Service Manual SX Telecom (brand Airwell) R410A
Contents
1. 0 L6v66 3009 POWER SUPPLY Fitted cable 3x2 5mm x 220 240V gt m OPTIONAL MV FAN MOTOR CAPACITOR S PCB CONTROLLER cable 4 5 x2 5mm z 58 ez 2 om gt zB 2 EN oe 58 STi ROOM TEMP SENSOR ST2 DEFROST TEMP SENSOR E ie ST3 DEICE TEMP SENSOR HEAT PUMP MODELS OUTDOOR UNIT ja R3 RESISTOR FOR COOLING ONLY MODELS L 4 5 6 SMH HORIZONTAL LOUVER STEP MOTOR ST3 UTDOOR UNIT TERMINALS SMV VERTICAL LOUVER STEP MOTOR DD 0 COMPRESSOR CONTACTOR X ADDITIONAL TERMINAL STRIP STAAON dWndlvaH 7777 7 2 399494 CONDENSATE PUMP KIT SW WATER LEVEL SWITCH MV 2 400V 2 INDDOR UNI WW NOLLVTIWLSNI OL aseo T300W dWdlV3H V E nt l EE L xD A A CET 3 val 415 6 MOTOR BuU CONTROLLER CV CAPACITOR ST ROOM TEMP SENSOR SMH HORIZONTAL LOUVER STEP MOTOR uie E TEMPA SENSUR SMV VERTICAL LOUVER STEP MOTOR XU 3N400V DUTDDUR UNIT TERMINAL R3 RESISTOR FOR COOLING ONLY MODELS SM TELECOM 1 A 0 GB 7 1 CONTENTS WIRING DIAGRAMS 7 3 N P Outdoor Unit GC 12 LT GC 18 LT TO ALARM SYSTEM ASK Pressu2. 12V ES GND all al RC W REMOTE CONTROLLER UNIT 12V GND 5485 12V 5 RS485 12V E GND GND T om 5 08 o 9 Z E x 9 ni E Se gt PUPA D I B aet Life isl a WMN DISPLAY BOARD ao ZER GENERAL CONTROLLER WITH RS485 I STORM CONTROLLER WITH RS485 2 eed edele dede de E WITHRSABS CONTROLLER WITH RS485 RC W WIRING TO A C CONTROLLER SM TELECOM 1 A 0 GB 14 3 CONTENTS OPTIONAL ACCESSORIES All Season Kit Installation Instruction for ST units only Switch off power supply to the unit Cover Power panel handle B Side cover C if it exist e Mount the Fan speed controller on the partition of the compressor compartment in the holes pro vided using four supplied screws Note e outdoor models 08 the Fan Speed Control ler should be mounted on the partition toward the outdoor fan motor side Unscrew the cap of the provided service valve D and connect to the T valve supplied in the kit Use Copper sealing gasked between the flare nut and it s connection to service valve D Note e The T valve supplied in the kit is installed be tween valve D and capillary E offering the possi bility of an additionall pre
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5. AUTO Z 9 08 8 High speed AUTO Automatic speed selection ON Standby Accessing the time setting mode Advancing the time setting Retarding the time setting Clearing memory of programmed time settings in programming mode Day of the week selection key or sending feel local temperature setting 14 2 Programming mode key Copy key enabling zone parameters to be duplicated for other zones Operating mode selection Day Night key Current zone setting zone above Current zone setting zone below Louver step by step or horizontal Louver vertical SM TELECOM 1 A 0 GB CONTENTS Airwell OPTIONAL ACCESSORIES 14 3 RCWIRCW2 Wiring Connections as Shown on Kit
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7. 3 In PRX all the LEDS will turn ON for 1 second one by one in the following sequence 18 gt 20 C gt 22 C gt 24 gt 26 5 28 gt 30 gt High IFAN gt Auto IFAN gt Med IFAN gt Low IFAN gt STAND BY gt TIMER gt FILTER gt gt HEAT e STEP 4 AUTO REALY WALK TEST All relays will energize one by one in the following sequence COMPRESSOR gt OUTDOOR gt HEATER 1 gt HEATER 2 gt INDOOR WATER PUMP gt SWING or OUTDOOR WATER PUMP gt INDOOR FAN LOW gt MID gt HIGH When the relay walk test is completed the next test will start automatically f STEP 5 FREQUENCY TESTING If the frequency measuring process fails the COOL LED will turn ON In order to move to the next step press ON OFF button on the remote control g STEP 6 INPUT TEST The test purpose is to check the analog real time indicators thermistors LEVEL and clock according to the table below LED Indicator Condition for LED to be ON STBY LED Room thermistor 25 OPER LED Indoor coil thermistor 25 h STEP 7 TIMING RESET TEST WATCH The test purpose is to verify that the CPU rise time after power failure is between 1 to 3 sec test results are indicated on the LEDS STAND BY OPER TIMER and FILTER turning ON one by one The results of the test are coded as follows Pass condition 1 sec STAND BY and OPER are turned ON 2 sec STAND BY OPER and TIMER are turned ON SM TELECOM 1 A 0
8. High pressure protection is applicable to all operating modes b Deicing control is valid in Heat and Auto Heat Modes only c Defrosting control is valid in Dry Cool and Auto Cool Modes 11 3 6 Thermistors Operation a Return air Temp is detected by RAT in normal Mode or by RCT R C sensor in FEEL Mode b Indoor Coil Temp is detected by ICT Outdoor Coil Temp is detected by OCT Definition of thermistor faults 1 2 3 Thermistor is disconnected the thermistor reading is below 30 Thermistor is shorted the thermistor reading is above 75 Thermistor Temp reading doesn t change This test is performed only once after a unit is switched from OFF STBY to operation At the first occurrence of 10 min continuous COMP operation the current ICT are compared with those when the COMP was switched from OFF to ON 10 min before If the AT is less than 3 C the thermistor is regarded as defective The ICT no change error can be disabled together by connecting a 4 7 resistor 596 to the ICT connector These resistors are equivalent to a thermistor 48 1 e Cases for disabling ICT thermistor disconnected detection 1 The detection of thermistor faults a and b above is disabled when Deicer Protection is started The detection will be enabled again only after 1 the deicing is completed and 2 COMP has been restarted and operated for 30 sec When all the following c
9. RAT in normal operation or RCT R C sensor in I FEEL mode Indoor Coil Temp is detected by ICT d Outdoor Coil Temp is detected by OCT 11 4 2 Control Functions a COMP Operation COMP ON OFF 0 1 RT SPT b OFAN Operation In normal operation OFAN operates together with the COMP C Operation FAN will operate in ANY speed regardless the ICT or COMP state FAN speed will be determined according to user selection or AUTO FAN logic d RV and HEATERS outputs RV and HEATERS are in OFF state in COOL mode CONTENTS CONTROL SYSTEM Airwell 11 4 3 Sequence Diagrams a Maintaining room temp at desired level by comparing RT and SPT with user defined IFAN speed RT SPT c COMP WVL OFF OFAN fore RV 11 10 SM TELECOM 1 A 0 GB CONTENTS Airwell CONTROL SYSTEM b Maintaining room temp at desired level by comparing RT and SPT with AUTO IFAN ON COMP WVL OFF OFAN IFAN RV SM TELECOM 1 A 0 GB 11 11 CONTENTS CONTROL SYSTEM Airwell 11 5 11 5 1 11 12 Heating Mode Heating Mode General a Compensation Procedure When I FEEL is OFF during HEAT mode RT RAT CTV When I FEEL is ON during HEAT mode RT RCT Type of Indoor Wall Mounted Square Window 2 C No compensation will be activated in Forced operation modes b IFAN operation rules for RC and SH groups 1 As a general rule for RC a
10. the unit will be in a temporary FAN Mode with IFAN operating at low speed The proper Auto Heat mode or Auto Cool will be started whenever the RT reaches SPT 1 C or SPT 1 C respectively d For RC amp SH units Mode change between Auto Heat amp Auto Cool Modes is possible only after the COMP has been OFF during the last T minutes Mode Change Auto Cool to Auto Heat e For RH and WVL RH units Mode change between Auto Heat amp Auto Cool Modes is possible after the COMP HEs have been OFF during the last T minutes Mode Change Auto Cool to Auto Heat COMP off for 3 min Auto Heat to Auto Cool HEs off for 3 min f When unit is changed form Cool Dry Mode to Auto Mode the unit will continue to operate in Auto Cool Mode until the conditions for switching from Auto Cool to Auto Heat are satisfied Similarly when unit is changed from Heat Mode to Auto Mode the unit will continue to operate in Auto Heat Mode until the conditions for switching from Auto Heat to Auto Cool are satisfied SM TELECOM 1 A 0 GB 11 19 CONTENTS CONTROL SYSTEM 11 10 2 Sequence Diagrams a Auto Cooling or Heating RC or SH Groups Maintains room temp at desired level by selecting between cooling and heating modes RT SPT c 3 2 T1 Auto Heat Mode Auto Cool Mode Auto Heat Mode 3 amp OFAN HE1 HE2 H M L OFF USER FAN SPEED H M L OFF IFAN i hal gt 3 min g
11. 1 amp 2 are ignored The COMP operation is only controlled by the 3 min Min OFF time and 1 min Min ON time 4 In DRY Mode IFAN is LOW when COMP is ON and is OFF when COMP is OFF 5 HEs are always OFF in DRY Mode 11 22 SM TELECOM 1 A 0 GB CONTENTS Airwell CONTROL SYSTEM 11 11 2 DRY SH or RH group Mode DRY Temp Selected desired temperature Fan LOW automatically selected by software Timer Any I FEEL Any Control function Reduces room humidity with minimum temp fluctuations by operating in Cool Mode with LOW speed IFAN and HE RT SPT c IFAN Foer COMP nF amp OFAN RV B SM TELECOM 1 A 0 GB 11 23 CONTENTS CONTROL SYSTEM Airwell 11 12 Protection 11 12 1 Cooling Mode Protections Indoor Coil Defrost Mode COOLING DRY AUTO Temp Selected desired temp Fan Any Timer I FEEL ON or OFF Control Function Protects the indoor coil from ice formation at low ambient temperatures ICT c OFAN COMP IFAN Jeer t1 2 5 min minimum for each COMP starting 12 OFAN cycling alternate between ON and OFF every 30 sec for 20 min maximum 13 COMP and OFAN stops for 10 min minimum 11 24 SM TELECOM 1 A 0 GB CONTENTS Airwell CONTROL SYSTEM b High Pressure Protection Mode AUTO COOLING or DRY Temp Selected desired temperature Fan Any Timer Any I FEEL ON or
12. 770 710 Air flow 420 390 350 External static pressure 0 Sound power level 9 56 53 51 Sound pressure level 45 41 38 Moisture removal 1 4 Condensate drain tube 16 Dimensions 820x630 x190 Weight 22 Package dimensions 920x726x273 Packaged weight 26 Units per pallet 14 Stacking height 7 levels Refrigerant control Capillary tube Compressor type model Rotary Panasonic 5PS132EAC22 Fan type amp quantity Propeller direct x 1 Fan speeds RPM 810 Air flow m3 hr 1850 Sound power level dB A 65 Sound pressure level dB A 54 Dimensions mm 830 545 246 Weight kg 32 5 Package dimensions mm 870x600x320 Packaged weight kg 35 Units per pallet Units 9 Stacking height units 3 levels Refrigerant type R410A Refrigerant chargless distance kg 7 5m 1 05 Additional charge per 1 meter g m 4msLengths10m 0g 10msLengths15m 50g Liquid line In mm 1 4 6 35 Connections between Suction line In mm 3 8 9 53 Max tubing length m Max 15 units Max height difference Operation control type Remote control Heating elements kW Others ALL SEASON KIT Capacity INDOOR OUTDOOR m Max 7 1 Rating conditions in accordance with ISO 5151 and ISO 13253 for ducted units and EN 14511 2 Airflow in ducted units at nominal external static pressure 3 Sound power in ducted u
13. Features The SX TELECOM series benefits from the most advanced technological innovations namely Can be installed as floor ceiling e Microprocessor control Infrared remote control and manual control on the unit e Automatic treated air sweep Horizontal and Vertical Wall mounted 2 remote control Optional Can be operated under the condition of outdoor temperature of 10 C by real pressure input e Connectivity to network Airconet system control e Possibility for treated air distribution to adjacent room Accessory kit e High COP e Easy access to the interconnecting tubing and wiring connections e Possibility to connect a condensate pump kit with an integral over flow protection Accessory kit e Automatic treated air sweep horizontal and vertical e Low indoor and outdoor noise levels e Easy installation and service Indoor Unit The indoor unit can be mounted as floor or ceiling type no special adjustment are needed it can be easily fitted to many types of residential and commercials applications It includes e Casing with inlet and outlet grilles e Motorized flaps Horizontal and vertical e Advanced electronic control box assembly storm 10V7 Coated indoor coil e Mounting plate SM TELECOM 1 A 0 GB 1 1 CONTENTS 1 4 1 5 1 6 1 7 1 8 1 2 INTRODUCTION Airwell Filtration The SX Series presents several types of air filters Easily a
14. HEATER La 456 POWER SUPLLY GO INDOOR UNT THE UNIT DO NOT CONNECT WIRE BETWEEN UNITS IN CONNECTION n 7 2 5 SM TELECOM 1 A 0 GB Airwell ELECTRICAL CONNECTIONS 8 ELECTRICAL CONNECTIONS 8 1 SX 12 TELECOM GC 12 LT SX 18 TELECOM GC 18 LT POWER SUPPLY 1PH220 240V 50Hz Zn U N INDOOR CIRCULIT BREAKER OUTDOOR NOT SUPPLIED TO ALARM SYSTEM 8 2 SX 30 TELECOM GC 30T LT INDOOR OUTDOOR Ri rre PELLEN CR POWER SUPPLY 3PH380 400V 50Hz CONNECTED ONLY HEAT PAMP UNIT SM TELECOM 1 A 0 GB 8 1 CONTENTS Airwell REFRIGERATION DIAGRAMS 9 REFRIGERATION DIAGRAMS 9 1 Heat Pump Models 9 1 1 SX 12 SX 18 Telecom OUTDOOR UNIT SK INDOOR UNIT Presure 7 receiver T LPS Sensor 5 9 Flared are 8 wens connection m L d gs Capillary Indoor coil e WU Outdoor coil Strainer 9 1 2 SX 30 Telecom COOLING MODEL ONLY OUTDOOR UNIT Suction Accumulator Oil separator Valves connection m Compressor Indoor coil Outdoor coi Strainer SM TELECOM 1 A 0 GB 9 1 CONTENTS Airwell TUBING CONNECTIONS 10 TUBING CONNECTIONS Outdoor E Unit Suction line Liquid line Flare nut D Pipe insulation E Insulating sleeve Tube b
15. IFAN will be forced to LOW speed b Heaters will operate according to AT and the following graph ON si 2 37 42 45 50 s ICT 4 For both RC and SH groups excluding deicing HE1 and HE2 can be ON only when the compressor is ON SM TELECOM 1 A 0 GB 11 13 CONTENTS CONTROL SYSTEM Airwell e Heaters operation rules for RH groups 1 In RH group HE operation is according to the difference between RAT and SPT ON HE2 OF ON HE1 OF g 1 2 AT SP RT c f OFAN Operation for RC and SH groups 1 Asageneral rule for RC and SH groups excluding protection modes OFAN starts with the compressor 2 When OFAN is ON it will operate according to the following conditions a OFAN operates together with the compressor b When RT gt SPT 2 and ICT gt 50 and the 4 7kQ resistor is not connected to the OCT OFAN will operate according to the following curve ON OFAN OFF 11 14 SM TELECOM 1 A 0 GB CONTENTS Airwell CONTROL SYSTEM 11 6 Heating RC or SH Group Mode HEAT AUTO at heating Temp Selected desired temperature Fan HIGH MED LOW Timer Any I FEEL ON or OFF 11 6 1 Sequence Diagram Maintains room temp at desired level by comparing RAT or RCT to SPT RT SPT Pc RV orr SM TELECOM 1 A 0 GB 11 15 CONTENTS CONTROL SYSTEM Airwell 11 7 Heating RC or SH Group with Autofan Mode HEAT AUTO at heating Temp Selected desire
16. OFF Control Function To protect the COMP from the high pressure build up in the outdoor coil during normal cooling operation by switching OFF the IFAN and COMP OCT ec 68 66 61 55 52 For all models except WAX amp P2000 For WAX amp P2000 models 1 COMP oer COMP is forced OFF COMP is forced OFF Any OFAN ow OFAN To oo OFAN is forced ON OFAN is forced ON Any IFAN i E a OPER e LED Blink The ICT is also monitored during COOL and DRY modes in case the RV control circuit is faulty Whenever ICT reaches 70 C which indicates a high pressure in the indoor coil the COMP will be forced OFF automatically The COMP can be turned ON again only after the ICT is under 70 C again and after the 3 min COMP ON delay time The OPER LED will not blink in this case SM TELECOM 1 A 0 GB 11 25 CONTENTS CONTROL SYSTEM 11 12 2 Heating Mode Protections 11 26 a Outdoor Coil Deicing excluding RH Group Mode Temp Fan Timer HEATING AUTO at heating Selected desired temperature Any Any Any Control function To protect the outdoor coil from ice formation by controlling COMP amp RV operation 1 Deicer Activation Algorithm a b Static deicer threshold is 5 C D
17. Panasonic 5KS205EAB21 Propeller direct x 1 2160 3 795 610 290 970 650 394 A ao N A N alr 195 amp aS 9 5 3 3 x x 2 2 2 SM TELECOM 1 A 0 GB CONTENTS Airwell PRODUCT DATA SHEET 2 3 SX 30 TELECOM GC LT R410A Model Indoor Unit Model Outdoor Unit Installation Method of Pipe Characteristics T EER Cooling or COP Heating Energy efficiency class f 1 1 Fantype amp quaniy 2 O External static pressure Min Max Refrigerant control ll Capilary Compressor type model Rotary Mitsubishi NN33VAAMT Fantype amp quaniy Propelerdiect x1 Soundpowerlevel HL 6 Units per pallet Unts 6 Refrigeranttype LI R40A Additional charge per 1 meter units Max height Operation control type 2 Remote control O Heating elements o 1 1 kW Others _ Crankcaseheater 5OW 1 Rating conditions in accordance with ISO 5151 and ISO 13253 for ducted units and EN 14511 2 Airflow in ducted units at nominal external static pressure 3 Sound power in ducted units is measured at air discharge 4 Sound pressure level measured at 1 meter distance from unit SM TELECOM 1 A 0 GB 2 3 CONTENTS Airwell RATING CONDITIONS 3 RATING CONDI
18. 10 Oon SES i 16 T 1 SES 28 21 22 23 25 26 27 28 29 30 zie 7 10 11 12 13 14 15 16 17 18 18 0 1 2 3 4 5 6 7 8 9 30 31 32 SM TELECOM 1 A 0 GB 13 5 CONTENTS EXPLODED VIEWS amp SPARE PARTS LISTS Airwell 13 6 Outdoor Unit GC 12 LT 11 C e AN v C Z 3 17 13 6 SM TELECOM 1 A 0 GB CONTENTS Airwell EXPLODED VIEWS amp SPARE PARTS LISTS 13 7 Outdoor Unit GC 12 LT No Component Item Description Quantity 6 464160018 __ Partition plate GCZ 942 o 1 4519300 8 45500003 Capacitor With Screw 30uF CBB65 1 9 2009 MM __ _ _ 1 Liquid Valve 1 4 R410A 436358 Fan Speed Controller All Season Kit 2 4MPa SM TELECOM 1 A 0 GB 13 7 CONTENTS EXPLODED VIEWS amp SPARE PARTS LISTS Airwell 13 8 Outdoor Unit GC 18 LT EENE V AA 13 8 SM TELECOM 1 A 0 GB CONTENTS Airwell EXPLODED VIEWS amp SPARE PARTS LISTS 13 9 Outdoor Unit GC 18 LT component WemDesiion 2 4321 AirinetRng40 1 3 464600075 Base Plate Painting Assy ONG314 1 5 455000108 Double patch Capacitor for fan motor 2uF_ 1 6 433217 PariionPlate j 1 7 4519300 NML 8 455000507 Compressor C
19. 12 hour Case 1 Standard Sleep Mode Condition Off timer is not set or is beyond 12 hour Oper SB Start 2 4 6 7 8 10 2 Time Hr Sleep Case 2 Extended Sleep Mode Condition Off timer is set at 7 12 hour Oper SB Start 2 4 6 7 8 10 I 2 Time Hr Sleep Off timer Case 3 Exception to Case 2 Condition Off timer is set at 7 12 hour On timer is set at 7 12 hour and before Off timer Oper SB Start 2 4 B VR 12 Time Hr Sleep On timer Off timer 11 32 SM TELECOM 1 A 0 GB CONTENTS Airwell CONTROL SYSTEM 11 15 Controller Self Test Procedure 11 15 1 Shorting Test Jumper J1 SELF TEST FLOW CHART FOR CONTROLLER VERSION 4V5 OR HIGHER SHORT JUMPER J1 Step 1 CONTROL PCB RC ST TEST MODEL CONFIGURATION TEST PRESS ON Step 2 POWER BUTTON STEP MOTOR TEST FREQUENCY TEST STANDBY PRESS ON ERES Step 3 HODE BUTTON LEDS OFF C LEDS ON TEST AUTO RELAY TEST INDOOR FAN SPEED TEST COMPRESSOR OUTDOOR FAN PRESS ON RESET BUZZER TEST PRESS ON FAN REMOTE CONTROL Step 5 BUTTON ON THE TO CPU COMUNICATION LOW REMOTE CONTROL TWO BEEPS SOUNDS Step 6 PRESS ON MODE THERMISTOR ANALOG BUTTON VOLTAGE CHECKING PRESS ON MODE EEPROM MEMORY DISCONNECT Step 8 JUMPER J1 SM TELECOM 1 A 0 GB CONTENTS 11 33 CONTROL SYSTEM Airwell 11 15 2 By Remote Control Settings a STEP 1 TURNING ON THE POWER Turn ON the power make sure t
20. 5032 9 3298 9 37299 10 37258 11 4520429 12 2991 13 466235 44 382934 15 30799 16 45209298 17 32425 18 43665 18 2694 19 4550135 20 37520901 21 12342138 22 46400 23 4528377008 24 438082 25 46740005 26 3406 27 391508 28 43679 29 436609 30 __ 373245 31 372941 32 324206 35 Leen 13 2 SM TELECOM 1 A 0 GB CONTENTS Airwell EXPLODED VIEWS amp SPARE PARTS LISTS 13 3 Indoor Unit SX 18 1 484001 AIR INLET ASSY SMALL 1 Laser FRONT PANEL 373244 HORIZONTAL LOUVER BACK SMALL 10 MOTOR WIRE PXD __6 8 2 9 Defrost cable HK 157 051 61 RemotecontrollerRC4RCLD974 609 00 324296 MOTOR SPRING CLIP 4520934 Auto transformer 455013304R EUR EURPowerCord 3G 1 5 2100 SM TELECOM 1 A 0 GB 13 3 CONTENTS EXPLODED VIEWS amp SPARE PARTS LISTS Airwell 13 4 Indoor Unit SX 30 TELECOM 13 4 SM TELECOM 1 0 GB CONTENTS Airwell EXPLODED VIEWS amp SPARE PARTS LISTS 13 5 Indoor Unit SX 30 TELECOM No Item Code Item Description Quantity 1 484002 AIR INLET ASSY BIG 1 221554 FILTER PXD BIG 4521714 Front plate assy big 373244 RIGHT PANEL 455000603 Capacitor 4uF With Screw for fan motor 10 FRAME BIG STORM 1 PXD amp K 916A355 18 2 2 2 2 2 2 2 2 2 2 EE EE
21. 8 TELECOM SM TELECOM 1 0 GB 13 1 CONTENTS EXPLODED VIEWS amp SPARE PARTS LISTS Airwell 13 2 Indoor Unit SX 12 No Item Code Item Description 1 484001 AIR INLET ASSY SMALL 1 2 22455 FILTER SMALL j 2 307981 FRONT PANEL SMALL 373244 RIGHT PANEL 455000600 Capacitor With Screw for fan motor 462350087 Evaporator Assy PXD12 R410A 370281 AIR OUTLET FRAME SMALL 285032 DRAIN TUBE 372338 HORIZONTAL LOUVER FRONT SMALL 372339 HORIZONTAL LOUVER BACK SMALL 371255 VERTICAL LOUVER FRONT 4520429 MOTOR WIRE PXD 12 293321 CENTRIFUGAL FAN SMALL 13 466235 MOUNTED BRCKET ASSY SMALL 14 382334 BASE EPS SMALL 15 307979 BACK PANEL SMALL 16 4520929R Motor Assy for PXD9 12 15 17 323425 MOTOR SUPPORT LENGTH 99 18 436665 STEP MOTOR 18 263034 SWING MOTOR 19 455013304R EUR EURPowerCord 3G 1 5 2100 20 375209 01 DISPLAY PANEL ASSY AIRWELL 21 234213R DISPLAY BOX PXD EHK 906 041 02 22 464100 FAN FRAME ASSY SMALL 23 452837 700R STORM 1 PXD amp K 916A355 18 24 438082 Thermistor Indoor 25 467400025 650mm Indoor Air Inlet Temperature S 26 311036 STORM METAL PANEL 27 391508 CABLE DISPLAY 28 435679 Defrost cable HK 157 051 61 29 436609R RemotecontrollerRC4RCLD974 609 00 30 373245 Side Plate Left 31 372341 FAN COVER SMALL 32 324296 MOTOR SPRING CLIP 35 4520933 Auto transformer 7 10 11 3 30797 4 3944 5 455000600 6 462350087 7 8 28
22. 85 7 LEGEND TC Total Cooling Capacity kW SC Sensible Capacity kW Power Input kW WB WetBulb Temp C DB Dry Bulb Temp C ID Indoor OU Outdoor 1 Marked area is below standard operating limits For operating in low ambient conditions refer to Optional Accessories Chapter 15 SM TELECOM 1 A 0 GB 5 1 CONTENTS PERFORMANCE DATA 4 PRESSURE CURVES 5 2 5 2 1 5 3 5 3 1 5 2 Capacity Correction Factor Due to Tubing Length Cooling TOTAL TUBING LENGTH 10m 15m siske Minimum recommended tubing length between indoor and outdoor units is 3m Pressure Curves Cooling Discharge Pressure Bar 40 0 30 0 20 0 10 0 15 Discharge Pressure VS Outdoor Temp 20 15 21 WB DB 17 24 WB DB 19 27 WB DB 21 29 WB DB 23 32 WB DB 25 30 35 40 46 Outdoor Temp C DB Suction Pressure Bar 15 20 Suction Pressure VS Outdoor Temp 15 21 WB DB 17 24 WB DB 19 27 WB DB 21 29 WB DB 23 32 WB DB 25 30 35 40 46 Outdoor Temp C DB SM TELECOM 1 A 0 GB gt 1 PERFORMANCE 4 PRESSURE CURVES 5 4 SX 18 TELECOM GC 18 R410A 5 4 1 Cooling Mode at 7 5m Tubing Connection 230V Indoor Fan at High Speed ENTERING AIR DATA ENTERING AIR WB DB ID COIL C DB OU COIL C 15 21 17 24 19 27 21 29 23 32 150 EN a a E
23. 858 TRANSPORTHANDLECUE Jr 12 433707 MOTORSUPPORTBRACKETOUS 1 12 43775 MOTORSUPPORTOUB33 1 13 190443 HEATERCRANKCASEMITSUBISHICOMP 1 14 433298 COMPRESSORNN33YCAMT Ir 15 433830 CAPILLARYASSYOU8 30R410AST 1 43er ri BONRDTPHNGC RoHS 18 442007 CAPACITOR 6uF 400V 1 434746 THERMISTOR L10850 forco 7 21 45280 COMPRESSOR WIRING OU10 SPH MITSUBISHI 1 22 402284 SUCTION ACCUMULATORSx3 47LbR410A 1 2 43229 ELECTRICALBOXTPHN 25 438803 3PH MOTOR PROTECTOR RoHS 7 1 28 43686 SIDECOVEROUIO 211 37 232550 High Pressure Switch BlackWie 1 38 232560 LowPressureSwitch Bluewre 1 LOW AMBIENT ASK CONTROLLER SE 43 41582 SERVICE VALVE T TYPE R410A f L 1 lt sch SM TELECOM 1 0 GB 13 11 CONTENTS Airwell OPTIONAL ACCESSORIES 14 OPTIONAL ACCESSORIES 14 1 RCW Wall Mounted Remote Control 14 1 1 The RCW wall mounted remote control can be fitted to a large range and models It can be used as IR wirless mode or wired controler the RCW can control up to15 indoor units using the same settings on its wired aplication The max wiring length between the controller to the last indoor unit is 300m for applicat
24. DB C 23 32 WB DB C Suction Pressure Bar g 25 30 35 Outdoor Temp DB C Discharge Pressure Vs Outdoor Temp 15 21 WB DB C 17 24 WB DB C 19 27 WB DB C 21 29 WB DB C 23 32 WB DB C Discharge Pressure Bar g 25 30 35 Outdoor Temp DB C SM TELECOM 1 A 0 GB CONTENTS Airwell ELECTRICAL DATA 6 ELECTRICAL DATA 6 1 Single Phase Units MODEL SX 12 TELECOM SX 18 TELECOM SX 30 TELECOM To indoor To Indoor To outdoor To Outdoor Power Supply P S ly Wiri OWEN BUEP yva ng 3x1 5 mm 3x2 5 mm 5 X 2 5 mm No X Cross Section mm Interconnecting Cable RC Model 5 1 5 mm 2x0 5 mm 5x2 5 mm 2x0 5 mm 6x1 5 mm 2x0 5 6 X 1 5 mm 2 X 0 5 mm No X Cross Section mm OCT sensor OCT sensor OCT sensor OCT Sensor Interconnecting Cable ST Model 2 5X1 5 mm 2X0 5 mm SM TELECOM 1 A 0 GB 6 1 CONTENTS Airwell WIRING DIAGRAMS T WIRING DIAGRAMS 7 1 Indoor Unit SX 12 220 240V 50Hz 220 240V 60Hz SW CONDENSATE PUMP INDOOR UNIT PUMP SR gt Dao WATER LEVEL CV aaa YE RD RED HI GNYE GREEN Y M der d T 2307 NI LJ Lips
25. GB gt 1 PERFORMANCE 4 PRESSURE CURVES 5 7 SX 30 TELECOM GC 30T LT R410A 5 7 1 Cooling Mode at 7 5m Tubing Connection 230V Indoor Fan at High Speed ENTERING AIR ENTERING AIR WB DB ID SO 15 ES 200 5 42 papu ESOS ZEE PI 230 232 234 235 237 30 PI 249 252 254 256 259 TC 693 752 830 872 913 35 Sc 487 522 565 581 593 P 268 273 277 279 281 P 289 2 299 302 305 tt P 316 321 328 333 336 LEGEND TC Total Cooling Capacity kW SC Sensible Capacity kW Power Input kW WB WetBulb Temp C DB DryBulb Temp C ID Indoor OU Outdoor 1 Marked area is below standard operating limits For operating in low ambient conditions refer to Optional Accessories Chapter 15 SM TELECOM 1 A 0 GB 5 5 5 PERFORMANCE 4 PRESSURE CURVES Airwell 5 8 5 8 1 5 9 5 9 1 5 6 Capacity Correction Factor Due to Tubing Length Cooling TOTAL TUBING LENGTH 4m 7 5 101 1 098 097 0 96 0 95 094 Minimum recommended tubing length between indoor and outdoor units is 3m Pressure Curves Cooling Suction Pressure Vs Outdoor Temp 15 21 WB DB C 17 24 WB DB 19 27 WB DB 21 29 WB
26. GB 11 35 CONTENTS CONTROL SYSTEM Airwell Fail condition 0 sec STAND BY is turned ON 3 sec STAND BY OPER TIMER and FILTER are turned ON When the timing reset test is completed the next test will start automatically STEP 8 MEMORY TEST EEPROM The test purpose is to check if the memory is functioning correctly The test result is reported by using the STAND BY and FILTER LEDS LED Indicator Condition for LED to be ON STAND BY LED FILTER LED Test failed AT THIS POINT THE SELF TEST IS COMPLETED In order to terminate Self Test mode the User can change the unit setting from COOL Mode LOW FAN to COOL Mode MED FAN or to wait without using the remote control for 60 sec Values of Sensors Temperature VS Voltage DC te 446 6 354 28 2338 5 1394 4 436 3439 so 225 52 1263 434 9 aes s 218 53 1228 9 azs 43 ss 1978 57 1099 e aie 44 ams se 99 se 1069 e 41 ex 0 tort ses 22 266 44 1569 66 04854 11 36 SM TELECOM 1 A 0 GB CONTENTS Airwell 11 16 System Diagnostics Pressing Mode button for 5 10 seconds in SB or any other operation mode will activate the DIAGNOSTICS mode acknowledged by 3 short beeps and lighting of COOL and HEAT LEDs In DIAGNOSTICS mode system failures will be indicated by the blinking of HEAT amp COOL LEDs T
27. Hi SHL _ M3TWISN A8 L 3NNOJ 380438 INV LYOdW sat Nude t BK Su HON 2 ES IN NOSV3S TY ak S NOSY3S HL 9 122802 302539 INV LON aL FOR INDOOR UNIT ELECTRICAL WIRING oz REFER TO INDOOR UNIT DIAGRAM o ATTENTION lt with plastic ties don t fold or break the capillary tube keep a large loop for extra length of capillary NAOTA Arrange the wires and capillary tube together Verify the wiring to electrical diagram Check for refrigerant leaks SM TELECOM 1 0 GB CONTENTS e Re assemble the previously removed elements 14 6 OPTIONAL ACCESSORIES 4 5 JE O M ic LLI oS sr Se du Cu 4 o C ee 9 4 ie 4 m 0 bc 8L SL 21 6345 XS c 8C tc 81 SL 10 Bureau 2314129 3 5 djay ay aj amp 1edes o 9182 PJUOZUOH e s1o 9 uuo2 pue S HM JOJO BINON e 129 2 ejqeo Aejdsiq 200 ay pue 24 ay JOBUUODSIG do ay yooyun 9 d
28. Indoor fan does not start louvers are opened and Green LED lights up Indoor fan works when unit is OFF and indoor fan speed is not changed by remote control command Compressor stops during operation and Green LED remains on Compressor is ON but outdoor fan does not work Unit works in wrong mode cool instead of heat or heat instead of cool 10 All components are operating properly but no cooling or heating SM TELECOM 1 A 0 GB No power supply Check power supply If power supply is OK check display and display wiring if OK replace PCB Check remote control batteries If batteries are OK check display and display wiring if OK replace PCB Replace display PCB Remote control command did not reach the indoor unit Problem with display PCB Unit in HEAT MODE and Change to COOL MODE and coil is still not warm check Problem with PCB or Change to HIGH speed and capacitor check power supply to motor is higher than 130 VAC If OK replace capacitor if not OK replace controller Replace controller Perform diagnostics and follow the actions described below Perform diagnostics and follow the actions described below Problem with outdoor Switch unit to COOL mode electronics or outdoor fan HIGH speed with 16 degrees capacitor set point summer or HEAT mode high speed with 30 degrees set point winter Check power supply to motor is higher than 130 VAC If OK replace c
29. RSTE 200 EZ oe ies PI 136 137 138 139 140 30 PI 147 149 151 152 152 re 44 ar 525 551 572 35 PI 159 161 164 165 166 L PI 471 474 177 479 180 PL 588 191 194 497 189 LEGEND TC Total Cooling Capacity kW SC Sensible Capacity kW Power Input kW WB WetBulb Temp C DB Dry Bulb Temp C ID Indoor OU Outdoor 1 Marked area is below standard operating limits For operating in low ambient conditions refer to Optional Accessories Chapter 15 SM TELECOM 1 A 0 GB 5 3 CONTENTS PERFORMANCE DATA 4 PRESSURE CURVES Airwell 5 5 Capacity Correction Factor Due to Tubing Length 5 5 1 Cooling TOTAL TUBING LENGTH Minimum recommended tubing length between indoor and outdoor units is 3m 5 6 Pressure Curves 5 6 1 Cooling Suction Pressure VS Outdoor Temp 11 0 15 21 WB DB 17 24 WB DB 19 27 21 29 WB DB 23 32 WB DB N Suction Pressure Bar 5 0 15 20 25 30 35 40 46 Outdoor Temp C DB Discharge Pressure VS Outdoor Temp 40 0 30 0 15 21 WB DB 17 24 WB DB 19 27 WB DB 21 29 WB DB 23 32 WB DB 20 0 Discharge Pressure Bar 10 0 15 20 25 30 35 40 46 Outdoor Temp C DB 5 4 SM TELECOM 1 0
30. S Airwell 10 11 12 13 14 15 Table of Contents INTRODUCTION aaeain deelden PRODUCT DATA SHEET RATING CONDITIONS OUTLINE DIMENSIONS PERFORMANCE DATA amp PRESSURE CURVES ELECTRICAL DATA uu Uu usa aries WIRING DIAGRANS S ELECTRICAL REFRIGERATION 8 TUBING CONTROL SYSTEM 5 uu u Au TROUBLESHOOTING EXPLODED VIEWS AND SPARE PARTS LISTS OPTIONAL ACCESSORIES APPENDIX Aisi SM TELECOM 1 0 GB TABLE OF CONTENTS Airwell INTRODUCTION 1 2 1 3 INTRODUCTION General The SX Telecom Close control is developed for telecom communication rooms that could operate in cooling up to 10 C cooling operation The indoor unit is a standard type as SX R410A fixed RPM line Outdoor unit modify by adding a fan speed regulator adjust e Cooling Only SX 12 TELECOM SX 18 TELECOM SX 30 TELECOM Main
31. Service Manual SX TELECOM R410A Close Control Outdoor Unit SX 12 TELECOM GC 12LT SX 18 TELECOM GC 18 LT SX 30 TELECOM GC 30T LT COOLING ONLY R410A SM TELECOM 1 0 JULY 2009 CONTENTS LIST EFFECTIVE PAGES Airwell LIST OF EFFECTIVE PAGES Note Changes in the pages are indicated by a Revision in the footer of each effected page when none indicates no changes in the relevant page All pages in the following list represent effected non effected pages divided by chapters Dates of issue for original and changed pages are Original 2009 Total number of pages in this publication is 149 consisting of the following Revision Revision Revision No No Title 0 Bessere be 0 0 1 1 1 3 0 2 1 2 10 0 E 0 4 1 4 3 0 5 1 5 32 0 EEN sep NR 0 4 14 1 55 usus 0 8 1 8 2 0 9 1 9 5 0 WOS 0 11 1 11 37 0 12 1 12 2 0 13 1 13 42 0 14 1 14 11 0 Appendix 0 e Zero this column indicates an original page Due to constant improvements please note that the data on this service manual can be modified with out notice Photos are not contractual A SM TELECOM 1 A 0 GB CONTENT
32. Sleep Mode e In COOL AUTO COOL DRY modes the SPT adjustment is positive from 0 to 390 HEAT or AUTO HEAT modes the SPT adjustment is negative from 0 to 3 C e n other modes there is no SPT adjustment The SPT adjustment is cancelled when the Sleep mode is cancelled 7 Hours Sleep operation Unit is turned to SB for Normal Sleep Mode i sawas after Sleep SPT 3 SPT 2 SPT 1 SPT SPT 1 SPT 2 SPT 3 Start 1 2 3 4 5 6 7 8 Sleep NOTE If OFF timer is active the unit may go to SB before or after 7 hours of sleep operation SM TELECOM 1 A 0 GB 11 31 CONTENTS CONTROL SYSTEM Airwell 11 14 1 Time Adjustment in SLEEP Mode In 10V4 the user can make use of the Off Timer to extend the Sleep Time from 7 hours to 12 hour max The operation of the new Extended Sleep Mode is illustrated by the graphs below Case 1 is the Standard Sleep Mode which is the only sleep mode in the previous version of MCU The A C unit simply works for 7 hours then goes to SB Case 2 is the new Extended Sleep Mode If an active Off Timer is set to turn off the A C between 7 12 hour relative to the starting of Sleep the Sleep time is extended And instead of going to SB at the 7th hour the A C will work until reaching the Off time Case 3 is an exception to case 2 The Sleep Mode will not be extended to the Off Time when the Off Timer is preceded by an On Timer which is also between 7
33. TIONS Standard conditions in accordance with ISO 5151 ISO 13253 for ducted units and EN 14511 Cooling Indoor 27 C DB 19 C WB Outdoor 35 C DB Heating Indoor 20 C DB Outdoor 7 C DB 6 C WB 3 1 Operating Limits R410A Indoor ______ Upper limit 32 C DB 23 C WB 46 C DB Cooling TUR 21 DB 15 C WB 21 C DB Upper limit 27 DB 24 DB 18 WB 20 C DB 9 DB 10 C WB 1PH 198 264 V Vit SM TELECOM 1 A 0 GB 3 1 CONTENTS Airwell OUTLINE DIMENSIONS 4 OUTLINE DIMENSIONS 4 1 Indoor Unit SX 12 TELECOM SX 18 TELECOM 4 2 Indoor Unit SX 30 TELECOM SM TELECOM 1 A 0 GB 4 1 CONTENTS OUTLINE DIMENSIONS Airwell 4 3 Outdoor Unit GC 12 LT 4 4 Outdoor Unit GC 18 LT AIR OUTLET JL 4 2 SM TELECOM 1 A 0 GB CONTENTS OUTLINE DIMENSIONS Outdoor Unit GC 30T LT 4 5 4 3 SM TELECOM 1 A 0 GB CONTENTS Airwell PERFORMANCE DATA amp PRESSURE CURVES 5 PERFORMANCE DATA 5 1 SX 12 TELECOM GC 12 LT R410A 5 1 1 Cooling Mode at 7 5m Tubing Connection 230V Indoor Fan at High Speed ENTERING AIR ENTERING AIR WB DB ID COIL C DB OU COIL 15 21 17124 19 27 21 29 23 32 EE EE EE EE PI 088 089 089 090 0 90 30 PI 095 096 097 098 098 35 PI 103 104 106 107 107 P tft 112 114 116 116 121 123 e 9E2
34. apacitor if not OK replace controller Check RV power connections If OK check RV operation with direct 230 VAC power supply if OK replace outdoor controller Refrigerant leak Check refrigeration system 12 1 Electronics control problem or protection Electronic control or power supply problem Electronics or power connection to RV CONTENTS TROUBLESHOOTING Airwell we SYMPTOM PROBABLE CAUSE CORRECTIVE ACTION 11 One of the protections is Control problem or Perform diagnostics to detect activated and compressor refrigeration system active protection and take is stopped with no problem action accordingly apparent reason 12 Compressor motor is noisy Wrong phase order to Check compressor phase and no suction is present compressor order 13 Water leakage from indoor Indoor unit drainage tube Check and open drainage unit is blocked tube 14 Freezing of outdoor unit in Connect base heater HEAT Mode and outdoor unit base is blocked with ice 15 Unit operates with wrong Wrong jumper settings Perform diagnostics to obtain fan speeds or wrong unit model or if operating by frequency EEPROM parameters 16 Filter LED comes ON after Clogged air filter Replace air filter Press the 512 hours of operation RESET button 12 2 SM TELECOM 1 A 0 GB CONTENTS Airwell EXPLODED VIEWS amp SPARE PARTS LISTS 13 EXPLODED VIEWS amp SPARE PARTS LISTS 13 1 Indoor Unit SX 12 TELECOM SX 1
35. apacitor With Screw 50uF CBB65 1 9 2009 NuM8 S i Gas Valve 1 2 R410A 461000004 Liquid vawe 14 RAOA 12 4519251 Axial Fan OD 400 j 1 917 Cable cip Nyon 715 453002700 Electric Pan l 715 452014800 Fixing Plate for Softstarter 1 716 45201718 Fan Motor 910mm Lt 7 4527208 Motor support 18 463100017 3 2 1 9 1400 0 6 17 R410ASTIASK 1 19 4510677 Nut With Flange M8 D 24GB6187 86 3 20 391498 us zen LL Fan Speed Controller All Season Kit 2 4MPa SM TELECOM 1 0 GB 13 9 CONTENTS EXPLODED VIEWS amp SPARE PARTS LISTS Outdoor Unit GC 30T LT 13 10 SM TELECOM 1 A 0 GB 13 10 CONTENTS Airwell EXPLODED VIEWS amp SPARE PARTS LISTS 13 11 Outdoor Unit GC 30T LT No item Dese Quantity 43367 SMALELECTRICALCOVERCUE 4 402928 FRONTPANELOUS 33EL13 1 Lane OUSQUAREFANGUNRD 6 433705 NEWBASEASSYOU2005LOCALRH0 1 433834 COLOUPSOSTORRMOA t 8 452604 AXALFAND43b3 9 4421 MOTOR7OW28OU7 1 10 403996 SIDEGUARDOUB337 1 11 436
36. ccessible and re usable pre filters mesh Active carbon filter Control The microprocessor indoor controller and an infrared remote control supplied as standard provide complete operating function and programming The unit is designed with an on unit control board as well For further details please refer to the Operation Manual Appendix A Outdoor Unit The SX outdoor units can be installed as floor or wall mounted by using a wall supporting bracket The metal sheets are protected by anti corrosion paint work allowing long life resistance All outdoor units are pre charged For further information please refer to the Product Data Sheet Chapter 2 It includes e Rotary Compressor mounted in soundproofed compartment e Axial fan Outdoor coil with hydrophilic louver fins for RC units e Outlet air fan grill e Service valves flare type connection e Interconnecting wiring terminal block Tubing Connections Flare type interconnecting tubing to be produced on site For further details please refer to the Installation Manual Appendix A Accessories ASK All Season Kit For low ambient working conditions in cooling an ASK can be installed inside the outdoor unit This kit allows cooling operation down to outdoor temp of 10 by gradually controlling the outdoor fan speed motor RCW Wall Mounted Remote Control The RCW remote control is mounted on the wall and controls the unit either as an in
37. d temperature Fan AUTO Timer Any I FEEL ON or OFF 11 7 1 Sequence Diagram Maintains room temp at desired level by controlling COMP IFAN and OFAN RT SPT c RV orr 11 16 SM TELECOM 1 A 0 GB CONTENTS Airwell CONTROL SYSTEM 11 8 Heating RH Group Mode HEAT AUTO at Heating Temp Selected desired temperature Fan HIGH MED LOW Timer Any I FEEL ON or OFF 11 8 1 Sequence Diagram Maintains room temp at desired level by controlling Heating Elements HE1 or HE2 RT SPT in IFAN SM TELECOM 1 0 GB 11 17 CONTENTS CONTROL SYSTEM Airwell 11 9 Heating RH Group with AUTOFAN Mode HEAT AUTO at Heating Temp Selected desired temperature Fan AUTO Timer Any I FEEL ON or OFF 11 9 1 Sequence Diagram Maintains room temp at desired level by controlling the 2 Stage Electric Heaters RT SPT in 11 18 SM TELECOM 1 A 0 GB CONTENTS Airwell CONTROL SYSTEM 11 10 Automatic Cooling or Heating 11 10 1 Automatic Cooling or Heating General The AUTO Mode is for models with compressor and the WVL RH only The WVL ST RC and SH units do not work in AUTO Mode a Mode Definition Mode AUTO Temp Selected desired temperature Fan Any Timer Any I FEEL ON or OFF b Switching temperature between Cooling and Heating is SPT 3 C c When the AUTO Mode is started with SPT 0 C the unit will not select Auto Heat or Auto Cool mode immediately Instead
38. ending Indoor Unit 11 13 40 45 60 65 70 75 80 85 Valve Cap 13 20 13 20 18 25 18 25 40 50 Service Port Cap 11 13 11 13 11 13 11 13 11 13 Flare Nuts Tr 1 Valve Protection Cap end 2 Refrigerant Valve Port use Allen wrench to open close 3 Valve Protection Cap 4 Refrigerant Valve 5 Service Port Cap 6 Flare Nut 7 Unit Back Side 8 Copper Tube When the outdoor unit is installed above the indoor unit an oil trap is required every 5m along the suction line at the lowest point of the riser Incase the indoor unit is installed above the outdoor no trap is required Outdoor irem 5 SM TELECOM 1 0 GB 10 1 CONTENTS CONTROL SYSTEM 11 CONTROL SYSTEM 11 1 Electronic Control 11 1 1 Introduction The electronic control information is designed for service applications and is common to the following groups of air conditioners ST RC group Cooling only cooling and heating by heat pump SH group Cooling and heating by heat pump and supplementary heater RH group Cooling heating by heaters only 11 1 2 Model Plug Settings Before installation make sure to set the model plug conforming to the suitable group GROUP J6 Setting J2 Setting ST RC Model Plug Ce X OO X i C z SM TELECOM 1 A 0 GB 11 1 CONTENTS CONTROL SYSTEM Airwell 11 1 3 Remote Control DIP Switch Se
39. frared remote control or as a wired controller The wired controller can control up to 10 Indoor units with the same program settings and adjustments For further details please refer to Optional Accessories Chapter on this manual SM TELECOM 1 A 0 GB CONTENTS Airwell INTRODUCTION 1 9 Inbox Documentation Each unit is supplied with its own installation and operation manuals 1 10 Matching Table 1 10 1 R410A INDOOR UNITS OUTDOOR UNITS MODEL REF SX 12 TELECOM M T TELECOM SX 30 TELECOM R410A pum TT T M o i The above tables lists outdoor units and SX indoor units which be matched together In addition the listed outdoor units can be matched with other types of indoor units such as Ducted Wall Mounted and Cassettes For further information please refer to the relevant Service Manual SM TELECOM 1 A 0 GB 1 3 CONTENTS Airwell PRODUCT DATA SHEET 2 PRODUCT DATA SHEET 2 1 SX 12 TELECOM GC 12 LT 410 Model Indoor Unit SX 12 TELECOM Model Outdoor Unit GC 12 LT Installation Method of Pipe Flared Characteristics Units Cooling Only Btu hr 12180 kW 3 57 Power input kW 1 06 EER Cooling or COP Heating W W 3 37 Energy efficiency class A Power supply V Ph Hz 220 240V Single 50Hz Rated current Power factor Prated IDU Prated IDU ODU Starting current 26 Circuit breaker rating 10 Fan type amp quantity Centrifugal x 2 Fan speeds 830
40. from high pressure by switching OFF the OFAN and COMP ICT c 67 66 61 55 52 COMP OFAN OPER LED 11 28 For all models except WAX For WAX model E cae tees eu VR ERE of is forced OFF COMP is forced OFF 1 OFAN is force Off Off ON SM TELECOM 1 A 0 GB CONTENTS Airwell CONTROL SYSTEM 11 12 3 Condensation Pump ECC K model Mode Cool Dry Auto Temp Selected desired temperature Fan Any Timer Any FEEL Any Control function Prevent Condensed water from Overflowing Overflow when Overflow when Overflow unit is ON unit is OFF Water Level Normal I I I I I I I I I I I I I I I I ON I I I I I OPER OFF I I LED I ON COMP WVL is i WVL forced OFF I I I ON PUMP Le I gt I Notes 1 The switch used for water level detection is closed under normal condition and is open when water overflow 2 Forthe NEC version of MCU the Over Flow amp Normal condition are indicated by logic 0 amp 1 at the LEVEL4 input pin respectively 3 Fuj
41. hat the unit is in operation b STEP 2 ENABLE SELF TEST MODE 1 Use the remote control to send the first settings to display indoor unit HEAT mode HIGH IFAN set temperature to 16 C no I FEEL Sleep or any other timer settings are needed 2 Cover the IR transmitter components in the remote control so that it will not transmit the signals to the indoor unit display 3 Use the remote control to send the second settings to display indoor unit COOL mode LOW IFAN I FEEL Sleep or any other timer settings 4 Uncover the remote control IR transmitter and change the temperature settings If the display indoor unit receive the settings properly the following steps will start STEP 3 MODEL SETTING CONFIRMATION 1 The STAND BY and COOL LEDS will indicate the operation mode as follows OPERATION MODE STAND BY LED COOL LED OFF OFF 2 Testing the Model configuration Selected by the COMP STAND BY TIMER LEDS and FILTER will indicate the model configuration as follows the relevant line for this manual is highlighted ww ON ON OF ON Ov on ON Orr In this term the step motor will turn to HOME POSITION 11 34 SM TELECOM 1 A 0 GB CONTENTS Airwell CONTROL SYSTEM d STEP 3 AUTO LED WALK TEST 1 All the LEDS will turn OFF 2 All the LEDS will turn ON for 1 second one by one in the following sequence STAND BY gt OPERATE gt gt FILTER gt COOL gt HEAT
42. he coding method is as follows HEAT LED blinks 5 times in 5 seconds and then turns off for the next 5 seconds e COOL LED blinks during the same 5 seconds according to the following table Problem 1 2 3 4 5 RT1 is disconnected o RT1 is shorted RV fault EN is disconnected e RT2 is shorted 6 Reserved e 2 temp reading doesn t change e e 8 RT3 is disconnected e 9 RT3 is shorted Reserved e RT3 temp reading doesn t change ENEN RT2 amp temp reading doesn t change e EEN LEGEND o ON e OFF NOTES 1 If faults occur in more than one thermistor except case number 12 in table above only one fault will be indicated according to the following order RT3 RT2 RT1 2 A C will return to normal mode when sending a command by the R C during system DIAGNOSTICS mode If the command from the R C contains a Group ID the ID will become the new Group ID of the ELCON unit SM TELECOM 1 A 0 GB 11 37 CONTROL SYSTEM CONTENTS Airwell TROUBLESHOOTING TROUBLESHOOTING No SYMPTOM PROBABLE CAUSE CORRECTIVE ACTION 1 Power supply indicator Red LED does not light up Unit does not respond to remote control command Unit responds to remote control command but operate indicator Green LED does not light up
43. ion on WNG LED indoor units an additional interface PCB is needed Ordering code no RCW 436195 WNG add PCB SP000000290 REMOTE CONTROL 1 START STOP button 2 Operation mode selection button COOLING HEATING AUTO COOL HEAT DRY FAN 3 LOCAL tenperaturesensing button 4 FAN SPEED and AUTO FAN button 5 Room temperature UP button 6 Room temperature DOWN Button T NIGHT button 8 Airflow direction MANUAL positioning oor 9 Airflow direction AUTO CONTROL buttor 10 TIMER button 11 TIM ER UP button 12 TIMER DOWN button 13 LCD operation display 14 LOCAL sensor 15 Infrared signal transmitter 16 ROOM temperature button 17 TIMER SET button 18 TIMER CLEAR button 19 Transmission sign SM TELECOM 1 A 0 GB CONTENTS 14 1 OPTIONAL ACCESSORIES Airwell 14 2 14 2 1 RCW2 Wall Mounted Remote Cntrol The RCW2 wall mounted remote controler is a wired controler that can provide affective controling management up to 15 different settings and temp zones The RCW2 be connected up to of 32 units allowing a max wiring length of 1000m for application on WNG LED indoor units an additional interface PCB is needed Ordering code no RCW2 SP000000081 WNG add PCB SP000000290 Display screen Keys for raising and lowering the set temperature oe Ventilation mode selection 2 0 m Low speed Medium speed
44. itsu version of MCU the Over Flow amp Normal condition are indicated by logic 1 amp 0 at the LEVEL4 input pin respectively 4 The Overflow condition can activate the water pump in SB and operating modes SM TELECOM 1 A 0 GB 11 29 CONTENTS CONTROL SYSTEM Airwell 11 13 Forced Operation Excluding PRX amp PXD Models a Forced operation allows units to start stop and operate in cooling or heating in preset temp according to the following table Forced Operation Mode Pre set Temp for Pre set Temp for MBX P2000 PX Models FCD ELD ECC WAX WNX WMN Models Temp Fan Timer 5 While under the forced operation the temperature compensation schedule is disabled The forced operation is activated when the mode button on the Display Board is used to switch the unit to COOL or HEAT mode The IFAN is always set to Autofan Speed in forced operation Set desired temperature selected Any Interact with Sleep Timer ON or OFF The Sleep mode is activated by using the SLEEP button on the R C In Sleep Mode the unit will automatically adjust the SPT to turn up down the room temperature RT gradually to provide maximum comfort for the sleeping user Sleep is treated as TIMER function Therefore the TIMER LED is activated similar to TIMER function 11 30 SM TELECOM 1 A 0 GB CONTENTS Airwell CONTROL SYSTEM 11 14 SPT Adjustment in
45. mperature ST Standard Model with Cooling Only S W Software TEMP Temperature W O Without AT The difference between SPT and RT in Heat Mode AT SPT RT Cool Dry Fan Mode AT RT SPT SM TELECOM 1 A 0 GB 11 5 CONTENTS CONTROL SYSTEM Airwell 11 3 11 3 1 11 3 2 11 3 3 11 3 4 11 6 General Functions COMP Operation a each Mode including POWER OFF amp SB a Min time delay of min before COMP restarting excluding DEICING Mode see para 14 12 2 b The Min operation time of COMP under different operating conditions is Operation Mode Min Operation Time of COMP Heat Cool HP protection or Auto Modes Fan Dry Overflow Protection Modes or Mode Change IFAN operation Min time interval between IFAN speed change in AUTOFAN Mode is 30 sec Min time interval between IFAN speed change in H M L Mode is 1 sec c speed in Heat Cool AUTOFAN Mode is determined according to the following chart IFAN speed 1 2 3 4 Where Heat Mode AT SPT RT in Cool Mode AT RT SPT OFAN Operation Min time interval between OFAN ON OFF state changes is 30 sec HE Operation Min Heaters ON or OFF time is 30 sec Heaters can never be in operation while IFAN is OFF c RH group HE 1 and HE 2 will be activated only when COMP is not operating except in Dry Mode SM TELECOM 1 A 0 GB CONTENTS Airwell CONTROL SYSTEM 11 3 5 Protections
46. nd SH groups IFAN will be switched ON according to the following graph IFAN LOW OFF General 30 32 40 ICT Window 17 20 25 NOTE 1 When COMP is ON except WAX Model IFAN will change from LOW to OFF either when lt 28 and IFAN is on for 5 min or longer Or b lt 20 NOTE 2 When ICT is faulty When the compressor switches from OFF to ON excluding deicing IFAN will be on in ANY speed When the compressor switches from ON to OFF the IFAN will change to LOW speed for 30 seconds and then it will be off In SH or RC group IFAN will operate for Min 30 sec according to 1 above after HEs are turned off where in a case it has to be OFF it will be forced to LOW speed SM TELECOM 1 A 0 GB CONTENTS Airwell CONTROL SYSTEM IFAN operation rules for RH group 1 In RH group IFAN starts when HE starts When HE switches to OFF IFAN switches to LOW for 30 sec and then stops d Heaters operation rules for RC and SH groups 1 For both RC and SH groups Heaters versus AT is as follows OFF 1 5 1 AT SP RT ec 2 Operation rules for Heaters in RC group a Heaters can be enabled only if IFAN is ON b Heaters will operate according to AT and the following graph HE 1 amp 2 ON OFF General 20 32 45 50 icr Window 15 20 3 Rules for Heaters operation in SH group a When heaters are to be ON and IFAN is to be OFF according to d 1 above
47. nits is measured at air discharge 4 Sound pressure level measured at 1 meter distance from unit SM TELECOM 1 A 0 GB 2 1 CONTENTS PRODUCT DATA SHEET Airwell 2 2 SX 18 TELECOM GC 18 410 SX 18 TELECOM GC 18 LT nstallation Method of Pipe Flared Characteristics Units Cooling Only Capacity Btu hr 17910 5 25 1 64 3 20 VIPh Hz Rated current input Po suppl Rated current Po facto P IDU P IDU e oted 220 240V Single 50Hz 54 0 98 110 2150 Statingcurent Circuit breaker rating Fan type amp quantity H M L RPM 2 3 oO 5 2 1 1 y n ODU Centrifugal x 2 1100 1000 900 560 520 460 m3 hr dB A dB A Vhr mm units units RPM m3 hr dB A dB A kg Units units 3 levels R410A 4msLengths10m 0g 10 lt Lengths15m 100g i tg suction line In mm 36 Connections between units tubing engt m Mab Operation control type Remote control Heating elements w Others 11 ALLSEASONKT ______ 1 Rating conditions in accordance with ISO 5151 and ISO 13253 for ducted units and 14511 2 Airflow in ducted units at nominal external static pressure 3 Sound power in ducted units is measured at air discharge 4 Sound pressure level measured at 1 meter distance from unit 47 44 40 59 55 51 Bess Wirt 820 630 190 920 762 273 7 levels tube Rotary
48. o 5 y G umop sjaued apis ay p spremdn ay maos pue eu Z y0q Buijind Aq ay 1 1 614 NOLLV TTV LSNI LIN SNIVIAI FHL G3 1 23NNOOSIG SI H3NOLLIGNOO LVHL 33VIA dundjeau vun ay e oqe jaued epis ui xoeq AYONS sasenbs weoj Z 490 q xy 01 SMAIOS Z smalos suoddns Z Jayeay 5 LIN 625666 3 EINE HL 5 14 7 SM TELECOM 1 A 0 GB CONTENTS OPTIONAL ACCESSORIES LN O anig L3H 428g 01 49101A IN umoys se eui 9 Sei y JOBUUOD 8c tc 81 91 CL STAAON eq uev do eui jeu os 19 02 y ui 92 4 SNOLLO3NNOO 721912919 smaJos paijddns eui suoddns Ajquiesse eui G quiesse ops ssed Aq plone
49. onditions are fulfilled 4 7kQ resistor is connected to the OCT IFAN is OFF Compressor is ON ICT lt 30 disconnected SM TELECOM 1 0 GB 11 7 CONTENTS CONTROL SYSTEM Airwell 11 3 7 11 3 8 11 8 RV Fault This test is applied only in compressor units where 4 7KQ resistor is not connected to the OCT The test is performed every time the unit is switched from OFF STBY to OPER in Heat mode or changes operation mode from COOL DRY to HEAT or this applies also in AUTO COOL HEAT mode If ICT is lower than 35 at the time of mode change then at the first occurrence of 15 min continuous COMP operation ICT is compared with ICT reading when the COMP was switched from OFF to ON 15 min before RV fault is defined when ICT decreases more than 5 C In this case the COMP will stop and the SB LED will blink The fault is reset after switching to SB or after mode change General Features Allowed control target range for RAT is SPT 1 C Whenever the unit is changed from COOL DRY STBY mode to HEAT mode or vice versa the procedures below are followed Stop COMP for min Change RV state Start COMP if necessary SM TELECOM 1 A 0 GB CONTENTS Airwell CONTROL SYSTEM 11 4 Cooling Mode 11 4 1 Cooling Mode General Mode Definition Mode COOL AUTO at Cooling Temp Selected desired temperature Fan HIGH MED LOW AUTO Timer Any I FEEL ON or OFF b Room Temperature RT is detected by
50. per SM TELECOM 1 A 0 GB 11 3 CONTROL SYSTEM 11 1 5 Display Board LEXAN 11 1 7 Legend A Heating LED B Cooling LED C Fan LED D Operation LED E Timer LED F Filter LED G Temp Set Point Indication Fan Speed H High I Medium J Low K AUTO L Reset M STB Y LED 11 4 SM TELECOM 1 A 0 GB Airwell CONTROL SYSTEM 11 2 Control Function 11 2 1 Abbreviations AC Alternate Current A C Air Conditioner ANY ON or OFF status CLOCK ON OFF Operation Input dry contact COMP Compressor CPU Central Processing Unit CTV Compensation Temperature Value HE Heating Element HPC High Pressure Control H W Hardware ICP Indoor Condensation Pump ICT Indoor Coil Temperature RT2 sensor IF IFAN Indoor Fan IR Infrared LEVEL1 Normal Water Level LEVEL2 3 Medium High Waterlevel LEVEL4 Overflow Level Max Maximum Min Minimum min Minute time NA Not Applicable OCP Outdoor Condensation Pump OCT Outdoor Coil Temperature RT3 sensor OF OFAN Outdoor Fan OPER Operate Para Paragraph RAT Return Air Temperature RT1 sensor RC Reverse Cycle Heat Pump R C Remote Control RCT Remote Control Temperature RH Resistance Heater HT Room Temperature i e RCT in IFEEL mode RAT otherwise RV Reversing Valve SB STBY Stand By Sec Second time Sect Section SH Supplementary Heater SPT Set Point Te
51. re receiver Outdoor Unit GC 30T LT LEGEND BK Black BU Blue BN Brown RD Red WH White GN YE Yellow Green Fan motor 468600080 02 27677 vo A38 N 199 H NOLLN3LIV LEGEND Y G YELLOW GREEN BROWN Dk BLACK B ZBL COMPRESSOR BLUE VO VIOLETTE i RN ORANGE 1 FAN 1 CAPACITOR PRC 3PH PROTECTOR OCT OUTDOOR COL THERMSTOR CH CRANCKCASE HEATER Ilt OPTIONAL REVERCNG VALVE ALL SEASON KIT HPS HIGH PRESSURE SWITCH Sz CH BLK BRN BLK RED RED WHT WHT OR Ya Ya CAP 1 WHT WHT LPS LOW PRESSURE SWITCH LINN OL 834 ONIM 19914193719 LINN 304 FOR PUMP ONLY IMPORTANT BEFORE CONNECTING THE ALL SEASON KIT REMOVE THE WIRE JP2 BETWEEN 2 TABS ALL SEASON KIT FOR ALL PRC 1602 LED 1 ERROR POWER POWER SUPPLY BY INSTALLER _ 400 7 5X15 FOR UNITS UP TO KW CAPACITY 5X25 FOR UNTS OVER KW CAPACITY CABLES BETWEEN INDOOR AND OUTDOOR UNT 8x15 8 2 05 INSTALLER IN CASE OF ASK KIT CONNECTION L3L2L1N
52. ssure connecting output for service 14 4 SM TELECOM 1 A 0 GB CONTENTS Fig 4 Connect capillary E to T valve Use Copper sealing gasket between the flare nut and the connection to T valve Note Installing the Copper sealing gasket is mandatory in order to avoid refrigerant leak Fig 5 Electrical connections for units Disconnect the wire from point 6 on main ter minal outdoor PCB Typhoon and isolate it with isolation tape Disconnect the JP1 and JP2 wires from tabs TB2 TB4 TB5 on PCB Typhoon Connect the Red Wire from Fan Speed Controller to tab 4 on PCB Typhoon Connect Green Wire from Fan Speed Controller to tab TB2 on PCB Typhoon Connect Y Green wire from Fan Speed Controller to ground screw on units partition Return JP1 wire previously disconnected to tab TB2 _Fig 6 Electrical connections for 3PH units Disconnect the wire from point 6 on main ter minal PCB Typhoon and isolate it with isolation tape Disconnect JP1 and JP2 wires from tabs TB1 TB8 TB9 on PCB Typhoon Connect Red Wire from Fan Speed Controller to tab TB8 on PCB Typhoon Connect Green Wire from Fan Speed Controller to Tab TB1 on PCB Typhoon Connect Y Green wire from Fan Speed Controller to ground screw on units partition Return JP1 wire previously disconnected to SM TELECOM 1 A 0 GB CONTENTS OPTIONAL ACCESSORIES Flare nut _
53. t 2 4 4 RV Jor 11 20 SM TELECOM 1 A 0 GB CONTENTS Airwell CONTROL SYSTEM b Auto Cooling or Heating RH Group Maintains room temp at desired level by selecting between Cooling or Heating Modes RT SPT c Auto Heat Mode COMP amp OFAN HE1 HE2 IFAN RV 11 11 Dry Mode 11 11 1 Dry ST or RC Group or P2000 Model with Any Group Settings Mode DRY Temp Selected desired temperature Fan LOW automatically selected by software Timer Any I FEEL Control function Reduce room humidity with minimum temp fluctuations by operating in Cool Mode with LOW speed IFAN SM TELECOM 1 A 0 GB 11 21 CONTENTS CONTROL SYSTEM Airwell RT SPT c 2 1 DRY ON DRY DRY OFF LOW IFAN oer 5 minutes COMP ON time 3 OMP OFAN EA i i min od q Max 15 minutes lt 3 Max 15 minutes Note o gt ON d Note1 4 HE1 amp HE2 OFF ON RV Joer 1 When DRY is ON the COMP is forced OFF for 3 5 min longer than the 3 min Min COMP OFF time after every 15 min of continuous COMP operation 2 When DRY is OFF the COMP is forced ON for 6 min longer than the 3 min Min COMP ON time after every 15 min of continuous COMP OFF time 3 When DRY is changed from ON to OFF or vice versa the limits mentioned in
54. ttings SETTING SWITCH STATUS DEFINITION SW SW SW SW NO 1 NO 2 OFF OFF RCALLMODESOFOPERATON CS ON OFF STD COOL FAN DRY ACINE O OC O OFF ON HEALCOOLFAN DRY ACIVE SCS Pon ON AUOFANNM OO TEMP DISPLAY DEGREES VERTICAL SWING ONLY HORIZONTAL amp VERTICAL ON TEMP DISPLAY F DEGREES SWING FUNCTIONS TOGETHER DISABLE LCD amp KEY OFF TIMER amp CLOCK 12H AM PM UN ENABLE LCD amp KEY Reset operation Press the 4 buttons simultaneously CLEAR SET for 5 seconds LEGEND SW1 SW2 Selection of RC ST SW3 Selection of Display or F in RC3 or swing function in RC4 SWA Selection of Time Display 12H AM PM or 24H or illumination in RC4 OFF 0 ON 1 NOTE After setting the DIP switches perform reset operation de P 11 2 SM TELECOM 1 A 0 GB CONTENTS Airwell CONTROL SYSTEM 11 1 4 Main PCB Controller Indoor Pump Outdoor Pump Fuse 3 45A Indoor Fan Electrical Heaters P Electrical Heaters N Outdoor Unit Connection Display PCB D e E LE 2E DEP 4 1 t l Power Supply Connection pr RCW Connection Swing Motor 4 1 Clock Room Sensor d Indoor Coil Sensor ER Model Plug Outdoor Coil Sensor Level 7 Connection to Display Cable Jum
55. ynamic deicer threshold changes of 3 C in 3 minutes in the OCT temperature In first COMP activation after SB or OFF if OCT lt 0 C min time to first deicer is 10 min else 40 min In a case of reading successive OCT values below 10 C previously 3 successive OCT values of 43 C 4 7 K the unit will activate deicing procedure SM TELECOM 1 A 0 GB CONTENTS Airwell c VOUIVINIY PIULGUUIG OCT Pc DST DDT COMP OFAN RV lt IFAN 52 re oo o 2 IFAN 2 lt OPER LED I4 DI note 2 OM ON OFF gos OFF DT d L IFAN is forced to Low Speed ON HEs forced OFF Note 3 OFF HEs are forced OFF NOTES 1 In the following Deicing cycles the time interval between two Deicing cycles activation is between 30 to 80 min 2 For RC group IFAN is forced OFF 3 For SH group HEs are forced ON and IFAN is forced to operate at LOW speed regardless of the ICT and difference between RAT amp SPT 4 When jumper J7 is set the DST value is 2 SM TELECOM 1 A 0 GB CONTENTS CONTROL SYSTEM 11 27 CONTROL SYSTEM Airwell b High Pressure Protection excluding RH Group Mode AUTO HEATING Fan Any Timer Any I FEEL ON or OFF Control Function Protects the compressor
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