind 6uiuedo 10110000 euin ye A31 LOLOLLLL Aejap Aujeuuouqe ye esind 6uiuedo A31 291 LOLOLLLO w ye asjnd A31 191 LOLOLLOL WOH JO epoo wns xoeuo wins LOLOLLOO WOY Ae dsiq edA WOU LOLOLOLL WOH JO gp ejdsiq 10101010 euin je HS OS pue eunsseJd uDiu eyep jo ejdsiq 6 666 6 66 euim HS OS 2101 10100000 jo euim 1e HS OS 1101 Aejap euin HS OS 0101 LOOLLLLO euim 1e HS OS 601 LOOLLLOL Aejap Ayyewouge jo HS OS 801 10011100 Aejap eui HS OS ZO 000 Aejap Ayjeuuouq
76. 23 5 4 NOISE CRITERION CURVES PUMY P100VHMB BS UNE PUMY P125VHMB BS PUMY P100VHMBR1 BS cosa 4 PUMY P125VHMBR1 BS 00 SPLE LINE PUMY P100YHMB BS HEATING 51 e e PUMY P125YHMB BS HEATING 52 e e PUMY P100YHMBR1 BS PUMY P125YHMBR1 BS ae 25790 SE 1 80 5 80 l l 5 m NS NC 70 5 d E a RAN E a e eee a E 60 oer mr NE i 5 F 1 1 1 2 2 E Neso 40 I 40 2 m E 30 8 2 i i i Ef 2 3 3 3 20 SE E TOL REO mu ime e pen lt Ex 8 10 T 8 10 Nose 3 63 125 250 500 1000 2000 4000 8000 63 1275 250 500 1000 2000 4000 8000 PUMY P140VHMB BS PUMY P140VHMBR1 BS SP10 COOLING 51 o o PUMY P140YHMB BS _ __53 e e PUMY P140YHMBR1 BS 3 90 g cer E MICROPH
77. 23 3 47 4 02 3 35 84 8 40 9 40 2 67 3 70 4 28 3 52 4 07 3 39 85 8 50 9 50 2 70 3 76 4 33 3 58 4 11 3 45 86 8 60 9 60 2 74 3 81 4 39 3 62 4 17 3 49 87 8 70 9 70 2 77 3 86 4 44 3 67 4 22 3 54 88 8 80 9 80 2 80 3 91 4 49 3 72 4 26 3 58 89 8 90 9 90 2 83 3 96 4 54 3 76 4 31 3 63 90 9 00 10 00 2 86 4 02 4 58 3 82 4 35 3 68 91 9 10 10 10 2 90 4 07 4 65 3 87 4 42 3 73 92 9 20 10 22 2 93 4 12 4 70 3 91 4 46 3 77 93 9 30 10 33 2 96 4 16 4 74 3 96 4 51 3 82 94 9 40 10 45 3 00 4 23 4 81 4 02 4 57 3 88 95 9 50 10 56 3 03 4 28 4 86 4 07 4 61 3 92 96 9 60 10 67 3 06 4 34 4 90 4 13 4 66 3 98 97 9 70 10 79 3 10 4 39 4 97 4 17 4 72 4 02 98 9 80 10 90 3 13 4 45 5 02 4 23 4 77 4 08 99 9 90 11 02 3 17 4 50 5 08 4 28 4 83 4 12 10 00 11 13 3 20 4 56 5 13 4 34 4 87 4 18 10 10 11 24 3 24 4 61 5 19 4 39 4 93 4 23 10 20 11 36 3 27 4 67 5 24 4 45 4 98 4 29 10 30 11 47 3 31 4 74 5 30 4 51 5 04 4 34 10 40 11 59 3 34 4 79 5 35 4 55 5 08 4 39 10 50 11 70 3 38 4 85 5 42 4 61 5 15 4 45 10 60 11 81 3 41 4 91 5 46 4 67 5 19 4 51 10 70 11 93 3 45 4 98 5 53 4 74 5 25 4 56 10 80 12 04 3 48 5 03 5 58 4 78 5 30 4 61 10 90 12 16 3 52 5 09 5 64 4 84 5 36 4 67 11 12 27 3 56 5 15 5 70 4 90 5 42 4 73 11 10 12 38 3 59 5 22 5 75 4 96 5 47 4 78 11 12 50 3 63 5 28 5 81 5 02 5 52 4 84 11 12 51 3 62 5 30 5 80 5 04 5 51 4 86 11 12 53 3 61 5 30 5 78 5 04 5 50 4 86 11 12 54 3 60 5 31 5 77 5 05 5 48 4 87 11 12 55 3 59 5 31 5 75 5 05 5 47 4 87 11 12 56 3 58 5 31 5 74 5 05 5 45 4 87 11 12
78. 4F on the indoor controller board Current sensor error Abnormal if current sensor detects 1 5A to 1 5A during compressor operation This error is ignored in case of SW7 1 ON 1 Disconnection of compressor wiring 2 Defective circuit of current sensor on outdoor power circuit board Correct the wiring U V W phase to compressor Outdoor power circuit board Replace outdoor power circuit board Duplex address error Detected error when transmission of unit with the same address is confirmed Note Address Attribute displayed on the remote controller shows the controller detecting abnormality 1 There are 2 units or more with the same address among the outdoor unit or indoor unit or lossnay controller remote controller 2 When noise has occurred in the transmission signal and the signal has changed Look for the unit which is source of abnormality with the same address When the same address is found correct the address and turn off power supply of outdoor unit indoor unit and lossnay for 2 minutes or more as the same time Then turn on power supply Check the transmitted wave and the noise on the transmission line Transmission processor H W error 1 shows on the transmission line though the transmission processor transmitted 0 Note Address Attribute displayed on the remote controller shows the controller detecting abnormality 1 When the wiring for eithe
79. 57 3 56 5 33 5 70 5 07 5 42 4 89 11 12 58 3 55 5 33 5 69 5 07 5 40 4 89 11 12 60 3 54 5 35 5 67 5 08 5 39 4 90 16 Total capacity of Capacity kW Power Consumption kW Current A 380V Current A 400V Current A 415V indoor units Cooling Heating Cooling Heating Cooling Heating Cooling Heating Cooling Heating 121 11 38 12 61 3 34 3 53 122 11 40 12 62 3 34 3 52 123 11 42 12 63 3 35 3 51 124 11 44 12 64 3 35 3 50 125 11 47 12 66 3 36 3 48 126 11 49 12 67 3 36 3 47 127 11 51 12 68 3 36 3 46 128 11 53 12 69 3 37 3 45 129 11 55 12 70 3 37 3 44 130 11 57 12 71 3 38 3 43 131 11 59 12 73 3 38 3 41 132 11 61 12 74 3 38 3 40 133 11 63 12 75 3 39 3 39 134 11 65 12 76 3 39 3 38 135 11 67 12 77 3 40 3 37 136 11 69 12 78 3 40 3 36 137 11 71 12 80 3 40 3 34 138 11 73 12 81 3 41 3 33 139 11 75 12 82 3 41 3 32 140 11 77 12 83 3 42 3 31 141 11 79 12 84 3 42 3 30 142 11 82 12 86 3 42 3 29 143 11 84 12 87 3 43 3 27 144 11 86 12 88 3 43 3 26 145 11 88 12 89 3 44 3 25 17 5 2 5 PUMY P125YHMB PUMY P125YHMBR1 _ 125 5 PUMY P125YHMBR1 BS Before calculating the sum of total capacity
80. 8 5 33 4 61 5 14 105 10 50 11 71 3 18 3 53 5 09 5 65 4 84 5 37 4 67 5 18 106 10 60 11 82 22 3 57 5 15 5 71 4 90 5 43 4 73 5 24 107 10 70 11 94 3 26 3 60 5 22 5 76 4 96 5 48 4 78 5 28 108 10 80 12 05 3 29 3 63 5 27 5 81 5 01 5 53 4 83 5 33 109 10 90 12 17 3 33 3 67 5 33 5 87 5 07 5 59 4 89 5 39 110 11 00 12 28 3 37 3 70 5 39 5 92 5 13 5 63 4 95 5 43 111 11 10 12 39 3 41 3 74 5 46 5 99 5 19 5 69 5 00 5 49 112 11 20 12 51 3 45 3 77 5 52 6 03 5 25 5 74 5 06 5 53 11 30 12 63 3 48 3 80 5 57 6 08 5 30 5 78 5 11 5 58 114 11 40 12 75 3 52 3 84 5 63 6 15 5 36 5 85 5 17 5 63 115 11 50 12 88 3 56 3 87 5 70 6 19 5 42 5 89 5 22 5 68 116 11 60 13 00 3 60 3 91 5 76 6 26 5 48 5 95 5 28 5 74 117 11 70 13 13 3 64 3 94 5 83 6 31 5 54 6 00 5 34 5 78 118 11 80 13 25 3 68 3 98 5 89 6 37 5 60 6 06 5 40 5 84 119 11 90 13 38 3 72 4 01 5 95 6 42 5 66 6 10 5 46 5 88 120 12 00 13 50 3 76 4 05 6 02 6 48 5 72 6 16 5 52 5 94 121 12 10 13 63 3 80 4 08 6 08 6 53 5 78 6 21 5 58 5 99 122 12 20 13 75 3 84 4 12 6 15 6 59 5 85 6 27 5 63 6 04 123 12 30 13 88 3 88 4 15 6 21 6 64 5 91 6 32 5 69 6 09 124 12 40 14 00 3 92 4 19 6 27 6 71 5 97 6 38 5 75 6 15 125 12 50 14 13 3 97 4 22 6 35 6 75 6 04 6 42 5 82 6 19 126 12 60 14 25 4 01 4 26 6 42 6 82 6 10 6 48 5 88 6 25 127 12 70 14 38 4 05 4 29 6 48 6 87 6 16 6 53 5 94 6 29 128 12 80 14 50 4 09 4 33 6 55 6 93 6 23 6 59 6 00 6 35 129 12 90 14 63 4 13 4 36 6 61 6 98 6 29 6 64 6 06 6 40 130 13 00 14 75 4 18 4 40 6 69 7 04 6 36 6 70 6 13 6 46
81. 80V Current A 400V Current A 415V indoor units Cooling Heating Cooling Heating Cooling Heating Cooling Heating Cooling Heating 80 8 00 9 00 2 34 2 73 3 75 4 37 3 56 4 16 3 44 4 01 81 8 10 9 10 2 37 2 76 3 80 4 42 3 61 4 20 3 48 4 05 82 8 20 9 20 2 40 2 79 3 84 4 47 3 66 4 25 3 52 4 10 83 8 30 9 30 2 43 2 82 3 89 4 52 3 70 4 29 3 57 4 14 84 8 40 9 40 2 46 2 86 3 94 4 58 3 75 4 35 3 61 4 20 85 8 50 9 50 2 49 2 89 3 99 4 63 3 79 4 40 3 66 4 24 86 8 60 9 60 2 53 2 92 4 05 4 67 3 85 4 45 3 71 4 29 87 8 70 9 70 2 56 2 95 4 10 4 72 3 90 4 49 3 76 4 33 88 8 80 9 80 2 59 2 98 4 15 4 77 3 94 4 54 3 80 4 37 89 8 90 9 90 2 62 3 01 4 20 4 82 3 99 4 58 3 85 4 42 90 9 00 10 00 2 66 3 04 4 26 4 87 4 05 4 63 3 90 4 46 91 9 10 10 11 2 69 3 08 4 31 4 93 4 10 4 69 3 95 4 52 92 9 20 10 23 2 72 3 11 4 36 4 98 4 14 4 74 3 99 4 56 93 9 30 10 34 2 76 3 14 4 42 5 03 4 20 4 78 4 05 4 61 94 9 40 10 46 2 79 3 17 4 47 5 07 4 25 4 83 4 10 4 65 95 9 50 10 57 2 83 3 21 4 53 5 14 4 31 4 89 4 15 4 71 96 9 60 10 68 2 86 3 24 4 58 5 19 4 35 4 93 4 20 4 75 97 9 70 10 80 2 89 3 27 4 63 5 23 4 40 4 98 4 24 4 80 98 9 80 10 91 2 93 3 30 4 69 5 28 4 46 5 02 4 30 4 84 99 9 90 11 03 2 97 3 34 4 75 5 35 4 52 5 08 4 36 4 90 100 10 00 11 14 3 00 3 37 4 80 5 39 4 57 5 13 4 40 4 95 101 10 10 11 25 3 04 3 40 4 87 5 44 4 63 5 18 4 46 4 99 102 10 20 11 37 3 07 3 43 4 91 5 49 4 67 5 22 4 51 5 03 103 10 30 11 48 3 11 3 47 4 98 5 55 4 74 5 28 4 56 5 09 104 10 40 11 60 3 14 3 50 5 03 5 60 4 7
82. C Connect to the g outdoor noise filter Y circuit board CN5 CN4 d Connect to the outdoor controller multi circuit board CNA TABP2 SC P2 Connect to the ACTM P TABU V W TABN2 SC N2 Connect to the compressor MC Connect to the ACTM N2 Voltage among phases 10 180 AC 68 Outdoor power circuit board Brief check of POWER MODULE PUMY P1 00YHMB R1 Usually each point is in a state of being short circuited if they are broken Measure the resistance in the following points connectors etc PUMY P125YHMB R1 If they are it means that they are broken 1 Check of POWER MODULE PUMY P140YHMB R1 Check of DIODE circuit PUMY P100YHMB R1 BS L1 P1 2 1 L3 P1 0 IN1 L2 N1 23 IN1 PUMY ien BS Pol LU VI Pz W RE U A W PUMY P1 40YHMB R1 BS Note The marks L1 L2 L3 N1 2 P1 P2 V and W shown in the diagram are not actually printed on the board CN5 CN4 CN2 Detection of Connect to the CN7 Connect to the outdoor controller circuit primary current outdoor controller 2 eeu board 00 9 Power circuit board Transmitting ircuit board CNCT CN7 signal to the contro
83. Changes for the Better MITSUBISHI ELECTRIC SPLIT TYPE HEAT PUMP AIR CONDITIONERS August 2009 No OCH446 REVISED EDITION A utilized TECHNICAL amp SERVICE MANUAL Model name Service Ref lt Outdoor unit gt PuMy PioovHME PUMY P100VHMB PUMY P100VHMBR1 euwvezswuws PUMY P125VHMB PUMY P125VHMBR1 euwvewowus PUMY P140VHMB PUMY P140VHMBR1 pumy Piooveue 6s PUMY P100VHMB BS PUMY P100VHMBR1 BS pumy pizsveme 6s PUMY P125VHMB BS X PUMY P125VHMBR1 BS uwewweess PUMY P140VHMB BS PUMY P140VHMBR1 BS pumy proovams PUMY P100YHMB PUMY P100YHMBR1 PUMY P125YHMB PUMY P125YHMBR1 emwewvwwe PUMY P140YHMB PUMY P140YHMBR1 PUMY P100YHMB BS PUMY P100YHMBR1 BS uwevsmwess PUMY P125YHMB BS 125 1 5 uwewwwess PUMY P140YHMB BS 140 1 5 p CONTENTS D 1 TECHNICAL 2 Emm 2 SAFETY PRECAUTION e 2 3 OVERVIEW OF 5 AS SPECIEICATIONS 7 9 6 OUTLINES AND 25 7 WIRING DIAGRAM 26 8 NECESSARY CONDITIONS FOR SYSTEM CONSTRUCTION 28 9 38 Winder Gane 10 ELECTRICAL
84. Check ground wire transmission cable remote controller cable and power supply cable for secure connection Make sure that all switch settings of address or adjustments for special specification systems are correctly settled 2 Safety check With the insulation tester of 500V inspect the insulation resistance Do not touch the transmission cable and remote controller cable with the tester The resistance should be over 1 0 MQ Do not proceed inspection if the resistance is under 1 0 MQ Inspect between the outdoor unit power supply terminal block and ground first metallic parts like refrigerant pipes or the electrical box next then inspect all electrical wiring of outdoor unit indoor unit and all linked equipment 3 Before operation a Turn the power supply switch of the outdoor unit to on for compressor protection For a test run wait at least 12 hours from this point b Register control systems into remote controller s Never touch the on off switch of the remote controller s Refer to 9 1 2 Special Function Operation and Settings for M NET Remote Controller as for settings In MA remote controller s this registration is unnecessary 4 More than 12 hours later from power supply to the outdoor unit turn all power switch to on for the test run Perform test run according to the Operation procedure table of the bottom of this page While test running make test run reports 5 When you deliver the unit after the te
85. EFY P VHM E F only one indoor unit can be connected with one PUMY Details on foundation work duct work insulation work electrical wiring power source switch and other items shall be referred to the Installation Manual Unit converter kcal h kW x 860 Btu h kW x 3 412 cfm m min x 35 31 lb kg 0 4536 Above specification data is subject to rounding variation 1 Nominal cooling conditions 27 CDB 19 CWB 81 FDB 66 FWB 35 CDB 95 FDB 7 5 m 24 9 16 ft 0 ft Nominal conditions 1 3 are subject to JIS B8615 1 Due to continuing improvement above specifications may be subject to change without notice 2 Nominal cooling conditions 27 CDB 19 5 CWB 81 FDB 67 FWB 35 CDB 95 FDB 5 m 16 3 8 ft 0 ft 8 Nominal heating conditions 20 CDB 68 FDB 7 CDB 6 CWB 45 FDB 43 FWB 7 5 m 24 9 16 ft 0 ft Indoor Outdoor Pipe length Level difference PUMY P100YHMB BS PUMY P100YHMBR1 BS Power source PUMY P125YHMB BS PUMY P125YHMBR1 BS 3 phase 4 wire 380 400 415V 50Hz PUMY P140YHMB BS PUMY P140YHMBR1 BS Cooling capacity Nominal Btu h 11 2 9 600 38 200 14 0 12 000 47 800 15 5 13 300 52 900 kcal h 12 500 14 000 Power input kW 3 30 4 27 5 32 Current input A 5 28 5 02 4 84 6 83 6 49 6 26 8 51 8 09 7 80 COP kW kW 3 39 3 28 2 91 Temp range of cooling Ind
86. FAN or COOL mode and thermo OFF or OFF in heating operation set the opening of linear expansion valve on indoor unit 1 Active Inactive During the FAN or COOL mode and thermo OFF in heating operation set the opening of linear ex pansion valve on indoor unit 2 Active Inactive x1 SW5 7 Refrigerant amount shortage measure during heating operation Refrigerant piping is long etc 2 SW5 8 Countermeasure against room temperature rise for indoor unit in FAN COOL and thermo OFF heating mode 61 Can be set when off or during operation lt Initial settings S 12345678 ON OFF Switch Function Operation in Each Switch Setting ON OFF When to Set Remarks 5 o o 5 5 SW6 function switching Switch of current limitation reading in a different way Before turning the power on Restriction of maximum frequency Enable Normal Ignore refrigerant filling abnormality Enable Normal Switching the target discharge pressure Pdm Enable Normal Switching 1 the target evaporation temperature ETm Enable Normal Switching 2 the target evaporation temperature ETm Enable Normal Can be set when off or during operation Initial settings ON OFF 12345678 SW7 function switching Ignore current sensor abnormality Enable Normal Before turnin
87. Joint CMY Y62 G E Header CMY Y64 68 G E Joint CMY Y62 G E Header CMY Y64 68 G E 1 Nominal cooling conditions Indoor Outdoor Pipe length Level difference 7 5 m 24 9 16 ft 0 m 0 ft 27 CDB 19 CWB 81 FDB 66 FWB 35 CDB 95 FDB Nominal conditions 1 3 are subject to JIS B8615 1 Due to continuing improvement above specifications may be subject to change without notice Details on foundation work duct work insulation work electrical wiring power source switch and other items shall be referred to the Installation Manual 3 Nominal heating conditions 20 CDB 68 2 Nominal cooling conditions 27 CDB 19 5 CWB 81 FDB 67 FWB 35 CDB 95 FDB 5 m 16 3 8 ft 0 ft 7 5 m 24 9 16 ft 0 ft 7 CDB 6e CWB 45 FDB 43 FWB Unit converter kW x 860 Btu h x 3 412 cfm m min x 35 31 Ib kg 0 4536 Above specification data is subject to rounding variation 5 DATA 5 1 COOLING AND HEATING CAPACITY AND CHARACTERISTICS 5 1 1 Method for obtaining system cooling and heating capacity To obtain the system cooling and heating capacity and the electrical characteristics of the outdoor unit first add up the ratings of all the indoor units connected to the outdoor unit see table below and then use this total to find the standard capacity with the help of the tables on 5 2 STANDARD CAPACITY DIAGRAM 1 Capacity of indo
88. Liquid pipe temperature thermistor TH22 When the thermistor detects short open during the operation the operation stops and the operation changes to protect mode of restarting in 3 minutes If the thermistor does not recover in 3 minutes the operation stops due to detecting abnormality In this time lt 5102 gt is displayed Then if the thermistor recovers in 3 minutes it operates normally Short Detected 90 C or more Open Detected 40 or less 1 Connector CN21 contact failure 2 Thermistor wiring disconnection or half disconnection 3 Thermistor failure 4 Detecting circuit failure in the indoor controller board Check whether the connector CN21 in the indoor controller board is connected or not Check whether the thermistor wiring is disconnected or not G Check the resistance of thermistor OC 15 10 C 9 6 20 C 6 3kQ 30 C 4 40 C 3 0 When there is no problem in above mentioned OG replace the indoor controller board Low pressure saturation temperature thermistor TH6 When controller detects short open in thermistor during the operation the outdoor unit stops once and restarts operation in 3 minutes When the detected temperature is normal at just before of restarting the outdoor unit restarts When controller detects short open in thermistor at just before of restarting the unit stops due to detecting abnormality In this time
89. N 1 Removing the service panel and top panel 1 Remove 3 service panel fixing screws 5 x 10 and slide the hook on the right downward to remove the service panel 2 Remove screws 3 for front 3 for rear 5 x 10 of the top panel and remove it Figure 1 Top panel fixing screws m Top panel Grille fixing screws Service panel fixing screws 2 Removing the fan motor MF1 MF2 1 Remove the service panel See Figure 1 2 Remove the top panel See Figure 1 3 Remove 5 fan grille fixing screws 5 x 10 to detach the fan grille See Figure 1 4 Remove a nut for right handed screw of M6 to detach 5 Disconnect the connectors CNF1 and CNF2 on Multi con the propeller See Photo 1 troller board in electrical parts box 6 Remove 4 fan motor fixing screws 5 x 25 to detach the fan motor See Photo 2 Photo 1 Propeller Photo 2 Front panel Fan motor fixing screws Fan motor Fan motor fixing screws 3 Removing the electrical parts box 1 2 3 4 5 Remove the terminal cover and disconnect the compressor Remove the service panel See Figure 1 2 Remove the top panel See Figure 1 Disconnect the connecting wire from terminal block 4 Remove all the following connectors from Multi controller board fan motor thermistor Outdoor pipe thermistor Discharge thermistor Low pressure saturated temp thermistor
90. ONE s D F i 1 1 70 L i i i im 5 mi f P me UNIT 8 me em Bos m 1 5m o T i 1 a 3 TE i 3 2 to 7 GROUND 5 20 APPROXIMATE Pci THRESHOLD OF 3 mw ien PERT RIOT 63 125 250 500 1000 2000 4000 8000 24 mm Uni OUTLINES AND DIMENSIONS 6
91. ONTROL WIRING Please note that the types and numbers of control wires needed by the CITY MULTI S series will depend on the remote controllers and whether they are linked with the system 10 3 1 Selection number of control wires M NET remote controller Remote controller used in system control operations Use Group operation involving different refrigerant systems Linked operation with upper control system Remote controller indoor unit Wires connecting indoor units 3 1 2 wires non polar Wires connecting indoor units with outdoor unit Transmission wires Wires connecting outdoor units 10 3 2 Control signal wires e Transmission wires Types of transmission cables Shielding wire CVVS or CPEVS Cable diameter More than 1 25mm Maximum wiring length Within 200 m 10 3 3 M NET Remote controller wiring Kind of remote control cable Shielding wire MVVS Cable diameter 0 5 to 1 25mm When 10m is exceeded use cable with the same Remang specifications as 10 3 2 Control signal wires 10 3 4 MA Remote control cables Kind of remote control cable 2 core cable unshielded Cable diameter 0 3 to 1 25mm 10 4 SYSTEM SWITCH SETTING In order to identify the destinations of signals to the outdoor units indoor units and remote controller of the MULTI S series each microprocessor must be assigned an identification number address The
92. Replace the outdoor circuit controller board when the failure is still indicated even after performing the check points above 46 Abnormal point and detecting method Causes Check points 5101 Room temperature thermistor TH21 When controller detects short high temp open low temp in thermistor during the operation the operation stops and the operation changes to protect mode of restarting in 3 minutes If the thermistor does not recover in 3 minutes the operation stops due to detecting abnormality In this time lt 5101 gt is displayed Then if the thermistor recover in 3 minutes it operates normally Short Detected 90 C or more Open Detected 40 C or less Connector CN20 contact failure Thermistor wiring disconnection or half disconnection Thermistor failure Detecting circuit failure in the indoor controller board Check whether the connector CN20 in the indoor controller board is connected or not Check whether the thermistor wiring is disconnected or not Check the resistance of thermistor 0 15 10 C 9 6 20 6 30 C 4 40 C 3 0 When there is no problem in above mentioned OG replace the indoor controller board Discharge temperature thermistor TH4 When controller detects short open in thermistor during the operation the outdoor unit stops once and restarts o
93. TION TEST POINT is high voltage SW2 SW3 SW7 SW4 CN51 102 Pump down Test run Forced defrost Model select External signal Connect to the M P B SW8 output Transmission power board Demand Silent selection SW1 Display selection Self diagnosis SWU2 SWU1 Address setting CNLVB Only Connect to the outdoor noise filter circuit board CN52C DC12V 63L Low pressure switch CN3N Input of demand control 63H High pressure switch CN3D Input of demand control TH4 Thermistor lt Discharge gt TH3 Thermistor lt Outdoor pipe gt TH7 TH6 Thermistor lt Outdoor Saturation tempera ture of suction pressure gt 63HS High pressure sensor Vra TEST Voltage between left pins of PC511 and PC512 pint and pin2 Same as CNF1 2 1 232459 dele 1 2 9 4 8 6 7 0 hi s 2 1685 ezau 16300 0422 tzor 5 Sas possi recen peso 8 ora 5 5 59 28 STSD 2152 FEES Sg B E zs 8 3 9 E PT oos oie tex pieg oscvu iQ ony
94. U 1 MODEL SELECT 1 ON 0 OFF 5 E 2 EIE 405 SW 7H 2 PH MODELS 7 2 3 41516 1 1001 0 PUMY P125YHMB 1 1101001 PUMY P140YHMB 1 1 0 0 1 1 Cautions when Servicing Z N WARNING When the main supply is turned off the voltage 570 V in the main capacitor will drop to 20 V in approx 5 minutes input voltage 400 V When servicing make sure that LED1 and LED2 on the outdoor circuit board goes out and then wait for at least 5 minute Components other than the outdoor board may be faulty Check and take corrective action referring to the service manual Do not replace the outdoor board without checking NOTES Refer to the wiring diagrams of the indoor units for details on wiring of each indoor unit Example Self diagnosis function When the compressor and The indoor and outdoor units can be diagnosed automatically using the self diagnosis switch SV1 are turned on during cooling SW1 LED1 and LED2 LED indication found on the multi controller of the outdoor unit operation LED indication Set all contacts of SW1 to OFF 1 23 45 67 8 During normal operation E The LED indicates the drive state of the controller in the outdoor unit LI n Bit 1 2 3 4 5 6 7 8 L1 inntinn Compressor i Indication operated 52C 2184 SV1 SV2 Always lit Wh
95. UMY P140VHMB R1 PUMY P140VHMB R1 BS Ll L1 L2 G Connect to the DCL Reactor Vs VLLLLLAY AL T 443 TN 2 4 side Connect to the outdoor power circuit board TABP1 Connect to the outdoor Connect to the outdoor power power circuit board TABN1 circuit board CNAF 0 0 15V DC Control signal 5 6 Not used Connection and internal circuit diagram 0 Control signal DCL Symptom when the unit is in trouble The unit does not operate can not be switched ON less than 10 and L2 N1 N2 Non connect Lower side Non connect lo Connect to the outdoor power circuit board TABN2 CD The unit does not operate can not be switched ON 4220 Abnormal stop 8 10 No 100kQ 1MQ rate P and L2 open nit does not operate ot be sw 4220 Abn short 100kQ 1MO The breaker operates P and lo short 100 1MO The breaker operates L2 and lo open nit does not operate ot be swi 4220 Abn The symptom when the unit is in open error condition is described to determine open error by tester check 74 189 ACT 189 ACT CD The unit does not operate can not be swi 4220 Abn 8 10 No 189 ACTI 189 ACT error display error di error di error di cu z
96. UNIT CONSTRUCTION PUMY P100VHMB PUMY P125VHMB BS PUMY P140VHMB Outdoor unit PUMY ED MS B3 PUMY P125VHMBR1 BS PUMY ES PUMY P100YHMB BS PUMY P125YHMB BS PUMY P140YHMB BS PUMY P100YHMBR1 BS PUMY P125YHMBR1 BS PUMY P140YHMBR1 BS Indoor Capacity Type 15 Type 125 Type 15 Type 140 canbe Number of units 1 10 unit 1 12 unit connected Total system wide capacity 50 130 of outdoor unit capacity 2 CMY Y62 G E CMY Y64 G E CMY Y68 G E Branching pipe Branch header Branch header Branch header components 2 branches 4 branches 8 branches Cassette Ceiling Ceiling Wall Ceiling Floor standing Ceiling 4 way flow 2 way flow 1 way flow Concealed Mounted Suspended Exposed Concealed PLFYP PLFYP PMFY P PEFY P PKFY P PFFY P PFFY P PEFY P 15VMS1 E 15VBM E 20 2 20VLMD E 20VBM E 20VMS1 E 20VBM E 20VLEM E VKM E 20VLRM E 25VCM E 2 25VLMD E 25VBM E 25VMS1 E 25VBM E B 25VLEM E VKM E 25VLRM E S2VCM E 2 32VBM E 32VLMD E 32VBM E 32VMS1 E VMA E 32VHM E 32VLEM E VKM E 32VLRM E MOVCM E2MOVBM E 4OVLMD E 40VBM E 40VMS1 E VMA E 40VHM E 40VKM E 40VLEM E VKM E 40VLRM E 50VBM E 50VLMD E 50VMS1 E 50VHM E 50VLEM E 50VLRM E 63VBM E 68VLMD E 63VMS1 E 63VKM E 63VKM E 63VLEM E 63VLRM E 71 80VBM E 80VLMD E 80VMH E VMA E 80VMH E F 100VBM E 100VLMD E 100VMH E
97. and CNF2 on Multi con troller board in electrical parts box 6 Remove 4 fan motor fixing screws 5 x 25 to detach the fan motor See Photo 2 Fan motor fixing screws 3 Removing the electrical parts box 1 Remove the service panel See Figure 1 2 Remove the top panel See Figure 1 3 Disconnect the connecting wire from terminal block 4 Remove all the following connectors from Multi controller board mmm v Electrical parts box fan motor thermistor lt Outdoor pipe gt thermistor lt Discharge gt thermistor lt Low pressure saturated temp gt n thermistor lt Outdoor gt high pressure switch high pressure mH oe ia Foi Multi controller sensor low pressure switch 4 way valve coil and bypass board MULTI B valve coil Pull out the disconnected wire from the electrical parts box In lt Diagram symbol in the connector housing gt NONI Fan motor CNF1 CNF2 Nun 1 Terminal block Thermistor lt Outdoor pipe gt TH3 FT 0 TB1 Thermistor lt Discharge gt TH4 1 Thermistor lt Low pressure saturated temp Outdoor gt TH6 7 High pressure switch 63H High pressure sensor 63HS Low pressure switch 63L 4 way valve coil 2154 Bypass valve coil SV1 5 Remove the terminal cover and disconnect the compressor ye Cover panel leach wine LIIS Front Cover panel fixing screws
98. ansmission line is mistaken or not When there is any trouble from above turn off power supply of outdoor unit indoor unit and lossnay for 2 minutes or more at the same time Then turn on power supply When there is not any trouble in single refrigerant system 1 outdoor unit from above 02 6 controller defective in displayed address and attribute When there is not any trouble in different refrigerant system 2 outdoor unit or more from above Q G determine it after When the address which should not exist is an origin since there is the indoor unit which memorizes the address data cancel the unnecessary address data by the manual setting function of remote controller However they are limited to the System which sets the group between different refrigerant systems or which fresh master lossnay are connected When there is not any trouble from above replace the displayed address attribute controller board In this time when the error does not recover to normal the outdoor unit multi controller board repeater circuit defective is expected Check the recovery by replacing the multi controller board one by one Continued to the next page Abnormal point and detecting method Causes Check points 3 When the cause of displayed address and attribute is on the remote controller side The indoor unit detects when there is no repl
99. cation Set all contacts of SW1 to OFF During normal operation Example The LED indicates the drive state of the controller in the outdoor unit When the compressor and Bit 1 2 3 4 5 6 7 SV1 are turned on during cooling operation 1 2 3 45 67 8 Indication 20 10169807 2194 SV1 SV2 Always lit operated When fault requiring inspection has occurred the LED alternately indicates the inspection code E d 201 and the location of the unit in which the fault has occurred 26 PUMY P100YHMB PUMY P100YHMB BS PUMY P100YHMBR1 PUMY P100YHMBR1 BS PUMY P125YHMB PUMY P125YHMB BS PUMY P125YHMBR1 PUMY P125YHMBR1 BS PUMY P140YHMB PUMY P140YHMB BS PUMY P140YHMBR1 PUMY P140YHMBR1 BS
100. circuit of outdoor multi board for power board 57 Check connection of each connector CN2 CN4 Replace outdoor power board Replace outdoor multi board 9 2 REMOTE CONTROLLER DIAGNOSIS MA remote controller is equipped with the diagnosis function If the air conditioner cannot be operated from the remote controller diagnose the remote controller as explained below First check that the power on indicator is lit If the correct voltage 12 is not supplied to the remote controller the SELF EL indicator will not light If this occurs check the remote controller s wiring and the indoor unit Power on indicator Switch to the remote controller self diagnosis mode Press the FILTER button to start self diagnosis Press the CHECK button for 5 seconds or more The display content will change as shown below gt SELF CHECK el Zp aci 9 Remote controller self diagnosis result When the remote controller is functioning correctly When the remote controller malfunctions Error display 1 NG flashes The remote controller s transmitting receiv ing circuit is defective SELF SELF CHECK E r Nge RL TS RL o Check for other possible causes as there is no problem with the remote The remote controller must be replaced with a new one controller Wh
101. crews 5 x 16 and then remove the valve bed 7 Remove 3 right side panel fixing screws 5 x 10 in the rear of the unit and then remove the right side panel Recover refrigerant Remove 4 welded pipes of power receiver inlet and outlet 0 Remove 2 receiver leg fixing screws 4 x 10 See Photo 16 Photo 16 8 9 1 Note Recover refrigerant without spreading it in the air Accumulator Accumulator leg Accumulator leg fixing screws aa MITSUBISHI ELECTRIC CORPORATION HEAD OFFICE TOKYO BLDG 2 7 3 MARUNOUCHI CHIYODA KU 100 8310 JAPAN Copyright 2008 MITSUBISHI ELECTRIC ENGINEERING CO LTD Distributed in Aug 2009 No OCH446 REVISED EDITION A PDF 7 Distributed in Nov 2008 No OCH446 PDF 7 New publication effective Aug 2009 Made in Japan Specifications subject to change without notice
102. ctrical power has been turned on Name Symbol and the Maximum Units for Connection Longest length via outdoor unit M NET cable L1 L2 L3 L4 and Li L2 L6 L7 3 500 m 1 25 mm or more Longest transmission cable length M NET cable L1 and L3 L4 and Le and L2 Le and L7 200 m 1 25 mm or more Remote controller cable length and m1 m2 m3 and m1i m2 m3 m4 200 m 0 3 to 1 25 mm Permissible Length 02 TB5 TB15 TB15 Prohibited items Group 3 Group 5 Shielded Wire Sub Remote Controller Address Never connect together the terminal blocks TB5 for transmission wires for indoor units IC that have been connected to different outdoor units OC M NET remote controller and MA remote controller cannot be connected with the indoor unit of the same group wring together 37 9 TROUBLESHOOTING 9 1 CHECK POINTS FOR TEST RUN 9 1 1 Procedures of test run 1 Before a test run make sure that the following work is completed Installation related Make sure that the panel of cassette type and electrical wiring are done Otherwise electrical functions like auto vane will not operate normally Piping related Perform leakage test of refrigerant and drain piping Make sure that all joints are perfectly insulated Check stop valves on both liquid and gas side for full open Electrical wiring related
103. d remove the front cover panel See Photo 3 4 Remove 2 back cover panel fixing screws 5 x 10 and remove the back cover panel Valve bed b Remove the electrical parts box See Photo 3 7 6 Remove 3 valve bed fixing screws 4 x 10 and 4 ball valve Valve bed fixing screw Wh Screws and stop valve fixing screws 5 x 16 and then remove the 2 7 Remove right side panel fixing screws 5 10 in the rear of the unit and then remove the right side panel 8 Remove 3 separator fixing screws 4 x 10 and remove the Compressor gt 5 separator 9 Recover refrigerant 10 Remove the 3 points of the motor for compressor fixing nut Separator SN using spanner or adjustable wrench Ry Compressor 11 Remove the welded pipe of motor for compressor inlet and Separator fixing nut outlet and then remove the compressor fixing screw Note Recover refrigerant without spreading it in the air 14 Removing the accumulator Photo 15 7 l 1 Remove the service panel See Figure 1 2 Remove the top panel See Figure 1 3 Remove 2 front cover panel Fixing screws 5 x 10 and remove the front cover panel See Photo 3 4 Remove 2 back cover panel fixing screws 5 x 10 and remove the back cover panel 5 Remove the electrical parts box See Photo 3 6 Remove 3 valve bed fixing screws 4 x 10 and 4 ball valve and stop valve fixing s
104. de 1400 High pressure trouble Check delay code 1402 Excessive refrigerant replenishment Check delay code 1600 Insufficient refrigerant trouble Check delay code 1601 Vacuum operation protection Water leakage Drain pump trouble Drain sensor trouble THd Overcurrent trouble Overload compressor lock Check delay code 4350 Power synchronization signal trouble Check delay code 4165 Inverter trouble Check delay code 4320 Overheat protection of radiator panel Check delay code 4330 Power module trouble or Overcurrent trouble Check delay code 4350 Fan controller trouble Outdoor Check delay code 4500 Air inlet sensor trouble TH21 or Discharge temperature sensor trouble TH4 Check delay code 1202 Liquid pipe temp sensor trouble TH22 or Low pressure saturated temp sensor trouble TH6 Check delay code 1211 Gas pipe temperature sensor trouble TH23 Piping temperature sensor trouble TH3 Check delay code 1205 Outdoor temperature sensor trouble TH7 Check delay code 1221 Heatsink temperature sensor trouble TH8 Check delay code 1214 Pressure sensor trouble 63HS Check delay code 1402 Curnent sensor trouble Check delay code 4310 Contact failure of drain float switch Duplicated unit address setting y M NET Remote controller is detected Transmission error Transmission proce
105. de intake air temperature D B 5 46 C Notes D B Dry Bulb Temperature W B Wet Bulb Temperature 1 10 46 DB In case of connecting PKFY P15 P20 P25 type indoor unit In case of connecting fresh air type indoor unit Capacity of Fresh air type indoor Cooling Heating 0 8 21 43 2 W B 15 5 35 C 0 8 21 43 2 W B 15 5 35 C 2 Thermo off FAN mode automatically starts if the outdoor temp is lower than 21 C D B 3 Thermo off FAN mode automatically starts if the outdoor temp is higher than 20 C D B P80 0 8 10 20 3 Indoor side Outdoor side intake air temperature P140 D B 5 20 C 3 6 SPECIFICATIONS PUMY P100VHMB BS PUMY P100VHMBR1 BS Power source 1 phase 220 230 240V 50Hz 1 phase 220 PUMY P125VHMB BS PUMY P125VHMBR1 BS PUMY P140VHMB BS PUMY P140VHMBR1 BS V 60 2 Cooling capacity Nominal kcal h 11 2 9 600 38 200 14 0 12 000 47 800 15 5 13 300 52 900 10 000 12 500 14 000 Power input 3 34 4 32 5 35 Current input 15 4 14 8 14 1 15 4 20 0 19 1 18 3 20 0 24 7 23 6 22 7 24 7 COP kW kW 3 35 3 24 2 9 Temp range of Indoor 15 24 C 59 75 F cooling Outdoor 5 46 C 23 115 F 10 to 46 CD B 50 to 115 FD B in case of connecting PKFY P15 P20 P25 type indoor unit Heating capacity Nominal 12 5 10 80
106. disconnected or not Check the resistance of thermistor When the resistance is not below value replace the thermistor 1 5kQ 10 C 9 6kQ 20 C 6 30 C 4 3kQ 40 C 3 0kQ 12345678 Set the SW1 to o p When the temperature in multi controller board is not an actual temperature replace the multi controller board 42 5 Open 91 9 Short Heatsink temperature thermistor TH8 Internal thermistor of power module Y Heatsink thermistor V When controller detects short open in thermistor during the operation the outdoor unit stops once and restarts operation in 3 minutes When the detected temperature is normal at just before of restarting the outdoor unit restarts When controller detects short open in thermistor at just before of restarting the unit stops due to detecting abnormality In this time lt 5110 gt is displayed For 10 minutes after starting compressor for defrosting or for 3 minutes after recover of defrosting above mentioned short open are not detected Short 102 C V 170 C Y or more Open 27 C V 35 Y or less 1 Connector TH8 contact failure 2 Thermistor wiring disconnection or half disconnection 3 Thermistor failure 4 Power board input circuit failure 50 Check whether the connector TH8 in the power circuit board V Check whether the thermistor wiring is disconnected or not V Check the resistanc
107. e euin ye HS OS 901 10011010 Aejap Aypeuuouge euin HS OS 901 10011001 Aejap Ayjeuuouqe jo euin HS OS 10011000 euim HS OS 62 000 Aejap Ayjeuuouqe jo eum ye HS OS LOOLOLLO E Aypeusouge jo euim ye HS OS LOI 0010101 5 Aejap Ajeuuouqe euin ye erep 10010100 2 Aejap euin ye 0 10010011 5 Aejap Ajeuuouqe euin ye erep 9 LOOLOOLO 2 Aejap euin ye eyep 0 PHL 10010001 euin ye 28 L000LLLL Aupeuuouqe Josues 100010 2 La uo 8199768 Bumes LMS 80 epoo Ajoedeo jo Aejdsiq epoo yoedeo 219 LLOLLOOL epoo 1121 LLOLLOOO epoo 0191 LLOLOLLL Ayoede 62 LLOLOLLO opoo Ayoedey 89 LLOLOLOL epoo Ayoedeg 19 LLOLOLOO Ayoedey 99 LEOLOOLL Jo euin HS OS pue 5 5 eJnsseJd uDiu wo eyep jo Aejdsig 6 666 6 66 Ay
108. e 2 Thermistor wiring disconnection or half disconnection 3 Thermistor failure 4 Detecting circuit failure in the indoor controller board Check whether the connector CN29 in the indoor controller board is connected or not Check whether the thermistor wiring is disconnected or not G Check the resistance of thermistor 15 10 9 6kQ 20 C 6 30 C 4 3kQ 40 C 3 0kQ When there is no problem in above mentioned O replace the indoor controller board Pipe temperature judging defrost thermistor TH3 When controller detects short open in thermistor during the operation the outdoor unit stops once and restarts operation in 3 minutes When the detected temperature is normal at just before of restarting the outdoor unit restarts when controller detects short open in thermistor at just before of restarting the unit stops due to detecting abnormality In this time 5105 is displayed For 10 minutes after starting compressor for defrosting or for 3 minutes after recover of defrosting above mentioned short open are not detected Short 88 C or more 0 4kQ Open 39 or less 115kQ 1 Connector TH3 contact failure 2 Thermistor wiring disconnection or half disconnection 3 Thermistor failure 4 Multi controller board input circuit failure 49 Check whether the connector TH3 in the multi controller board is connected
109. e of thermistor When the resistance is not below value replace the thermistor V 180kO 10 105kQ 20 63kO 30 C 39kQ 40 25 12345678 Set the SW1 to 0 aa When the temperature in multi controller board is not an actual temperature replace the power board Abnormal point and detecting method Causes Check points 5201 Pressure sensor 63HS When detected pressure in high pressure sensor is 1 MPa or less during the operation the compressor stops and restarts operation in 3 minutes When detected pressure is 1 MPa less at just before of restarting the compressor stops due to detecting abnormality In this time lt 5201 gt is displayed For 3 minutes after starting compressor for defrosting or for 3 minutes after recover of defrosting abnormality is not determined as abnormality 1 High pressure sensor failure 2 Internal pressure decrease by gas leakage 3 Connector contact failure disconnection 4 Multi controller board input circuit failure Check the high pressure sensor Check the internal pressure Check the high pressure sensor Check the high pressure sensor Connection failure of float switch connector Abnormal if detected that the float switch connector is disconnected open during operation 1 Connection failure of connecor CN4F Check the connection failure of connector CN
110. e remote controller shows the indoor unit which is cause of trouble 44 Check if drain pump works Check drain function Check the setting of lead wire of drain sensor and check clogs of the filter Replace indoor controller board when there is no problem in the above mentioned 0 0 Check whether the indoor linear expansion valve leaks or not Abnormal point and detecting method Causes Check points Drain pump DP Judge whether the sensor is in the water or in the air by turning the float switch ON OFF In the water Detected that the float switch is ON for 15 seconds In the air Detected that the float switch is OFF for 15 seconds When the float switch remains to be turned ON for 3 minutes after detected to be in the water the drain pump is judged to be abnormal and 2502 will be displayed It takes 3 minutes and 15 seconds to detect abnormality including the time to judge to be in the water The unit continue to detect abnormality while turned off When the conditions below 1 2 and forced outdoor unit stop condition are met 1 Detected that liquid pipe temperature room temperature 10deg 18 F for 30 minutes constantly 2 Float switch detects to be in the water for 15 minutes constantly Before Forced outdoor unit stop Condition is met the unit always detects above The indoor unit detecting above stops due to detecting abnormality the o
111. e unit and remove the right side panel 5 Pull out the lead wire of high pressure sensor 6 Recover refrigerant 7 Remove the welded part of high pressure sensor Note 1 Recover refrigerant without spreading it in the air Note 2 The welded part can be removed easily by remov ing the right side panel Note 3 When installing the high pressure sensor cover it with a wet cloth to prevent it from heating 100 High pressure Low press re or more then braze the pipes so that the inside sensor 63HS switch 63L of pipes are not oxidized 93 OPERATING PROCEDURE PHOTOS 12 Removing the compressor MC 1 Remove the service panel See Figure 1 2 Remove the top panel See Figure 1 3 Remove 2 front cover panel fixing screws 5 x 10 and remove the front cover panel See Photo 3 4 Remove 2 back cover panel fixing screws 5 x 10 and remove the back cover panel 5 Remove the electrical parts box See Photo 4 6 Remove 3 valve bed fixing screws 4 x 10 and 4 ball valve and stop valve fixing screws 5 x 16 and then remove the valve bed 7 Remove 3 right side panel fixing screw 5 x 10 in the rear of the unit and then remove the right side panel 8 Remove 3 separator fixing screws 4 x 10 and remove the separator 9 Recover refrigerant 10 Remove the 3 compressor fixing nuts for motor using span ner or adjustable wrench 11 Remove the welded pipe of mot
112. ease of DC bus voltage to 400V V 760V Decrease of input current of outdoor unit to 0 1A only if operation frequency is more than or equal to 40Hz or compressor current is more than or equal to 6A Decrease of power supply voltage Disconnection of compressor wiring Defective X52A Y 52C V Defective outdoor converter circuit board Y Disconnection or loose connection of CN5 on the outdoor power circuit board Defective 52C drive circuit of outdoor multi controller board V Disconnection or loose connection of CN2 on the outdoor power circuit board Defective ACT module V Disconnection or loose connection of CNAF V Defective ACT module drive circuit of outdoor controller circuit board V Check the facility of power supply Correct the wiring U V W phase to compressor Outdoor power circuit board Replace power board Y noise filter circuit board V Replace outdoor converter circuit board Check 5 wiring on the outdoor power circuit board amp Replace outdoor multi controller board V Check CN2 wiring on the outdoor power circuit board Replace ACT module V Check CNAF wiring V The 4220 error history can be confirmed with SW1 No 189 eee Temperature of heatsink Abnormal if heatsink thermistor TH8 detects 85 C 95 Y NOTE is internal thermistor of power module on power board Y The outdoor fan
113. eat is 80 C When the high pressure pressure or more sensor and discharge temp thermistor When heating discharge superheat is 90 C are normal if the above mentioned or more detecting pressure level and temp High pressure sensor is below about 2 32MPa are very different from the actual pressure and temp replace the multi controller board Error detection of TH7 TH3 amp 1 Thermistor defective 1 Check the resistance of thermistor 2 Thermistor input circuit defective in 2 According to Outdoor unit functions multi controller board check the outdoor pipe temp thermistor level 3 According to Outdoor unit functions check the outer temp thermistor level Water leakage Defective drain Check the drain function 1 Suspensive Abnormality when float switch Clogged drain pump detects to be in the water and drain pump Clogged drain pipe turns on and off except during cooling or dry _ Adverse flow of drain in other units Defective moving of float switch Check moving part of float switch Abnormal when detecting that the drain Foreign matter on the moving pump turns on and off again within 1 hour part of float switch ex sludge etc after the detection of water leakage Defective float switch Check the value of resistance with the suspensive abnormality and repeats the float switch ON OFF detection twice lt 2500 gt is displayed The unit continues to detect abnormalit
114. egative amount not charge with any 20 196 35 5m refrigerant 20 66 35 5 The total length of each line is as follows 9 52 10 20 10 5 45m 96 35 10 5 5 5 25 lt Calculation example gt Additional refrigerant charge 45 x 0 06 25 x 0 024 3 0 0 3kg rounded up 11 2 PRECAUTIONS AGAINST REFRIGERANT LEAKAGE 11 2 1 Introduction R410A refrigerant of this air conditioner is non toxic and non flammable but leaking of large amount from an indoor unit into the room where the unit is installed may be deleterious To prevent possible injury the rooms should be large enough to keep the R410A concentration specified by KHK a high pressure gas safety association installation guide lines 50010 as follows Maximum concentration Maximum refrigerant concentration of R410A of a room is 0 3 kg m accordance with the installation guidelines To facilitate calculation the maximum concentration is expressed in units of kg m kg of R410A m Maximum concentration of R410A 0 m KHK installation guidelines S0010 Outdoor unit Direction _ Of refrigerant flow Branch box Indoor unit All refrigerant of this system will leak out to this room if there is leakage at this indoor unit 11 2 2 Confirming procedure of R410A concentration Follow 1 to 3 to confirm the R410A conc
115. en fault requiring inspection has occurred the LED alternately indicates the inspection code and the location of the unit in which the fault has occurred NECESSARY CONDITIONS FOR SYSTEM CONSTRUCTION 8 8 1 TRANSMISSION SYSTEM SETUP 9 ON ele 5 e Ve 9 8 KC KS LANTE 20 Ko MS SSeJppv MS ZSL 9 8 ER ER ER ER ER ER KC ms C KC Ks KC Ms 0 OIKOS 50 204 Ko 0 0 KO Kole 1064 KA jo e MS Sseuppy MS MS SSeJppy MS SSeuppy MS SSeuppy 90 d s0 d 600 d oo d 100pu 3 y 400pu A GB SE 104 990 104 MLN amp 9 5 ele 5N 9 5 5 NI e 9 8 R5 NI 2 OS ROS 3 es
116. entration and take appropriate treatment if necessary 1 Calculate total refrigerant amount by each refrig erant system Total refrigerant amount is precharged refrigerant at ex factory plus additional charged amount at field installation Note When single refrigeration system consists of several inde pendent refrigeration circuit figure out the total refrigerant amount by each independent refrigerant circuit 89 2 Calculate room volumes and find the room with the smallest volume The part with represents the room with the smallest volume a Situation in which there are no partitions Branch box Indoor unit b There are partitions but there are openings that allow the effective mixing of air Branch box Outdoor unit Situation in which there are no door openings or in which there are open ings above and below doors that occupy at least 0 1596 of the floor area Indoor unit Opening c If the smallest room has mechanical ventilation appa ratus that is linked to a household gas detection and alarm device the calculations should be performed for the second smallest room Branch box Outdoor unit Ventilation apparatus E Indoor unit The smallest room The second smallest room 3 Use the results of calculations 1 and 2 to cal culate the refrigerant concentration Total refrigerant in the refrigerating unit kg 5 Maximum
117. ere the remote controller is not defective but cannot be operated Error display 2 6833 or 6832 flashes Transmission is not possible Error display 3 ERC and the number of data errors are displayed Data error has occurred SELF CHECK 56832 SL There might noise or interference on the transmission path or the indoor unit or other remote controllers are defective Check the transmission path and other controllers SELF ERE J The number of data errors is the difference between the number of bits sent from the remote controller and the number actually transmitted through the transmis sion path If such a problem is occurring the transmitted data is affected by noise etc Check the transmission path When the number of data errors is 02 Transmission data from remote controller Transmission data on transmission path To cancel remote controller diagnosis Press the CHECK button for 5 seconds or more Remote controller diagnosis will be cancelled PLEASE WAIT and operation lamp will flash After approximately 30 seconds the state in effect before the diagnosis will be restored 58 9 3 REMOTE CONTROLLER TROUBLE afa MITSUBISHI ELECTRIC 1 CENTRAL CONTROLE EST QN OFF 7 84 jc T QD 2558 Breve n ERROR CODE m CO C
118. ers in this technical manual Power consumption Total power consumption of each indoor unit See the technical manual of each indoor unit 1 Power consumption of outdoor unit Standard capacity table Refer to 5 2 Total power consumption of system See the technical manual of each indoor unit O49 kW 1 Please note that the power consumption of the outdoor unit will vary depending on the total capacity of the selected indoor units 2 Method of obtaining total current Page numbers in this technical manual Subtotal Total current through each indoor unit See the technical manual of each indoor unit 2 Current through outdoor unit Standard capacity table Refer to 5 2 Total current through system See the technical manual of each indoor unit 0 0 lt A gt 2 Please note that the current through the outdoor unit will vary depending on the total capacity of the selected indoor units 3 Method of obtaining system power factor Use the following formula and the total power and current obtained in parts and on the above tables to calculate the system power factor System power factor Total system power consumption Total system current x voltage 10 6 2 Applying to an electric power company for power and total current Calculations should be performed separately for heating and cooling employing the same methods use
119. g the power on Forced defrost Forced defrost Normal During compressor running in heating mode Initial settings ON OFF 123456 SW8 function switching Silent mode Demand Control Selection see next page Demand Control Silent mode Change of defrosting control Enable For high humidity 62 Normal Can be set when off or during operation Initial settings ON OFF 12 9 6 OUTDOOR UNIT INPUT OUTPUT CONNECTOR e State CN51 Bene _ TM O __ _ istan control board i ME X M i elay circuit Procure locally 0 x i External output adapter PAC SA88HA E Max 10m Li Y yeu CN51 Outdoor unit control board m E if 1 1 ME Fi rid Li Error display lamp ate i i L2 Compressor operation lamp i i X Y Relay Coil standard of 0 9W or less for DC 12V M RII Relay DC1mA e Auto change over CN3N a ees ie i Remote control panel Relay power supply i i j i Relay circuit Procure locally 6 SWi X rid 1 ai External input adapter PAC SC36NA Max 10m 0 9 Outdoor unit control board
120. gerant piping work New refrigerant R410A is adopted for replacement inverter series Although the refrigerant piping work for R410A is same as for R22 exclusive tools are necessary so as not to mix with different kind of refrigerant Furthermore as the working pressure of R410A is 1 6 time higher than that of R22 their sizes of flared sections and flare nuts are different Thickness of pipes Because the working pressure of R410A is higher compared to R22 be sure to use refrigerant piping with thickness shown below Never use pipes of 0 7mm or below Diagram below Piping diameter and thickness Nominal Outside dimensions inch diameter mm 1 4 6 35 3 8 9 52 1 2 12 70 5 8 15 88 3 4 19 05 Thickness mm Dimensions of flare cutting and flare nut The component molecules in HFC refrigerant are smaller compared to conventional refrigerants In addition to that R410A is a refrigerant which has higher risk of leakage because its working pressure is higher than that of other refrig erants Therefore to enhance airtightness and intensity flare cutting dimension of copper pipe for R410A have been specified separately from the dimensions for other refrigerants as shown below The dimension B of flare nut for R410A also have partly been changed to increase intensity as shown below Set copper pipe correctly referring to copper pipe flaring dimensions for R410A below For 1 2 and 5 8 inch the dimension B changes
121. ignal by unmatched kind of line Shield line CVVS CPEVS Line diameter 1 25 mm or more 4 Decline of transmission line voltage and signal by a number of over connected units 5 Mis operation of origin controller which happens by chance 6 Original controller defective 1 Contact failure of outdoor unit or indoor unit transmission line 2 Indoor unit transmission connector CN2M disconnection 3 Sending receiving signal circuit failure in the indoor outdoor unit 1 When operating with multi refrigerant system indoor units the remote controller transmits the signal to the indoor unit after the other refrigerant system outdoor unit is turned off or turned on again in 2 minutes and detects abnormality 2 Contact failure of remote controller or indoor unit transmission line 3 Indoor unit transmission connector CN2M disconnection 4 Sending receiving signal circuit failure in the indoor unit or remote controller 5 Turn off power supply of outdoor unit indoor unit fresh master and lossnay for 2 minutes or more at the same time Then turn on power supply It recovers normally from the malfunction that happens by chance Check the address switch of the address which causes abnormality Check whether the transmission line is connected loosen or not at origin Terminal board or connector Check whether the transmission line tolerance is over or not Check whether the kind of tr
122. indication found on the multi controller of the outdoor unit LED indication Set all contacts of SW1 to OFF During normal operation The LED indicates the drive state of the controller in the outdoor unit Example When the compressor and SV1 are turned during cooling operation 1 23 45 67 Abnormal point and detecting method Causes Check points High discharging temperature Abnormal if discharge temperature thermistor TH4 exceeds 125 C or 110 C continuously for 5 minutes Abnormal if pressure detected by high pressure sensor and converted to saturation temperature exceeds 40 C during defrosting and discharge temperature thermistor TH4 exceeds 110 C Over heated compressor operation caused by shortage of refrigerant Defective operation of stop valve Defective thermistor Defective outdoor controller board Defective action of linear expansion valve Check intake super heat Check leakage of refrigerant Charge additional refrigerant Check if stop valve is full open Turn the power off and check if 5101 is displayed when the power is put again When 5101 is displayed refer to Check points for 5101 Check linear expansion valve Low pressure 63L worked Abnormal 63L is worked under 0 03MPa during compressor operation 63L Low pressure switch Q Stop valve of outdoor uni
123. ium temperature thermistor Only VHMB Heatsink temperature thermistor TH8 Thermistor R50 17kQ 296 B constant 4170 396 Rt 17exp 4170 1 2734 323 180kQ 25 C 50kQ 50 C 17kQ 70 C 8kQ 90 C 4kQ High temperature thermistor Thermistor Discharge TH4 Thermistor R120 7 465kQ 296 B constant 4057 296 Rt 7 465 4057 s 353 200 250 70 C 34kQ 30C 160kQ 80 C 24kQ 40C 104kQ 90 C 17 5kQ 70 100C 13 0 60C 48 9 8 lt HIGH PRESSURE SENSOR gt Vout V 45 2572 gt 2S 5 c e z W 0 5 5V DC 25 P PRESSURE MPa 50 40 9 30 5 E 820 10 0 20 10 0 10 20 30 40 50 200 150 x d 1 100 o c 50 0 T s 25 50 75 100110 125 Temperature 500 400 8 300 8 5 E 8 200 100 0 25 50 75 100 120 Temperature MULTI CONTROLLER BOARD 2 0 Output Vout DC 66 9 9 TEST POINT DIAGRAM Outdoor multi controller board PUMY P100VHMB R1 PUMY P125VHMB R1 PUMY P140VHMB R1 PUMY P100VHMB R1 BS PUMY P125VHMB R1 BS PUMY P140VHMB R1 BS PUMY P100YHMB R1 PUMY P125YHMB R1 PUMY P140YHMB R1 PUMY P100YHMB R1 BS PUMY P125YHMB R1 BS PUMY P140YHMB R1 BS CAU
124. l models of connected indoor unit Check the model code registration switch indoor controller board SW2 of connected indoor unit Check the model code registration switch outdoor multi controller board SWA of the outdoor unit Abnormal point and detecting method Causes Check points 7101 Capacity code error When the connected indoor unit models cannot be connected lt 7101 gt is displayed The indoor unit models is not possible to connect The indoor unit of 15 140 Code 3 28 is possible to connect Check the model code registration switch indoor controller board SW2 in the connected indoor unit amp The outdoor unit SW1 operation can check model code of the connected indoor units Code of indoor unit 12345678 12345678 No 1 No 2 ON OFF ON OFF No 3 ON OFF No 4 ON OFF No 5 No 6 12345678 ON ON OFF OFF No 7 ON OFF No 8 ON OFF 12345678 No 9 No 10 12345678 12345678 ON ON OFF OFF No 11 ON OFF No 12 ON OFF 12345678 12345678 Number of connecting unit over When the connecting unit exceeds a number of limitations error code 7102 is displayed Even if the indoor unit is not connected 7102 is display Connecting unit exceeds a number of limitations It is assumed abnormal excluding the following cases 1
125. ll not be lighter than polychloroprene sheathed flexible cord design 60245 IEC57 For example use wiring such as YZW 6 Install an earth longer than other cables A Warning Be sure to use specified wires to connect so that no external force is imparted to terminal connections If connections are not fixed firmly it may cause heating or fire Be sure to use the appropriate type of overcurrent protection switch Note that generated overcurrent may include some amount of direct current Caution Some installation site may require attachment of an earth leakage breaker If no earth leakage breaker is installed it may cause an electric shock Do not use anything other than breaker and fuse with correct capacity Using fuse and wire or copper wire with too large capacity may cause a malfunction of unit or fire Be sure to install N Line Without N Line it could casue damage to the unit 10 2 WIRE DIAMETER AND MAIN POWER SWITCH CAPACITY 10 2 1 Wiring diagram for main power supply PUMY P100 125 140VHMB BS PUMY P100 125 140VHMBR1 BS Breaker for Wiring and Current Leakage Power supply single phase Outdoor unit 50Hz 220 230 240 60Hz 220V En Grounded Breaker for Wiring Pull box Power supply and Current Leakage single phase 50Hz 220 230 240V 60Hz 220V Indoor unit Grounded PUMY P100 125 140YHMB BS PUMY P100 125 140 YHMBR1 BS Breaker for Wiring and Current Leakage
126. ller board 0 5V DC Zero cross signal 0 5 DC Notused 0 0 0 0 6 16V DC Q 6 16V DC TB U TB W Connect to the compressor MC Voltage among phases 10V 400V AC B eo 60940099 18 17 TB L1 TB L2 TB L3 Connect to the lt lt lt v outdoor converter circuit board L1 OU L2 OU L3 OU 380V 415V AC TAB connecter m on X52A Connect to the Connect to the RS resistor smoothing capacitor 2 and CK capacitor TB P2 TB C1 POWER Connect to the smoothing Connect to the MODULE capacitor 1 smoothing capacitor CB10 CB2 PUMY P100YHMB R1 PUMY P100YHMB R1 BS PUMY P125YHMB R1 PUMY P125YHMB R1 BS PUMY P140YHMB R1 PUMY P140YHMB R1 BS L1 IN N IN L1 A1 CK OU Connect to the noise filter Connect to the ACL1 Connect to the CK capacitor AN CAUTION poses DIP N 2f 5 X 05 0 N L1 IN L1 A1 Hir did 1 120 5 Cero DIU LUN se EN cma 555 2 s si 20 OL OW 4 Of circuit board LO1 CN7 Connect to the outdoor power circuit board CN7 5 gt 8 o AC250V 6A 2 N 2 a s 8 1
127. mm PUMY P100 140 Liquid Line 49 52 Liquid Line 46 35 Gas Line 415 88 50 or lower F GasLine 0127 Liquid Line 9 52 63 to 140 Gas Line 15 88 3 Refrigerant Piping Diameter In Section From Branch to Branch Liquid Line mm Gas Line mm 29 52 15 88 Additional refrigerant charge Refrigerant of 3kg equivalent to 50m total extended piping length is already included when the outdoor unit is shipped Thus if the total extended piping length is 50m or less there is no need to charge with additional refrigerant If the total extended piping length exceeds 50m calculate the required additional refrigerant charge using the procedure shown on the right If the calculated additional refrigerant charge is a negative amount do not charge with any refrigerant lt Additional Charge gt Additional refrigerant charge Liquid pipe size Total length of 49 52 x 0 06 Liquid pipe size Total length of 6 35 x 0 024 Refrigerant amount for outdoor unit kg m x 0 06 kg m m x 0 024 kg m Example Outdoor model 125 Indoor 1 63 A 9 52 10m 2 40 B 9 52 10m 3 25 9 52 10m 6 35 4 20 9 26 35 The total length of each liquid line is as follows 9 52 10 10 10 15 45m 6 35 10 10 20 40m 15m 10m 10m 20m 9 52 b 26 35 At the conditions below
128. motor is locked Failure of outdoor fan motor 9 Airflow path is clogged Rise of ambient temperature Defective thermistor Defective input circuit of outdoor power circuit board Failure of outdoor fan drive circuit Check outdoor fan G Check air flow path for cooling Check if there is something which causes temperature rise around outdoor unit Upper limit of ambient temperature is 46 C Turn off power and on again to check if 4230 is displayed within 30 minutes Check thermistor lt TH8 gt temperature by micro computer Replace outdoor power circuit board Replace outdoor controller circuit board 1 Power module Check abnormality by driving power module in case overcurrent is detected D Outdoor stop valve is closed Decrease of power supply voltage Looseness disconnection or converse of compressor wiring connection Defective compressor Defective outdoor power circuit board Open stop valve Check facility of power supply Correct the wiring U V W phase to compressor Outdoor power circuit board Check compressor Replace outdoor power circuit board 2 Compressor overcurrent interruption Abnormal if overcurrent DC bus or compressor is detected after compressor starts operating for 30 seconds Over current level 27 5A V 18 0A Y Stop valve of outdoor unit is closed Decrease of power supply voltage Looseness disc
129. mum length and overall length Prohibited items Shielded Wire Sub Remote Controller Address Never connect together the terminal blocks TB5 for transmission wires for indoor units IC that have been connected to different outdoor units OC Set all addresses to ensure that they are not overlapped M NET remote controller and MA remote controller cannot be connected with the indoor unit of the same group wring together 33 Example of MA remote controller system address setting is not necessary NOTE In the case of same group operation need to set the address that is only main indoor unit Example of wiring control cables Wiring Method and Address Setting 1 Standard operation 00 00 TBS TB15 TBS 7815 1 remote controller for each indoor unit a Use feed wiring to connect terminals M1 and M2 on transmission cable block TB3 for the outdoor unit OC to terminals M1 and M2 on the transmission cable block TB5 of each indoor unit IC Use non polarized 2 wire Connect terminals 1 and 2 on transmission cable terminal block TB15 for each indoor unit with the terminal block for the MA remote controller MA 2 Operation using two remote controllers oc TB7 M1M2 S MiM2S 000 Using 2 remote controllers for each indoor unit The same as above b The same as above
130. nd Buiuedo A31 012 LLLOOLOL asind Buiuedo A31 621 11100100 asind Buiuedo A31 891 LLLOOOLL asind A31 29 LLLOOOLO s nd Buiuedo A31 92 11100001 HS OS 100 jo 6 666 666 HS OS 2101 11100000 HS OS LLOLLELL HS OS 013 LLOLLLLO HS OS 69 LLOLLLOL HS OS 82 011100 HS OS 49 LLOLLOLL HS OS 99 LLOLLOLO e 2 z 437 uo e dsiq 829970 LMS 82 10 ELECTRICAL WIRING This chapter provides an introduction to electrical wiring for the CITY MULTI S series together with notes concerning power wiring wiring for control transmission wires and remote controller wires and the frequency converter 10 1 OVERVIEW OF POWER WIRING 1 Use a separate power supply for the outdoor unit and indoor unit 2 Bear in mind ambient conditions ambient temperature direct sunlight rain water etc when proceeding with the wiring and connections 3 The wire size is the minimum value for metal conduit wiring The power cord size should be 1 rank thicker consideration of voltage drops Make sure the power supply voltage does not drop more than 10 4 Specific wiring requirements should adhere to the wiring regulations of the region 5 Power supply cords of parts of appliances for outdoor use sha
131. nd b are satisfied while the above mentioned detection is performed a The drain sensor detects to be soaked in the water 10 times in a row b Detected that liquid pipe temperature room temperature S 10deg 18 F for 30 minutes constantly When the drain sensor detects to be NOT soaked in the water the detection record of a and b will be cleared Drain pump abnormality above is detected before it becomes an outdoor unit forced stop condition When indoor unit detects above condition outdoor unit in same refrigerant sytem stops Also indoor unit except for Fan or OFF mode unit stop 2502 is displayed on Stopped unit Detection timing of forced outdoor unit stop Constantly detected during unit operation and stop Releasing of forced outdoor unit stop Reset power supply of both abnormal indoor unit and its outdoor unit in same refrigerant System Forced outdoor unit stop cannot be released by remote controller OFF NOTE Above mentioned 0 9 and 0 are detected independently Malfunction of drain pump Defective drain Clogged drain pump Clogged drain pipe Water drops on drain sensor Drops of drain trickles from lead wire Clogged filter is causing wave of drain Defective indoor controller board Both of above mentioned and the indoor linear expansion valve full closed failure leakage happens synchronistically Note Address Attribute displayed on th
132. ng addresses a In making group settings Turn off the remote controller The procedure is same as a in 2 Address check Put in the indoor unit address display mode The procedure is same as a in 2 Address check Displaying the indoor unit address to be cleared The procedure is same as a in 2 Address check e Clearing indoor unit address Pressing the 9 6 8 button on the remote controller twice will clear the address entry of the dis played indoor unit resulting in the display shown in Figure 6 The display shown in Figure 7 will appear if an abnormality occurs and the entry is not cleared Please repeat the clearing procedure Returning to the normal mode after clearing an address The procedure is same as a in 2 Address check Figure 6 Display after address has been Figure 7 Display when an abnormality has cleared normally occurred during clearing INDOOR UNIT ADDRESS NO mee INDOOR UNIT ADDRESS NO 7 will appear in the room temperature 88 will appear in the room temperature display location display location b In making paired settings Turn off the remote controller The procedure is same as b in 2 Address check Put into the indoor unit address display mode The procedure is same as b in 2 Address check Put into the linked unit address display mode The procedure is same as b in 2 Address check Display
133. nt shortage Gas leakage Gas shortage Check the refrigerant amount When the conditions of below detecting When heating operation refrigerant Check the operation condition and mode I or are satisfied during the shortage feeling operation When refrigerant amount compressor operation heating airflow or thermo OFF are Detecting mode I mixed operation it cause a refrigerant When the below conditions are satisfied shortage operation completely G Ball valve performance failure Check the ball valve is fully opened 1 Compressor is operating in HEAT not fully opened mode Error detection of discharge super heat 2 Discharge super heat is 80 C or more 1 High pressure sensor defective 1 Check the ball valve is fully opened 3 Difference of outer temperature 2 Discharge temperature thermistor thermistor TH7 and outdoor piping defective 2 Check the resistance of discharge temp thermistor TH3 applies to the 3 Thermistor input circuit defective and temperature thermistor formula of TH7 TH3 5 C high pressure sensor defective 3 According to Outdoor unit functions 4 High pressure sensor is below about in multi controller board set the SW2 and check the high 2 04MPa pressure sensor level Detecting mode gt When the below conditions are satisfied According to Outdoor unit functions completely check the discharge temp thermistor 1 Compressor is operating level 2 When cooling discharge superh
134. oard ve s T fs ofo sed L9 m 5 4 5 AOSCIYE RL SRI LI NI Voltage of 220 240V AC is input Connect to the terminal block TB1 72 Outdoor noise filter circuit board PUMY P100YHMB R1 PUMY P100YHMB R1 BS PUMY P125YHMB R1 PUMY P125YHMB R1 BS PUMY P140YHMB R1 PUMY P140YHMB R1 BS LI1 02 NI POWER SUPPLY MSN AOV LI1 LI2 LI2 LIS LI3 LM AC380 400 415V input T LI1 NI LI2 NI LI3 NI AC220 230 240V input Gutdoor transmission ROWE Connect to the terminal block TB1 ASI GD1 Connect to the 0 Av amp 16 16 0 CNAC2 220 230 240 li Dar Connect to the outdoor controller Connect to the earth circuit board CNAC CNDC Connect to the outdoor controller circuit board CNDC CNCT Primary current Connect to the wo outdoor power CNL wi TEC circuit board CN5 rst e 9 CNL NO 102 103 Connect to the ACL4 Connect to the POWER SUPPLY outdoor converter LO1 LO2 LO2 LOS3 LO3 LO1 AC380 400 415V OUTPUT circuit board N IN Connect to the outdoor converter circuit board and ACL L1 IN ACL2 ACL3 73 Active filter module PUMY P100VHMB R1 PUMY P100VHMB R1 BS MS to the outdoor power PUMY P125VHMB R1 PUMY P125VHMB R1 BS circuit board TABP2 P
135. onnection For Option DCL 1 222 Connector lt Connection For Option gt 28 CN3S Connector lt Connection For Option CN3N Connector lt Connection For Option gt L1 Connector lt Connection For Option Ce B LED1 LED2 LED lt Operation Inspection Display oT gt Ell 77 LED3 LED lt Power Supply to Main Microcomputer gt POWER SUPPLY F1 F2 Fuse lt T6 3AL250V gt IN 230V 50Hz ACTM a X501 505 Relay m M NET P B M NET Power Circuit Board RED TP1 ConnectionTerminal lt Ground gt 80 GRN YLW 1 MODEL SELECT 1 0N AID MODELS 1123 4 5 6 PUMY P100VHMB 0 10 010 PUMY P125VHMB 0 1010011 Cautions when Servicing PUMY P140VHMB 0111001111 A WARNING When the main supply is turned off the voltage 340 V in the main capacitor will drop to 20 V in approx 2 minutes input voltage 240 V When servicing make sure that LED1 LED2 on the outdoor circuit board goes out and then wait for at least 1 minute Components other than the outdoor board may be faulty Check and take corrective action referring to the service manual Do not replace the outdoor board without checking NOTES Refer to the wiring diagrams of the indoor units for details on wiring of each indoor unit Self diagnosis function The indoor and outdoor units can be diagnosed automatically using the self diagnosis switch SW1 and LED1 LED2 LED indication found on the multi controller of the outdoor unit LED indi
136. onnection Information Clear Switch Clear Do not clear Before turning the power on Initial settings Abnormal data clear switch input Clear abnormal data Normal OFF to ON any time after the power is turned on Pump down Run adjustment mode Normal During compressor running Auto change over from Remote controller Enable Disable Before turning the power on ON OFF 123456 SW3 Trial operation ON OFF from outdoor unit ON OFF Mode setting Heating Cooling Any time after the power is turned on Initial settings 5 Z 2 SW4 Model Switching x1 MODEL SELECT 1 MODELS MODELS PUMY P100V PUMY P100Y PUMY P125V PUMY P125Y PUMY P140V PUMY P140Y Before the power is turned on lt lnitial settings gt Set for each capacity SW5 Function switching Pressure limitation value change Enable Change the indoor unit s LEV opening at start Enable Normal Fixing the indoor units linear expansion valve opening Fix Normal Can be set when off or during operation Fix the operation frequency Fix Normal OFF to ON during com pressor running Change the indoor unit s LEV opening at defrost Enable Normal Switching the target sub cool Enable Normal During the
137. onnection or converse of compressor wiring connection Defective fan of indoor outdoor units Short cycle of indoor outdoor units amp Defective input circuit of outdoor controller board Defective compressor Open stop valve Check facility of power supply Correct the wiring U V W phase to compressor Outdoor power circuit board Check indoor outdoor fan Solve short cycle Replace outdoor controller circuit board Check compressor Before the replacement of the outdoor controller circuit board disconnect the wiring to compressor from the outdoor power circuit board and check the output voltage among phases U V W during test run SW7 1 ON No defect on board if voltage among phases U V V W and W U is same Make sure to perform the voltage check with same performing frequency Outdoor fan motor The outdoor fan motor is considered to be abnormal if the rotational frequency of fan motor is abnormal when detected during operation Fan motor rotational frequency is abnormal if 100 rpm or below detected continuously for 15 seconds at 20 C or more outside air temperature 50 rpm or below or 1500 rpm or more detected continuously for 1 minute Failure in the operation of the DC fan motor Failure in the outdoor circuit controller board Check or replace the DC fan motor Check the voltage of the outdoor circuit controller board during operation
138. oor W B 15 24 C 59 757 Outdoor D B 5 46 C 23 115 F 10 to 46 CD B 50 to 115 FD B in case of connecting PKFY P15 P20 P25 type indoor unit Heating capacity Nominal kW 12 5 10 800 42 700 16 0 13 800 54 600 18 0 15 500 61 400 Power input 3 63 4 29 5 32 Current input 5 81 5 52 5 32 6 87 6 52 6 29 8 51 8 09 7 80 COP kW kW 3 44 3 73 3 38 Temp range of heating Indoor temp 15 27 C 59 81 F Outdoor temp 15 15 C 5 59 F Indoor unit connectable Total capacity 50 130 of outdoor unit capacity Model Quantity 15 1251 8 15 P140 1 10 P15 140 1 12 Noise level measured anechoic room 49 51 50 52 51 53 Diameter of Liquid High press 09 52 93 8 Flare 09 52 93 8 Flare refrigerant pipe Gas Low press External finish 915 88 05 8 915 88 05 8 Galvanized steel sheet lt MUNSELL 8Y 7 8 1 1 gt 09 52 23 8 Flare 9 15 88 05 8 External dimension H x W x 0 1 350 x 950 x 330 53 3 16 x 37 7 16 x 13 53 3 16 x 37 7 16 x 13 1 350 x 950 x 330 1 350 x 950 x 330 53 3 16 x 37 7 16 x 13 Net weight 142 313 142 313 142 313 Heat exchanger Salt resistant cross fin amp copper tube Salt resistant cross fin amp copper tube Salt resistant cross fin amp copper tube Comp
139. oor power circuit board Brief Check of POWER MODULE PUMY P1 OOVHMB R1 Usually they are in a state of being short circuited if they are broken Measure the resistance in the following points connectors etc PUMY P1 25VHMB R1 If they are short circuited it means that they are broken PUMY P1 40VHMB R1 1 Check of POWER MODULE Q Check of DIODE circuit PUMY P100VHMB R1 BS 6 THPI TS NT TI INI PUMY P125VHMB R1 BS G Check of DIP IPM PUMY P140VHMB R1 BS 0 PJ V LP W LN LU NT V CN2 CNDC Connect to the outdoor controller 280V 350V DC M multi circuit board CN2 Connect to the outdoor con Transmitting signal to the outdoor controller circuit board 0 5V DC 2 0 2 cross signal 05V DC 18 DC troller multi circuit board 16 DC ges i S y DC E e TABS T lt a DD UA m Uu g Connect to the outdoor cag oil noise filter circuit board ara HH 4 Voltage among 555 1005 phases 220 240V AC o uil ea TABN1 SC N1 5 Ae gt see Connect to the ACTM CN3 5 JH Thermistor TH8 o lt Heatsink gt 8 ZW CN5 29 Detection of primary vf TABP1 SC P1 current 3 Connect to 52
140. or for compressor inlet and outlet and then remove the compressor Note Recover refrigerant without spreading it in the air Photo 11 Valve bed bed fixing Valve bed fixing screws screw Compressor MC Separator J Separator fixing screw fixing nut 13 Removing the accumulator 1 Remove the service panel See Figure 1 2 Remove the top panel See Figure 1 3 Remove 2 front cover panel fixing screws 5 x 10 and remove the front cover panel See Photo 3 4 Remove 2 back cover panel fixing screws 5 x 10 and remove the back cover panel 5 Remove the electrical parts box See Photo 4 6 Remove 3 valve bed fixing screws 4 x 10 and 4 ball valve and stop valve fixing screws 5 x16 and then remove the valve bed 7 Remove 3 right side panel fixing screw 5 x 10 in the rear of the unit and then remove the right side panel 8 Recover refrigerant 9 Remove 4 welded pipes of power receiver inlet and outlet 10 Remove 2 receiver leg fixing screws 4 x 10 See Photo 13 Note Recover refrigerant without spreading it in the air Photo 13 Accumulator Accumulator leg Accumulator leg fixing screws 94 OUTDOOR UNIT PUMY P100YHMB PUMY P125YHMB PUMY P140YHMB PUMY P100YHMB BS PUMY P125YHMB BS PUMY P140YHMB BS PUMY P100YHMBR1 PUMY P125YHMBR1 PUMY P140YHMBR1 PUMY P100YHMBR1 BS X PUMY P125YHMBR1 BS PUMY P140YHMBR1 BS OPERATING PROCEDURE PHOTOS amp ILLUSTRATIO
141. or unit Model Number for indoor unit Model 15 Model 20 Model 25 Model 32 Model 40 Model 50 Model 63 Model 71 Model 80 Model 100 Model 125 Model 140 Model Capacity 2 Sample calculation System assembled from indoor and outdoor unit in this example the total capacity of the indoor units is greater than that of the outdoor unit Outdoor unit PUMY P125YHMB Indoor unit PKFY P25VBM E x 2 PLFY P50VLMD E x 2 9 According to the conditions in D the total capacity of the indoor unit will be 28 x 2 56 x 2 168 The following figures are obtained from the 168 total capacity row of the standard capacity diagram 5 2 Capacity KW Outdoor unit power consumption KW Outdoor unit current A 400V Cooling Heating Cooling Heating Cooling Heating 4 14 60 16 33 4 34 3 95 6 59 6 01 5 1 2 Method for obtaining the heating and cooling capacity of an indoor unit 1 The capacity of each indoor unit kW the capacity 9 or x model capacity total model capacity of all indoor units 2 Sample calculation using the system described above in 5 1 1 2 During cooling The total model capacity of the indoor unit is 2 8 X 2 5 6 X 2 16 8kW Therefore the capacity of PKFY P25VBM E and PLFY P50VLMD E will be calculated as follows by using the formula in 5 1 2 1 2 8 Model 25 14 6 x 2 43kW 16 8 5 6 16 8 Model 50 14 6 x 4
142. ot connected The number of connected indoor unit in the refrigeration system is over the limit or the number of connected remote controller is over the limit M NET remote controller is connected to MA remote controller cable The transmission line of the indoor outdoor unit is shorted or down M NET remote controller cable is shorted or down Transmission outdoor power board failure In case of in same group only or 1 indoor unit only Check the items shown in the HO keeps being displayed or it is displayed periodically HO is usually displayed about 3 minutes after the power supply of the outdoor unit is on The power supply for the feeding expansion unit for the transmission line is not on The address of the outdoor unit remains 00 The address of the indoor unit or the remote controller is not set correctly MAremote controller is connected to the transmission line of the indoor outdoor unit left that are related to the indoor unit The remote controller does not operate though is displayed The transmission line of the indoor outdoor unit is connected to TB15 The transmission line of the indoor outdoor unit is shorted down or badly contacted 2 For MA remote controller systems Symptom or inspection code Cause Inspection method and solution Though the content of operation is displayed on the remote controller some indoor units do not operate The po
143. outside of refrige rant piping is clean and it has no contamination such as sulfur hazardous for use oxides dirt shaving particles etc In addition use pipes with specified thickness Use a vacuum pump with a reverse flow check valve Vacuum pump oil may flow back into refrigerant cycle and that can cause deterioration of refrigerant oil etc Contamination inside refrigerant piping can cause deterio ration of refrigerant oil etc Use the following tools specifically designed for use with R410A refrigerant Store the piping to be used indoors during installation and both ends of the piping sealed in their packaging until just before brazing Leave elbow joints etc If dirt dust or moisture enters into refrigerant cycle that can cause deterioration of refrigerant oil or malfunction of com pressor The following tools are necessary to use R410A refrigerant Tools for R410A Flare tool Size adjustment gauge Vacuum pump adaptor Electronic refrigerant charging scale Gauge manifold Charge hose Gas leak detector Torque wrench amount as the refrigerant oil applied to flares and flange connections Handle tools with care Use ester oil ether oil or alkylbenzene oil small If large amount of mineral oil enters that can cause deterio ration of refrigerant oil etc If dirt dust or moisture enters into refrigerant cycle that can ca
144. ower supply is off the indoor unit detects abnormality at signal transmitting to the lossnay 54 Continued to the next page From the Display previous page Abnormal point and detecting method Causes Check points 6607 6 When the controller of displayed address and attribute is not recognized 2 When synchronized operating with other refrigerant system lossnay the indoor units transmits the signal to the lossnay after the lossnay and same refrigerant system outdoor unit is turned off or turned on again in 2 minutes and detects abnormality 3 Contact failure of lossnay or indoor unit transmission line 4 Indoor unit transmission connector CN2M disconnection 5 Sending receiving signal circuit failure in the indoor unit or lossnay 1 Since the address switch was changed with the current passed the unit in the last address does not exist 2 Since the fresh master lossnay address are changed after synchronized setting of fresh master lossnay by the remote controller abnormality is detected at transmitting from the indoor unit No response Though there was a replay ACK of having received signal from the other side it is the abnormality when the response command does not return The sending side detects the abnormality continuously six times every 30 seconds Note Address Attribute displayed on the remote controller shows the controller which did not response
145. peration in 3 minutes When the detected temperature is normal at just before of restarting the outdoor unit restarts When controller detects short open in thermistor at just before of restarting the unit stops due to detecting abnormality In this time lt 5101 gt is displayed For 10 minutes after starting compressor for defrosting or for 3 minutes after recover of defrosting above mentioned short open are not detected Short 216 or more 1kQ Open or less 700kQ Note When outer temperature thermistor TH7 is 5 C or less on cooling open detecting is not determined as abnormality Connector TH4 contact failure Thermistor wiring disconnection or half disconnection Thermistor failure Multi controller board input circuit failure 47 Check whether the connector 4 in the multi controller board is connected or not Check whether the thermistor wiring is disconnected or not Check the resistance of thermistor When the resistance is not below value replace the thermistor OC about 700 10 about 410kQ 20 C about 250kQ 30 C about 160kQ 40 about 104kQ 12345678 Set the SW1 to When the temperature in multi controller board is not an actual temperature replace the multi controller board 1 3 Open 219 4 Short Abnormal point and detecting method Causes Check points 5102
146. peuuouqe jo euim HS OS 2101 LLOOLLOL ypeuuougqe HS OS 1101 11001100 Ayyewouge jo euin HS OS 0101 LLOOLOLL jo HS OS 601 LLOOLOLO jo euim HS OS 821 11001001 jo euin HS OS LOI 11001000 ypeuuouge HS OS 991 1000111 euim HS OS 991 1100010 jo euin HS OS FOI 11000101 ypeuuouge HS OS 22 11000100 yjeuuouqe HS OS 110000 jo euin HS OS 101 11000010 Jo euin Josues 11000001 Jo euin ye Josues 11000000 Jo ye Josues LOLELLLL Jo euin Josues YHL LOLLLELO uonoe UUOOSID PUN 12 Aso siy 1043 OZvt LOLLELOL Kyjeuuouqe ye gep 95 Jo Aejdsiq 6 666 6 66 euin ye 95 LOLLLLOO eui 10095 eunsseud yBiy eyep Jo 6 666 6 66 Ayjeuuouqe euin ejep 105 85 LOLLEOLL Ajfeuuouqe Jo je Jequinu d s ugy jo ejdsiq SL 0
147. r address is the indoor unit main address plus 100 In this case it should be 101 31 Example of a group operation system with 2 or more outdoor units M NET remote controller Address settings are necessary Examples of Transmission Cable Wiring Shielded Wire Sub Remote Controller Address Always use shielded wire when making connections between the outdoor unit OC and the indoor unit IC as well for all OC OC and IC IC wiring intervals Use feed wiring to connect terminals M1 and M2 and the ground terminal on the transmission cable terminal block TB3 of each outdoor unit OC to terminals M1 and M2 on the terminal S on the transmission cable block of the indoor unit IC Connect terminals M1 and M2 on the transmission cable terminal block of the indoor unit IC that has the most recent address within the same group to the terminal block on the remote controller RC Connect together terminals M1 M2 and terminal S on the terminal block for central control TB7 for the outdoor unit OC DO NOT change the jumper connector CN41 on MULTI controller board f The earth processing of S terminal for the centralized control terminal block TB7 is unnecessary Connect the termi nal S on the power
148. r more cannot be connected with the indoor unit of the same group TB3 TB7 TB5 TB15 MIM2S MIM2S OOO Longest transmission cable length The same as above MA remote controller cable length 7 8 200m 0 3 1 25 mm The second MA remote controller is connected with the terminal block TB15 for the MA remote controller of the same indoor unit IC as the first remote control TB3 TB7 MIM2S MIM2S QQQ OOO 35 0 Example of a group operation with 2 or more outdoor units and MA remote controller Address settings are necessary 01 02 TBS 15 TB5 15 1 2 amp 1 25 MiM2S 12 187 OO 07 TB5 15 TBS TOY MiM2S 12 MIM2S 1 OOO oO Examples of Transmission Cable Wiring Shielded Wire Sub Remote Controller Address Always use shielded wire when making connections between the outdoor unit OC and the indoor unit IC as well for all OC OC and IC IC wiring intervals Use feed wiring to connect terminals M1 and M2 and the ground terminal on the transmission cable terminal block TB3 of each outdoor unit OC to terminals M1 and M2 on the terminal S on the transmission cable block of the indoor
149. r of the indoor unit the outdoor unit or lossnay transmission line is constructed or polarity is changed with the power supply turned on the transmission waves change in case that the transmission data collides mutually It causes to detect error 2 Transmission processor circuit failure 3 When the transmission data has changed by the noise When the transmission wire is constructed with the current flowed turn off power supply of outdoor unit indoor unit and lossnay for 2 minutes or more as the same time Then turn on power supply Check the transmitted wave and the noise on the transmission line 51 Abnormal point and detecting method Causes Check points Transmission bus busy error Over error by collision 1 The transmission processor cannot Check whether the transmission line of Abnormality when the state which cannot be transmitted since a short cycle the indoor unit fresh master lossnay be transmitted by collision of transmission voltage of the noise etc mixes on and remote controller is connected to is consecutive for 8 to 10minutes the transmission line consecutively the outdoor unit terminal board TB7 for centralized controller or not 2 The transmission volume increases Check whether the transmission line The state that data cannot to be output to and cannot be transmitted since the with the other refrigerant system of the ine transmission Ine by
150. re 1 to obtain the actual capacity 2 During heating find the equivalent piping length and find the capacity ratio corresponding to standard piping length from Figure 3 Then multiply by the heating capacity from Figure 2 to obtain the actual capacity 1 Capacity CORRECTION CURVE Figure 3 Cooling 100 SBOE Coot 7777 Heating Heating P100 125 140 95 models to 8 90 gt 85 E Cooling P100 model 80 Cooling P125 model 75 Cooling P140 model 70 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 m Corrected pipe length 2 Method for Obtaining the Equivalent Piping Length Equivalent length for type 100 125 140 length of piping to farthest indoor unit 0 3 x number of bends in the piping Length of piping to farthest indoor unit type P100 P140 80m 5 3 3 Correction of Heating Capacity for Frost and Defrosting If heating capacity has been reduced due to frost formation or defrosting multiply the capacity by the appropriate correction factor from the following table to obtain the actual heating capacity Correction factor diagram Outdoor Intake temperature W B C Correction factor
151. ressor Type Inverter scroll hermetic comp Inverter scroll hermetic comp Inverter scroll hermetic comp Manufacturer MITSUBISHI ELECTRIC CORPORATION Starting method Inverter Motor output 1 9 2 4 2 9 Case heater Lubricant FV50S x 2 3 L FV50S x 2 3L FV50S x 2 3 L Air flow rate cfm 100 100 1667 3532 1667 3532 100 1667 3532 External static press 0 Pa 0 Pa 0 Pa Type x Quantity Propeller fan x 2 Propeller fan x 2 Propeller fan x 2 Control Driving mechanism DC control Direct driven by motor DC control Direct driven by motor DC control Direct driven by motor Motor output kW 0 06 x 2 0 06 x 2 0 06 x 2 HIC circuit HIC Heat Inter Changer Protection High pressure protection High pressure sensor High pressure switch 4 15 MPa Inverter circuit COMP FAN Over heat protection Over current protection Compressor Discharge thermo protection Over current protection Fan motor Over heat protection Voltage protection Defrosting method Auto defrost mode Reversed refrigerant circle Refrigerant Type x Original charge R410A x 8 5kg 19 Ib 410 x 8 5kg 19 Ib R410A x 8 5kg 19 Ib Control LEV circuit Standard attachment Document Accessory Installation Manual Grounded lead wire x 2 Optional parts Joint CMY Y62 G E Header CMY Y64 68 G E
152. rmal Abnormal Thermistor TH6 lt Low pressure saturated Uus temperature gt TH3 Thermistor TH7 TH6 4 3kQ 9 6kQ Open or short lt Outdoor gt Thermistor TH8 1 TH8 is internal thermistor lt Heatsink gt TH8 1 39kQ 105kQ of power module Y Fan motor MF1 Refer to next page Solenoid valve coil Measure the resistance between the terminals with a tester lt Four way valve gt At the ambient temperature 20C 21S4 Normal Abnormal 1435 1500 Open or short Motor for compressor Measure the resistance between the terminals with a tester MC U Winding temperature 20 Normal Abnormal 0 330Q Open or short Solenoid valve coil Measure the resistance between the terminals with a tester lt Bypass valve gt At the ambient temperature 20 C SV1 Normal Abnormal 1197 100 Open short 64 Check method of DC fan motor fan motor outdoor controller circuit board Notes High voltage is applied to the connecter 2 for the fan motor Pay attention to the service Do not pull out the connector 2 for the motor with the power supply on It causes trouble of the outdoor controller circuit board and fan motor Self check Symptom The outdoor fan cannot turn around Fuse check Check the fuse F500 on outdoor multi controller board
153. roller 101 to 150 the same group plus 100 Sub Remote Set at an IC Main address within Controller 151 to 200 the same group plus 150 d Use the indoor unit IC within the group with the most functions as the IC Main unit Combinations of 1through 3 above are possible Name Symbol and the Maximum Remote controller Units for Connection Name Maximum units for connection Outdoor unit Indoor unit 1 OC unit can be connected to 1 8 P100 1 10 P125 1 12 P140 IC units MENET remote Maximum 2 RC for 1 indoor unit Maximum 12 RC for 1 OC Permissible Lengths Prohibited items Longest transmission cable length M NET remote controller RC and MA remote controller MA cannot be used together 1 25 mm Do not connect anything with TB15 of indoor unit IC Li L2 L2 L3 L3 L1 200m Remote controller cable length 1 If 0 5 to 1 25 mm 1 2 210 2 If the length exceeds 10 meters the exceeding section should be 1 25 mm and that section should be a value within the total exten sion length of the transmission cable andmaximum transmission cable length L3 Same as above Use the indoor unit IC address plus 150 as the sub remote controller address In this case it should be 152 3 or more remote con 9 troller RC cannot be connected to 1 indoor unit 104 Same as above 02 TBS TB15 The remote controlle
154. rom Branch to Indoor Unit Indoor Unit 1 Section From Outdoor Unit door Unit Piping Diameter Piping Diameter to First Branch A Model Piping Diameter mm Model number Piping Diameter mm PRG DENTIS 2 peras to Section of PUMY P100 140 Liquid Line 29 52 Liquid Line 6 35 3 Section From Branch t Piping Gas Line 15 88 50 or lower F Gas Line 12 7 ection From branch to Branch B C 63 to 140 Liquid Line 9 52 Gas Line 15 88 Select the size from the table to the right 3 Refrigerant Piping Diameter In Section From Branch to Branch Liquid Line mm Gas Line mm 29 52 15 88 Additional refrigerant charge Additional Charge Refrigerant of 3kg equivalent to 50m total Additional Liquid pipe size Liquid pipe size Refrigerant extended piping length is already included refrigerant charge Total length of Total length of amount for outdoor when the outdoor unit is shipped 9 52 x 0 06 6 35 x 0 024 unit Thus if the total extended piping length is 50m or less there is no need to charge with additional refrigerant kg m x 0 06 kg m m x 0 024 kg m 125 3 0kg If the total extended piping length exceeds Example 50 calculate the required additional Indoor 1 50 A 49 52 10m 49 52 5m oan using theprocedure shown 40 49 52 20m 6 35 If the calculated additional refrigerant charge Gees ne 10M 9 n
155. rom blowing out when detaching charge hose Tool exclusive for R410A x Vacuum drying and air purge Tools for other refrigerants can be used if equipped with adop ter for reverse flow check A Usable if equipped with adopter for rever se flow A Usable if equipped with adopter for rever se flow Flare tool Flaring work of piping Tools for other refrigerants can be used by adjusting flaring dimension A Usable by adjusting flaring dimension A Usable by adjusting flaring dimension Bender Bend the pipes Tools for other refrigerants can be used Pipe cutter Cut the pipes Tools for other refrigerants can be used Welder and nitrogen gas cylinder Weld the pipes Tools for other refrigerants can be used Refrigerant charging scale Refrigerant charge Tools for other refrigerants can be used Vacuum gauge or thermis tor vacuum gauge and vacuum valve Check the degree of vacuum Vacuum valve prevents back flow of oil and refri gerant to thermistor vacuum gauge Tools for other refrigerants can be used Charging cylinder Refrigerant charge Tool exclusive for R410A X Prepare new tool Use the new tool as the tool exclusive for Tools for other refrigerants can be used under certain conditions Tools for other refrigerants can be used 3 OVERVIEW UNITS 3 1
156. s valve Note 1 Recover refrigerant without spreading it in the air pressur Note 2 The welded be removed easily remov 63H ing the right side panel Bypass valve coil fixing screw Bypass valve 10 Removing the high pressure switch 63H and low pres M coil SV1 sure switch 63L 1 Remove the service panel See Figure 1 2 Remove the top panel See Figure 1 3 Remove the electrical parts box See Photo 4 High pressure 4 Remove 3 right side panel fixing screws 5 x 10 in the rear 63 8 of the unit and remove the right side panel 5 Pull out the lead wire of high pressure switch and low pres sure switch 6 Recover refrigerant 7 Remove the welded part of high pressure switch and low pressure switch Bypass valve Note 1 Recover refrigerant without spreading it in the air Note 2 The welded part can be removed easily by remov ing the right side panel Note 3 When installing the high pressure switch and low pressure switch cover them with a wet cloth to prevent them from heating 100 or more then braze the pipes so that the inside of pipes are not oxidized 11 Removing the high pressure sensor 63HS 1 Remove the service panel See Figure 1 2 Remove the top panel See Figure 1 3 Remove the electrical parts box See Photo 4 4 Remove 3 right side panel fixing screws 5 x 10 in the rear of th
157. speed is changed by the button Press AIR DIRECTION button or LOUVER button to make sure that air direction is adjustable horizontal downward upward and each angle Check outdoor fans for normal operation Check interlocked devices like ventilator for normal operation if any This is the end of test run operation Press ON OFF button to stop and cancel test run ee o9 elejo e eo NOTE 1 If error code appears on remote controller or remote controller malfunctions refer to 9 1 3 Countermeasures for Error During Run NOTE 2 During test run operation 2 hour off timer activates automatically and remaining time is on remote controller and test run stops 2 hours later NOTE 3 During test run the indoor liquid pipe temperature is displayed on remote controller instead of room temperature NOTE 4 Depending on a model This function is not available appears when air direction button is pressed However this is not malfunction 38 9 1 2 Special Function Operation and Settings for M NET Remote Controller It is necessary to perform group settings and paired settings at making group settings of different refrigerant systems multiple outdoor unit A Group settings Enter the indoor unit controlled by the remote controller check the content of entries and clear entries etc B Paired settings Used to set the linked operation of a Lossnay unit 1 Entering address
158. ssor hardware error y M NET Remote controller is detected Transmission error Transmission route BUSY y M NET Remote controller is detected Transmission and reception error Communication trouble with transmission processor O OJOOOOO Remote controller is detected Transmission and reception error No ACK error y M NET Remote controller is detected Transmission and reception error No response error M NET Remote controller is detected MA communication receive signal error no receive signal y MA Remote controller is detected MA commnication send signal error starting bit derection error ly MA Remote controller is detected MA commnication send error H W error y MA Remote controller is detected MA commnication receive error Synchronous recovery error JO Only MA Remote controller is detected Total capacity error Capacity code error Connecting unit number error O OO Address set error NOTE Remote controller sensor trouble When the outdoor unit detects No ACK error No response error an object indoor unit is treated as a stop and not assumed to be abnormal Self diagnosis function The indoor and outdoor units can be diagnosed automatically using the self diagnosis switch SW1 and LED1 LED2 LED
159. st run instruct the end user for proper usage of the system using owners manual and the test run report you made to certificate normal operation If abnormalities are detected during test run refer to 9 1 3 Countermeasures for Error During Test Run As for DIP switch setting of outdoor unit refer to 9 5 INTERNAL SWITCH FUNCTION TABLE M NET Remote controller Check code indicator see NOTE 1 Test run remaining time indicator see NOTE 3 ate MITSUBISHI ELECTRIC Indoor unit liquid pipe temperature indicator 8 4 TEST RUN indicator ON OFF LED Lights up in operation Cooling Heating GO ON OFF button OPERATION ngoo O __ SWITCH button gt 1 OO AIR DIRECTION button TEST RUN button LOUVER button FAN SPEED button Control panel Operation procedure Turn on the main power supply of all units at least 12 hours before test run HO appears on display panel for 3 min 12 hours later press TEST RUN button twice to perform test run TEST RUN appears on display panel Press OPERATION SWITCH button to make sure that air blows out Select Cooling or Heating by OPERATION SWITCH button to make sure that cool or warm air blows out Press Fan speed button to make sure that fan
160. supply unit with the earth g Set the address setting switch as follows Unit Range Setting Method IC Main 01 to 00 Use the smallest address within the same group of indoor units Use an address other than the IC Main in the same group of indoor units IC Sub 01 to 50 This must be in sequence with the IC Main Use the smallest address of all the indoor units plus 50 Outdoor Unit 51 to 100 The address automatically becomes 100 if it is set as 01 50 Main Remote Controller 101 to 150 Setatan IC Main address within the same group plus 100 Sub Remote Controller 151 to 200 Setat an IC Main address within the same group plus 150 MA Remote Controller Unnecessary address setting Necessary main sub setting Wiring Method Address Settings h The group setting operations among the multiple indoor units is done by the remote controller RC after the electrical power has been turned on 32 Name Symbol and the Maximum Units for Connection Permissible Length e Longest length via outdoor units Li L2 L3 L4 L1 L2 L3 L5 L1 L2 L6 L7 500 meters 1 25mm e Longest transmission cable length L1 L3 L4 L3 L5 Le 12 16 L7 2 200 meters 1 25mm e Remote controller cable length 21 22 24 3 4 S 10 meters 0 5 to 1 25mm If the length exceeds 10 meters use a 1 25 mm shielded wire The length of this sec tion L8 should be included in the calculation of the maxi
161. t is closed during operation Disconnection or loose connection of connector 63L on outdoor controller board Disconnection or loose connection of 63L Defective outdoor controller board Leakage or shortage of refrigerant Malfunction of linear expansion valve D Check stop valve Check the connector 63L on outdoor controller board Correct to proper amount of refrigerant amp Check linear expansion valve 1 High pressure High pressure switch 63H worked Abnormal if high pressure switch 63H worked during compressor operation 4 15 MPa 63H High pressure switch 2 High pressure High pressure sensor 63HS detect Abnormal if high pressure sensor detects 4 31MPa or more or over 4 15MPa for 3 minutes during the compressor operation Short cycle of indoor unit Clogged filter of indoor unit G Decreased airflow caused by dirt of indoor fan Dirt of indoor heat exchanger Locked indoor fan motor Malfunction of indoor fan motor Defective operation of stop valve Not fully open Clogged or broken pipe Locked outdoor fan motor Malfunction of outdoor fan motor Short cycle of outdoor unit Dirt of outdoor heat exchanger 3 Decreased airflow caused by defective inspection of outside temperature thermistor It detects lower temperature than actual temperature Disconnection or contact failure of connector 63H on outdoor controller board
162. te Address Attribute displayed on the remote controller shows the controller detecting abnormality 2 The address transmission from the unit processor was not normally transmitted by the hardware of transmission processor defective 52 Abnormal point and detecting method Causes Check points No ACK Acknowledgement Abnormality which controller of the sending side detects when there is no answer ACK from other side though data was transmitted once It is detected 6 times every 30 seconds continuously Note Address Attribute displayed on the remote controller shows the controller which did not send back reply ACK 1 When the cause of displayed address and attribute is on the outdoor unit side The indoor unit detects when there is no reply ACK on transmitting from the indoor unit to the outdoor unit 2 When the cause of displayed address and attribute is on the indoor unit side The remote controller detects when there is no reply ACK on transmitting from the remote controller to the indoor unit Factor that does not relate to origin 1 Since the address switch was changed with the current passed the unit in the last address does not exist 2 Decline of transmission voltage and signal by transmission line tolerance over The furthest point 200m Remote controller line 12m Refer to 7 3 3 Decline of transmission line voltage and s
163. ter In Section From Branch to Indoor Unit Indoor Unit Piping Diameter Model Piping Diameter mm Model number Piping Diameter mm PUMY P100 140 Liquid Line 49 52 Liquid Line _ 46 35 Gas Line 15 88 50 or lower Gas Line 12 7 Liquid Line 49 52 15 88 63 to 140 Additional refrigerant charge Refrigerant of 3kg equivalent to 50m total extended piping length is already included when the outdoor unit is shipped Thus if the total extended piping length is 50m or less there is no need to charge with additional refrigerant If the total extended piping length exceeds 50m calculate the required additional refrigerant charge using the procedure shown on the right If the calculated additional refrigerant charge is a negative amount do not charge with any refrigerant Additional Charge Additional refrigerant charge Liquid pipe size Total length of 49 52 x 0 06 Liquid pipe size Total length of 6 35 x 0 024 Refrigerant amount for outdoor unit kg m x 0 06 kg m m x 0 024 kg m lt Example gt Outdoor 125 Indoor 1 63 A 9 52 30m 40 25 20 9 52 b 6 35 46 35 9 46 35 15 10 10 20 At the conditions below The total length of each liquid line is as follows 69 52 30 15 45m 6 35 b 10 10 20 40m lt Calculation e
164. the address of the Lossnay unit or the indoor unit to be cleared Deleting the address of a linked indoor unit Pressing the 6 8 8 button on the remote controller twice will clear the address entry of the displayed indoor unit resulting in the display shown in Figure 8 Returning to the normal mode after clearing an address The procedure is same as b in 2 Address check Figure 8 Display after address has been cleared normally INDOOR UNIT will appear in the unit type display location when an address has been cleared normally altenating display 88 will appear in the unit type display location when an abnormality has occurred during clearing ae INDOOR UNIT ADDRESS NO ADDRESS NO 40 9 1 3 Countermeasures for Error During Test Run If a problems occurs during test run a code number will appear in the temperature display area on the remote controller LED on the outdoor unit and the air conditioning system will automatically cease operating Determine the nature of the abnormality and apply corrective measures Check code Trouble Serial transmission trouble Detected unit Indoor Outdoor Remote controller Remarks Outdoor unit Multi controller board Power board communiation trouble Discharge temperature trouble Check delay code 1202 Low Pressure trouble Check delay co
165. the indoor unit is 00 and the address for the outdoor unit is the one other than 00 The transmission line of the indoor outdoor unit is connected to TB15 MA remote controller is connected to the transmission line of the indoor outdoor unit The remote controller cable is shorted or down The power supply cable or the transmission line is shorted or down The fuse on the indoor unit controller board is blown In case of in same group only or 1 indoor unit only Check the items shown in the left that are related to the indoor unit PLEASE WAIT keeps being dis played or it is displayed periodically PLEASE WAIT is usually dis played about 3 minutes after the power supply of the outdoor unit is on The power supply of the outdoor unit is not on The power supply of the feeding expansion unit for the transmission line is not on The setting of MA remote controller is not main remote controller but sub remote controller MA remote controller is connected to the transmission line of the indoor outdoor unit The remote controller does not operate though is displayed The power supply of the indoor unit Master is not on The transmission line of the indoor outdoor unit is connected to TB15 The transmission line of the indoor outdoor unit is shorted down or badly contacted The fuse on the indoor unit controller board is blown 9 4 THE FOLLOWING SYMPTOM
166. the largest resulting value in your application to the electric power company 85 11 REFRIGERANT PIPING TASKS 11 1 REFRIGERANT PIPING SYSTEM Line Branch Method Connection Examples Connecting to 4 Indoor Units Total Piping Length A Outdoor Unit First Branch Indoor unit A B C a b c d 120m Permissible Farthest Piping L h L Length arthest Piping Lengt A B C d 80m Farthest Piping Length After First Branch lt 50m Permissible High High Low Difference in Indoor Outdoor Section 50 meters or less If the outdoor unit is lower 20 meters or less Low Difference High Low Difference in Indoor Indoor Section h 12 meters or less m Selecting the Refrigerant Branch Kit Use an optional branch piping kit CMY Y62 G E Select Each Section of Refrigerant Piping 1 Section From Outdoor Unit to First Branch A 2 Sections From Branch to Indoor Unit a b c d 3 Section From Branch to Branch B C Select the size from the table to the right Each Section of Piping 1 Refrigerant Piping Diameter In Section 2 Refrigerant Piping Diameter In Section From Outdoor Unit to First Branch From Branch to Indoor Unit Outdoor Unit Piping Diameter Indoor Unit Piping Diameter Model Piping Diameter mm Model number Piping Diameter
167. tor Outdoor pipe TH3 and ther mistor lt Discharge gt TH4 1 Remove the service panel See Figure 1 2 Disconnect the connectors TH3 white and TH4 white on the Multi controller board in the electrical parts box 3 Loosen the clamp for the lead wire in the rear of the electri cal parts box 4 Pull out the thermistor lt Outdoor pipe gt TH3 and thermis tor lt Discharge gt TH4 from the sensor holder Photo 7 Compressor MC Thermistor lt Outdoor pipe gt Thermistor lt Discharge gt TH4 7 Removing the 4 way valve coil 21S4 1 Remove the service panel See Figure 1 2 Remove the top panel See Figure 1 Removing the 4 way valve coil 3 Remove 4 way valve coil fixing screw M5 x 6 for 100 140YHM x 6 for 100 140 YHM YHMA BS 4 Remove the 4 way valve coil by sliding the coil toward you 5 Disconnect the connector 2194 green on the Multi control ler board in the electrical parts box 8 Removing the 4 way valve 1 Remove the service panel See Figure 1 2 Remove the top panel See Figure 1 3 Remove 3 valve bed fixing screws 4 x 10 and 4 ball valve and stop valve fixing screws 5 x 16 and then remove the valve bed 4 Remove 4 right side panel fixing screws 5 x 10 in the rear of the unit and then remove the right side panel 5 Remove the 4 way valve coil See Photo 8 6 Recover refrigerant 7 Remove the welded part of 4 way valve
168. u go 25 e Jequunu sseJppe eui 5 jun ON Ajoedeo yun soopul e dsiq yun Joopui oN yoede 000LLLLO v yoede 00011101 Joopul g oy 00011100 99 0 uun z yoede 0000 000100 440 oway uo 1461 jun 8 uoneJedo yun uoneJedo yun 9 ON uoneJedo jun uomneedo jun jun e oN yun uoneJedo jun ON fejdsip yun Joopu 00011001 yo dois Buyse __ 1461 jun jun 9 jun z ON jun 00011000 uogoerep fjeuucuqy uomeJado 10559 e Jeyje Welsay juano kejds p jun 1o0pynQ 00010LLL euin 5 nou 0 11 6666 0 euin 00010110 1 6666 0 00010101 35
169. ual capacity at the rated time Individual capacity under stated conditions total capacity under the stated conditions x total capacity at the rated time 3 Capacity correction factor curve Figure 1 Figure 2 PUMY P100VHMB BS PUMY P100YHMB BS PUMY P100VHMB BS PUMY P100YHMB BS PUMY P100VHMBR1 BS PUMY P125VHMB BS PUMY P125VHMBR1 BS PUMY P140VHMB BS PUMY P140VHMBR1 BS PUMY P100YHMBR1 BS PUMY P125YHMB BS PUMY P125YHMBR1 BS PUMY P140YHMB BS PUMY P140YHMBR1 BS Cooling performance curve Cooling Capacity ratio Cooling Power consumption ratio 5 0 10 Outdoor D B gt 20 30 40 46 PUMY P100VHMBR1 BS PUMY P125VHMB BS PUMY P125VHMBR1 BS PUMY P140VHMB BS PUMY P140VHMBR1 BS PUMY P100YHMBR1 BS PUMY P125YHMB BS PUMY P125YHMBR1 BS PUMY P140YHMB BS PUMY P140YHMBR1 BS Heating performance curve Heating Capacity ratio Heating Power consumption ratio Outdoor lt W B gt 22 5 3 2 Correcting Capacity for Changes in the Length of Refrigerant Piping 1 During cooling obtain the ratio and the equivalent piping length of the outdoor units rated capacity and the total in use indoor capacity and find the capacity ratio corresponding to the standard piping length from Figure 3 Then multiply by the cooling capacity from Figu
170. unit IC Connect terminals M1 and 2 on the transmission cable terminal block of the indoor unit IC that has the most recent address within the same group to the terminal block on the remote controller RC Connect together terminals M1 M2 and terminal S on the terminal block for central control TB7 for the outdoor unit OC DO NOT change the jumper connector CN41 on MULTI controller board f The earth processing of S terminal for the centralized control terminal block TB7 is unnecessary Connect the termi nal S on the power supply unit with the earth g Set the address setting switch as follows Unit Range Setting Method IC Main 01 to 00 Use the smallest address within the same group of indoor units Use an address other than the IC Main in the same group of indoor units IC Sub This must in sequence with the IC Main Use the smallest address of all the indoor units plus 50 Outdoor Unit 51 to 100 The address automatically becomes 100 if it is set as 01 50 Main Remote Controller 101 to 150 Setat an IC Main address within the same group plus 100 Sub Remote Controller 151 to 200 Set at IC Main address within the same group plus 150 MA Remote Controller Unnecessary address setting Necessary main sub setting Wiring Method Address Settings h The group setting operations among the multiple indoor units is done by the remote controller RC after the ele
171. uouqy epo y apoo jjeuuougy 0000110 epoo Aljewuouqy 00001101 z Aiojsiy epoo Aujeuuouqy 00001100 15 apoo Ajjeuuoudy 0000101 aosiy Aejap Ayyewuouge Ae dsiq kejap fpeuuouge quvog uaMod uoneorunuiuoo Aejap uous uedo Josues jueuno kejap SHI Aejap Ajeuuouqe kejap uazoiJ fejep 00001010 kejap uondeo J9 UL JUBLINO URIS kejap Ayyewuouge SHE9 Kejap Aujeuuouqe 5 kejap Ayjeuuouqe Josuas juan kejap Aufeuuouge 1 juerounsu kejap z Aejap Ajyewuougy 00001001 kejap Kypeuuouge uondeo PEJS kejap Aypeuuouqe ZHL kejap eNuejo ue Joopino kejap Ayeuuouge SHL kejap ujeuuouge DHL kejap Ajyewuouge einjejeduio kejap Ayyewsouge Aejap Ayewuouqy 0000 1000 Aejap ui seneuuouge Ayewsouge quyog
172. urated temp gt TH6 1 Remove the service panel See Figure 1 2 Remove the top panel See Figure 1 3 Disconnect the connectors TH6 and TH7 red on the Multi controller board in the electrical parts box 4 Loosen the wire clamps on top of the electrical parts box 5 Pull out the thermistor lt Low pressure saturated temp gt TH6 from the sensor holder Note In case of replacing thermistor lt Low pressure satu rated temp gt TH6 replace it together with thermistor lt Outdoor gt TH7 since they are combined together Refer to No 5 below to remove thermistor lt Outdoor gt Electrical parts box Thermistor lt TH6 gt 5 Removing the thermistor lt Outdoor gt TH7 1 Remove the service panel See Figure 1 2 Remove the top panel See Figure 1 3 Disconnect the connector TH7 red on the Multi controller board in the electrical parts box 4 Loosen the wire clamps on top of the electrical parts box See Photo 4 5 Pull out the thermistor lt Outdoor gt TH7 from the sensor holder Note In case of replacing thermistor lt Outdoor gt TH7 replace it together with thermistor lt Low pressure sat urated temp gt TH6 since they are combined together Refer to No 4 above to remove thermistor Low pres sure saturated temp gt Photo 6 Lead wire of thermistor Outdoor TH7 Sensor holder 96 OPERATING PROCEDURE PHOTOS 6 Removing the thermis
173. use deterioration of refrigerant oil or malfunction of com pressor Charge refrigerant from liquid phase of gas cylinder Do not use a charging cylinder If the refrigerant is charged from gas phase composition change may occur in refrigerant and the efficiency will be lowered If a charging cylinder is used the composition of refrigera nt will change and the efficiency will be lowered Ventilate the room if refrigerant leaks during operation If refrigerant comes into contact with a flame poisonous gases will be released 1 Cautions for service 1 Perform service after recovering the refrigerant left in unit completely 2 Do not release refrigerant in the air 3 After completing service charge the cycle with specified amount of refrigerant 4 When performing service install a filter drier simultaneously Be sure to use a filter drier for new refrigerant 2 Additional refrigerant charge When charging directly from cylinder Check that cylinder for R410A on the market is syphon type Charging should be performed with the cylinder of syphon stood vertically Refrigerant is charged from liquid phase 3 Service tools Use the below service tools as exclusive tools for R410A refrigerant Tool name Specifications Gauge manifold Only for R410A Use the existing fitting specifications UNF 1 2 Use high tension side pressure of 5 3MPa G or o
174. utdoor unit in same refrigerant system compressor is inhibited to operate The unit which stops due to detecting abnormality displays 2502 Detection timing of forced outdoor unit stop Constantly detected during unit operation and stop Releasing of forced outdoor unit stop Reset power supply of both abnormal indoor unit and its outdoor unit in same refrigerant system Forced outdoor unit Stop cannot be released by remote controller OFF NOTE Above mentioned D 9 and 0 are detected independently Malfunction of drain pump Defective drain Clogged drain pump Clogged drain pipe Defective moving part of float switch Foreign matter on the moving part of float switch ex sludge etc Defective float switch Defective indoor controller board Defective driving circuit of drain pump Defective input circuit of float switch Both of above mentioned Q and the indoor linear expansion valve full closed failure leakage happens synchronistically Note Address Attribute displayed on the remote controller shows the indoor unit which is cause of trouble Check if drain pump works Check drain function 9 Check moving part of float switch Check the value of resistance with the float switch ON OFF Change the indoor controller board amp Check whether the indoor linear expansion valve leaks or not Drain sensor THd DS abnormality When the drain sensor detects short open
175. ver Charge hose Only for R410A Use pressure performance of 5 09MPa G or over Electronic scale E Gas leak detector Use the detector for R134a R407C R410A Adaptor for reverse flow check Attach on vacuum pump Refrigerant charge base Refrigerant cylinder Only R410A Top of cylinder Pink Cylinder with syphon Refrigerant recovery equipment 2 2 PRECAUTIONS FOR SALT PROOF TYPE BS MODEL Although BS model has been designed to be resistant to salt damage observe the following precautions to maintain the performance of the unit 1 Avoid installing the unit in a location where it will be exposed directly to seawater or sea breeze 2 If the cover panel may become covered with salt be sure to install the unit in a location where the salt will be washed away by rainwater If a sunshade is installed rainwater may not clean the panel 3 To ensure that water does not collect in the base of the outdoor unit make sure that the base is level not at angle Water collecting in the base of the outdoor unit could cause rust If the unit is installed in a coastal area clean the unit with water regularly to remove any salt build up If the unit is damaged during installation or maintenance be sure to repair it Be sure to check the condition of the unit regularly Be sure to install the unit in a location with good drainage NO of 3 Cautions for refri
176. ving the 4 way valve Thermistor 1 Remove the service panel See Figure 1 lt Low pressure 2 Remove the top panel See Figure 1 ane temp gt 3 Remove 3 valve bed fixing screws 4 x 10 and 4 ball valve and stop valve fixing screws 5 x 16 and then remove the valve bed 4 Remove 4 right side panel fixing screw 5 x 10 in the rear valve coil of the unit and then remove the right side panel 5 Remove the 4 way valve coil See Photo 8 6 Recover refrigerant 7 Remove the welded part of four way valve Note 1 Recover refrigerant without spreading it in the air Note 2 The welded part can be removed easily by remov ing the right side panel Note 3 When installing the four way valve cover it with a wet cloth to prevent it from heating 120 C or more then braze the pipes so that the inside of pipes are not oxidized 92 OPERATING PROCEDURE PHOTOS 9 Removing bypass valve coil SV1 and bypass valve 1 Remove the service panel See Figure 1 2 Remove the top panel See Figure 1 3 Remove 3 right side panel fixing screws 5 x 10 in the rear of the unit and remove the right side panel 4 Remove the bypass valve coil fixing screw M4 x 6 5 Remove the bypass valve coil by sliding the coil upward 6 Disconnect the connector SV1 white on the Multi controller circuit board in the electrical parts box 7 Recover refrigerant 8 Remove the welded part of bypas
177. wer supply of the indoor unit is not on Wiring between indoor units in same group is not finished The indoor unit and Slim model are connected to same group The fuse on the indoor unit controller board is blown Check the part where the abnormality occurs The entire system In the entire refrigerant system Though the indoor unit operates the display of the remote controller goes out soon G In same group only The power supply of the indoor unit Master is not on 1 indoor unit only In case of connecting the system controller the setting of the system controller does not correspond to that of MA remote controller The fuse on the indoor unit Master controller board is blown In case of the entire system or in is not displayed on the remote controller MA remote controller is not fed the entire refrigerant system Check the self diagnosis LED of the outdoor unit Check the items shown in the left that are related to the outdoor unit The remote controller is not fed until the power supply of both indoor unit and outdoor unit is on and the start up of both units is finished normally The power supply of the indoor unit is not on The power supply of the outdoor unit is not on The number of connected remote controller is over the limit Maximum 2 units or the number of connected indoor unit that is over the limit Maximum 16 units The address of
178. xample gt Additional refrigerant charge 45 x 0 06 40 x 0 024 3 0 0 7kg rounded up 87 Note Pipe re branching after the header branching is not possible A Method of Combined Branching of Lines and U 5 Connection Examples A x 76 Connecting to 5 Indoor Units B 5 Outdoor unit First branching branching joint Q Branching joint B Indoor unit Branching header E Blind caps n Total Piping Length A B C a b c d e is 120 meters or less ecu Farthest Piping Length L A B b is 80 meters or less Farthest Piping Length After First Branch B b is 30 meters or less Permissible High High Low Difference in Indoor Outdoor Section H 50 meters or less If the outdoor unit is lower 20 meters or less Low Difference High Low Difference in Indoor Indoor Section h 12 meters or less W Selecting the Refrigerant Branch Kit Please select branching kit which is sold separately from the table below The kit comprises sets for use with liquid pipes and for use with gas pipes Branch Joint Branch Header 4 branches Branch Header 8 branches CMY Y62 G E CMY Y64 G E CMY Y68 G E Select Each Section of Refrigerant Piping 1 Refrigerant Piping Diameter In Section 2 Refrigerant Piping Diameter In Section From Outdoor Unit to First Branch Out F
179. y ACK on transmitting from the indoor unit to the remote controller unit 4 When the cause of displayed address and attribute is on the fresh master side The indoor unit detects when there is no reply ACK on transmitting from the indoor unit to the fresh master 5 When the cause of displayed address and attribute is on the lossnay side The indoor unit detects when there is no reply ACK on transmitting from the indoor unit to the lossnay 1 When operating with multi refrigerant system indoor units the indoor units transmits the signal to the remote controller after the other refrigerant system outdoor unit is turned off or turned on again in 2 minutes and detects abnormality 2 Contact failure of remote controller or indoor unit transmission line 3 Indoor unit transmission connector CN2M disconnection 4 Sending receiving signal circuit failure in the indoor unit or remote controller 1 When synchronized operating with other refrigerant system fresh master the indoor units transmits the signal to the fresh master after the fresh master and same refrigerant system outdoor unit is turned off or turned on again in 2 minutes and detects abnormality 2 Contact failure of fresh master or indoor unit transmission line 3 Indoor unit or fresh master transmission connector CN2M disconnection 4 Sending receiving signal circuit failure in the indoor unit or fresh master 1 When the lossnay p
180. y while turned off To release water leakage suspensive abnormality When not detecting that the drain pump turns off and on within 1 hour after detecting suspensive abnormality When turning to cooling operation or dry operation Detected that liquid pipe temperature room temperature 10deg 18 F Operation mode When drain pump turns on as float switch detects to be in the water except during cooling dry mode l 6 min 6 min Drain pump ON Float switch ON OFF lt gt 1 15 sec 115 sec 15 sec 115 sec A In the water In the air In the water the air In the water Water leakage suspensive abnormality Water leakage abnormality gt Within 1 hour Within 1 hour Abnormal point and detecting method Causes Check points 2502 Drain sensor model Drain pump DP Let drain sensor self heated and if temperature rises slightly as suspensive abnormality operation stops and changes to protect mode of restarting in 3 minutes Drain pump is abnormal if the condition above is detected during suspensive abnormality 2502 is displayed Malfunction of drain pipe is constantly detected during drain pump operation The unit enters to forced outdoor unit stop when following conditions a a
181. y is made only 1 address will be displayed no matter how many times the button is pressed e Returning to the normal mode after completing check Simultaneously press the FILTER and buttons on the remote controller and hold for 2 seconds to return to the normal mode b In making paired settings Turn off the remote controller Press the remote controller s ON OFF button to stop operation the indicator light will go off e Put in indoor unit address display mode Press the FILTER and xz buttons on the remote controller simultaneously and hold for 2 seconds Changing to the linked operation unit address display state Press the 129 button on the remote control Displaying the address of the indoor unit to be checked Change the address to that of the indoor unit to be checked by pressing the temperature adjustment buttons C4 2C Displaying the address of the linked Lossnay unit Press the 6 button to display the addresses of the linked Lossnay and indoor unit in alternation Displaying the addresses of other entered units The addresses of the other entered units will be displayed in alternating fashion after resting the button again e Returning to the normal mode after completing the check Simultaneously press the FILTER and 9x buttons on the remote controller and hold for 2 seconds to return to the normal mode 3 Clearing an address Refer to section 1 regarding the address entry and section 2 regarding checki

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TECHNICAL &amp; SERVICE MANUAL

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TECHNICAL & SERVICE MANUAL