Portable MAF Series
Contents
1. dd a GR uc d 13 7 8 Heat pump mode optional utosicn tuuc eacus 14 17 9 Sensor 15 8 Internal Structure NR 16 9 Care ct unseated E a 19 BASIC E 21 WOT compr eS SON P ETE RT 21 10 2 Sealed refrigeration system a a aa enean nnns 23 Fan MOTOT RM I 26 CAD ACN eX n 26 11 Characteristic of temperature ce muove 28 TZ THOUDISSHOO UNG 29 13 Exploded view part VEST 30 PRECAUTION 1 Precaution 1 1 Safety Precaution To prevent injury to the user or other people and property damage the following instructions must be followed Incorrect operation due to ignoring instruction will cause harm or damage Before service unit be sure to read this service manual at first 1 2 Warning Installation Do not use a defective or underrated circuit breaker Use this appliance on a dedicated circuit There is risk of fire or electric shock For electrical work contact the dealer seller a qualified electrician or an Authorized service center Do not disassemble or repair the2. This will help to understand the refrigeration cycle and the flow of the refrigerant in the cooling cycle LIQUID SIDE CAPILIARY TUBE 00900 C EVAPORATOR CONDENSER M CO GAS SIDE COMPRESSOR Portable MAF 9 Version O Arwel ELECTRONIC FUNCTION 6 Wiring Diagram DISPLAY BOARD REMOTE BOARD CN 59 OPTIONAL OPTIONAL SN MOTOR BLACK DOWN FAN YELLO BLAU UR BRUNN GREEN OR 119 WRITE UR BLUE This symbol indicates the element is optional the actual shape shall prevail Portable MAF 10 Version 0 ELECTRONIC FUNCTION m 7 Electronic function m 7 1 Terms and definitions TC Temperature of evaporator T2 TA Temperature of indoor ambient T1 TS The set temperature TE Temperature of condenser T3 7 2 Electric Control working environment Input voltage 97 127 for 60Hz models m 7 3 Protection function 7 3 1 The compressor functions protection with a delay of three minutes 7 3 2 Sensor protection at open or short circuit 7 3 3 Evaporator anti icing protection at cooling mode m 7 4 Fan only mode function requirement 7 4 1 The compressor and outdoor fan are OFF at Fan only mode except P1 protection 7 4 2 The speed of indoor fan can be optionally chosen as High Mid Low 7 4 3 The TS ca
3. NOTE A shorted capacitor will indicate a low resistance and the pointer will move to the 0 end of the scale and remain there as long as the probes are connected An open capacitor will show no movement of the pointer when placed across the terminals of the capacitor Portable MAF 27 Version O Airwell CHARACTERISTIC OF TEMPERATURE SENSOR 11 Characteristic of temperature sensor Portable MAF Resistance Temp C Resistance Temp C 25 10 52 25494 694 60 _ 39 5399 66 _ 49639 6 amp 8 _ 161156 42 4765 69 _ 28 KO 4 3874 4 2126 4 0459 3 8867 3 348 3 5896 3 451 3 3185 3 1918 3 0707 2 959 2 8442 2 382 2 6368 2 5397 2 4468 2 3577 2 2725 2 1907 2 1124 2 0373 1 9653 1 8963 1 83 1 7665 1 7055 1 6469 Resistance Version 0 TROUBLESHOOTING 12 Troubleshooting In general possible trouble is classified in three kinds One is called Starting Failure which is caused from an electrical defect another is ineffective Air Conditioning caused by a defect in the refrigeration circuit and improper application and the other is called the Structure Damage TROUBLES POSSIBLE CAUSES SUGGEST REMEDIES The power supply is not connected well 1 Insert the power plug tightly The power plug is not inserted tightly 2 Have an electrician replace the 1 The air conditioner Power plug or socke
4. C Heater off 1 0 Heater on 7 7 2 1 When lt TS the indoor fan operates firstly and then the heater operates after 4 seconds 7 7 2 2 I TA gt 5 1 the heater stops Then the heater turns off after 10 seconds When the unit is off at the heating mode the indoor fan motor stops delaying for 10 seconds 7 7 3 The ION TIMER functions are valid at the heating mode m 7 8 Heat pump mode optional 7 8 1 When lt 5 5 compressor operates When gt TS 6 C compressor stops When lt 5 heat pump mode is invalid and water pump indoor motor outdoor motor compressor shaded pole motor stop When gt 6 heat pump mode resumes to be valid 7 8 2 At non defrosting situation shaded pole motor always stops Compressor operates Outdoor motor is on at high speed Then outdoor motor stops at a delay of 30s when compressor is off When unit is change for other mode non heating mode Four way valve shuts off at a delay of 2 minutes than compressor 7 8 3 Condition of entering into defrosting mode when the operation time of T3 T3 2 C continuous is up to 2040minutes Defrosting motion 1 Compressor operates Four way valve and indoor outdoor motors shut off 2 When TA gt 40 C or time is more than 7 minutes outdoor motor is on until defrosting is over Portable MAF 14 Version 0 ELECTRONIC FUNCTION 7 8 4 When meeting one of conditions as below unit finis
5. Cross flow fan x1 Fan speeds 1020 680 Dimensions 467 765 397 OUTDOOR Side INDOOR gt lt I gt lt U Package dimensions 517x880x437 Packaged weight 37 Stacking height 4 levels Refrigerant type RHA R410A Refrigerant charge 0 54 Operation control type Remote control Remote control Portable MAF 5 Version O PRECAUTION m 3 Function and control panel m 3 1 Function Operation mode Cooling Dry Fan Heating optional and Auto optional Optional function Auto Auto swing ION Timer function Flexible installation kit No bucket design LED display Sleep mode Temperature sensor oelf diagnosis and auto protection function Anti freezing control in cooling or drying mode Prevent the water being freezed on evaporator by sensing the evaporator pipe temperature in cooling or drying mode Auto restart When the power supply is interrupted and then restore the air conditioners automatically restore the previous function setting Time Delay Safety Restarting is for approx 3 minutes m 3 2 Control panel eo 5 C 29929924 Portable MAF 6 Version 0 POWER button with OPERATION indicator Power switch on off Q button Used to initiate the SLEEP operation FAN button Press to select four different fan speed settings LOW MED HI and AUTO An indicator light will illuminate for each speed setting UP and DOWN bu
6. It may cause a problem for your neighbors Use two or more people to lift and transport the product Avoid personal injury e Do not install the product where it will be exposed to sea wind salt spray directly It may cause corrosion on the product Corrosion particularly on the condenser and evaporator fins could Portable MAF 3 Version O PRECAUTION cause product malfunction or inefficient operation Operational e Do not expose the skin directly to cool air for long periods of time Do not sit in the draft This could harm to your health e Do not use the product for special purposes such as preserving foods works of art etc It is a consumer air conditioner not a precision refrigerant system There is risk of damage or loss of property Do not block the inlet or outlet of air flow It may cause product failure Use a soft cloth to clean Do not use harsh detergents solvents etc There is risk of fire electric shock or damage to the plastic parts of the product e Do not touch the metal parts of the product when removing the air filter They are very sharp There is risk of personal injury Do not step on pr put anything on the product outdoor units There is risk of personal injury and failure of product e Always insert the filter securely Clean the filter every two weeks or more often if necessary A dirty filter reduces the efficiency of the air conditioner and could cause product malfunction or d
7. continuity across the following Terminal C and S no continuity Open winding replace compressor Terminal C and no continuity Open winding replace compressor Terminal R and S no continuity Open winding replace compressor 10 1 2 Ground test Use an ohmmeter to set on its highest scale Touch one lead to the compressor body clean point of contact as a good connection is a must and the other probe in turn to each compressor terminal see Figure 2 If a reading is obtained the compressor is grounded and must be replaced Portable MAF 21 Version O Airwell BASIC TEST PROCEDURE 10 1 3 Checking the compressor efficiency The reason for compressor inefficiency is normally due to broken or damaged suction and or discharge valves reducing the ability of the compressor to pump refrigerant gas This condition can be checked as follows 1 Install a piercing valve on the suction and discharge or liquid process tube 2 Attach gauges to the high and low sides of the system 3 Start the system and run a cooling or heating performance test If test shows A Below normal high side pressure B Above normal low side pressure C Low temperature difference across coil The compressor valves are faulty replace the compressor 10 1 4 Terminal overload external compressors are equipped with an external overload which is located in the compressor terminal box adjace
8. product there is risk of fire or electric shock Always ground the product There is risk of fire or electric shock Install the panel and the cover of control box securely There is risk of fire of electric shock Always install a dedicated circuit and breaker Improper wiring or installation may cause fore or electric shock Use the correctly rated breaker of fuse There is risk of fire or electric shock Do not modify or extend the power cable There is risk of fire or electric shock Do not install remove or reinstall the unit by yourself customer There is risk of fire electric shock explosion or injury Be caution when unpacking and installing the product Sharp edges could cause injury be especially careful of the case edges and the fins on the condenser and evaporator For installation always contact the dealer or an Authorized service center There is risk of fire electric shock explosion or injury Do not install the product on a defective installation stand Portable MAF 1 Version O PRECAUTION It may cause injury accident or damage to the product Be sure the installation area does not deteriorate with age If the base collapses the air conditioner could fall with it causing property damage product failure and personal injury e Do not let the air conditioner run for a long time when the humidity is very high and a door or a window is left open Moisture may condense and wet or d
9. Hesidential ARWELL ELECTRA 204 NON Hrwell Portable MAF Series Models 09 11 AWPO MAF012 C11 REFRIGERANT R410A COOLONLY SM MAF 1 A 1 GB JAN 2014 CONTENTS CONTENTS dicli ee 1 1 2 rum 1 2 PECHIGA IR 5 FUNGON Control paneb 6 IB ol lees ION RR nee ene een ee 6 222 GONMTEON DANO aca crete cca pane teas eet 6 A DIMENSIO et TET t 8 5 Re lnigerani Cycle Diagram ENS 9 EE EE 10 TIO GC IOP TUNG HOI mme o t Lm 11 MR ES 11 7 2 Electric Control working 11 c 11 7 4 Fan only mode function requirement 1 nennen nnn anna anna 11 7 5 Cooling mode function 11 TO MOVING MOOC mEL 12 7 7 Heating mode
10. R functions are valid at the cooling mode m 7 6 Drying mode 7 6 1 The unit operates at drying mode If TA213 C outdoor fan turns on and then the compressor operates after 15 seconds later Portable MAF 12 Version 0 ELECTRONIC FUNCTION Operation conditon TA c Compressor on 1 15 13 Compressor off 7 6 1 1 When TA 13 the compressor stops working And the outdoor fan will stop delaying for 5 seconds until it operates for 3minutest 7 6 1 2 When 215 the outdoor fan operates and the compressor will restart to operate after 15seconds 7 6 2 The speed can t be controlled at drying mode and the indoor fan motor operates at low speed 7 6 3 Power management for power management models Entering into drying mode indoor fan motor operates immediately and keeps moving for 30 minutes at lease Compressor operates and indoor fan motor keeps moving Compressor stops operation indoor fan motor shuts off after a delay of 30 minutes 7 6 4 The ION TIMER functions are valid at the drying mode 7 7 Heating mode Optional 7 7 1 The speed of indoor fan can be optionally chosen as High Mid Low The compressor and outdoor fan keep on stop except P1 protection 7 7 2 At heating mode the heater will operate according to the difference between TA and TS Electric heater operates as below Portable MAF 13 Version O Airwell ELECTRONIC FUNCTION Operation conditon TA Ts
11. amage e Do not insert hands or other object through air inlet or outlet while the product is operated There are sharp and moving parts that could cause personal injury Do not drink the water drained from the product It is not sanitary could cause serious health issues Use a firm stool or ladder when cleaning or maintaining the product Be careful and avoid personal injury Replace the all batteries in the remote control with new ones of the same type Do not mix old and new batteries or different types of batteries There is risk of fire or explosion Do not recharge or disassemble the batteries Do not dispose of batteries in a fire They may burn of explode e If the liquid from the batteries gets onto your skin or clothes wash it well with clean water Do not use the remote of the batteries have leaked The chemical in batteries could cause burns or other health hazards Portable MAF 4 Version 0 SPECIFICATION 2 Specification Model AWPO MAFO12 C11 Characteristics Unis Cooling Cooling Energy efficiency class Power supply 220 240V Single 50Hz Circuit breaker rating 2 Fan type amp quantity Crossfowfanxi Cross flow fan x1 Fan speeds 780 690 650 External static pressure Sound power level 65 Sound pressure level 52 48 45 Moisture removal Condensate drain tube 1 0 Refrigerant control Capiliary Capiliary RPM P N Fan type amp quantity
12. amage furniture Take care to ensure that power cable could not be pulled out or damaged during operation There is risk of fire or electric shock Do not place anything on the power cable There is risk of fire or electric shock Do not plug or unplug the power supply plug during operation There is risk of fire or electric shock Do not touch operation the product with wet hands There is risk of fire or electric shock Do not place a heater or other appliance near the power cable There is risk of fire and electric shock e Do not allow water to run into electric parts It may cause fire failure of the product or electric shock e Do not store or use flammable gas or combustible near the product There is risk of fire or failure of product Do not use the product in a tightly closed space for a long time Oxygen deficiency could occur e When flammable gas leaks turn off the gas and open a window for ventilation before turn the product on Do not use the telephone or turn switches on or off There is risk of explosion or fire e If strange sounds or small or smoke comes from product Turn the breaker off or disconnect the power supply cable There is risk of electric shock or fire e Stop operation and close the window in storm or hurricane If possible remove the product from the window before the hurricane arrives Portable MAF 2 Version 0 PRECAUTION There is risk of property damage failure of product
13. e sensor Display board Water level switch Louver motor Outdoor motor Db Indoor motor E Power on off Portable MAF 17 Version O Portable MAF 18 INTERNAL STRUCTURE Capacitor of fan motor Electronic control box Version 0 CARE AND MAINTENENCE Airwell 9 Care and maintenance Important 1 Be sure to unplug the unit before cleaning or servicing 2 Donotuse gasoline thinner or other chemicals to clean the unit 3 Do not wash the unit directly under a tap or using a hose It may cause electrical danger 4 Ifthe power cord is damaged it should be repaired by manufacture or its agency 1 Air filter Clean the air filter at least once every two weeks to prevent inferior fan operation because of dust Removal This unit has two filters Take the upper filter out along the arrow direction and then take the filter down Remove the lower filter by loosening the screw taking down the air filter as shown in Figure see below Upper filter Upper filter install take out Remove the Install the lower FRR screw then the screw filter out Cleaning Wash the air filter by immersing it gently in warm water about 40 104 with a neutral detergent Rinse the filter and dry it in a shady place Mounting Install the upper air filter after cleaning and install the lower filter by using the screw NOTE The
14. f 10 11 Break vacuum by charging system from the high side with the correct amount of refrigerant specified This will prevent boiling the oil out of the crankcase NOTE If the entire charge will not enter the high side allow the remainder to enter the low side in small increments while operating the unit 12 Restart unit several times after allowing pressures to stabilize Pinch off process tubes cut and solder the ends Remove pinch off tool and leak check the process tube ends 10 2 4 Special procedure in the case of compressor motor burnout 1 Recover all refrigerant and oil from the system 2 Remove compressor capillary tube and filter drier from the system 3 Flush evaporator condenser and all connecting tubing with dry nitrogen or equivalent to remove all contamination from system Inspect suction and discharge line for carbon deposits Remove and clean if necessary 4 Reassemble the system including new drier strainer and capillary tube 5 Proceed with processing as outlined under hermetic component replacement 10 2 5 Rotary compressor special troubleshooting and service Basically troubleshooting and servicing rotary compressors is the same as on the reciprocating compressor with only a few exceptions 1 Because of the spinning motion of the rotary the mounts are critical If vibration is present check the mounts carefully 2 The electrical terminals on the rotary are in a different order than the recip
15. grill and the air filer are connected and can t be separated 2 Unit enclosure Use a lint free cloth soaked with neutral detergent to clean the unit enclosure Finished by dry clean clothes 3 Unit idle for a long time X Remove the rubber plug at the back of the unit and attach a hose to drain outlet Place the open Portable MAF 19 Version O Portable MAF Airwell CARE AND MAINTENANCE end of the hose ur basement floor See below Figure X Remove the plu Il the water in the bottom tray would drain out m A See below Figu Keep the applia a day a warm room to dry the appliance inside and preve Stop the appliai MA d cord and bundle it with the tape Remove the batteries from Power n anie Le Cord Clean the air filte the exh Power Plug n Plug the window wall hole with the adaptor cap 20 Version 0 BASIC TEST PROCEDURE 10 Basic test procedure 10 1 Defective compressor Compressors are single phase depending on the model unit All compressor motors are permanent split capacitor type using only a running capacitor across the start and run terminal All compressors are internally spring mounted and externally mounted on rubber isolators 10 1 1 Compressor wiring test Hemove compressor terminal box cover and disconnect wires from terminals Using an ohmmeter check
16. hes defrosting motion 1 The time of defrosting is up to 10 minutes 2 TE250 C 7 8 5 Finishing defrosting motion Outdoor motor is on and compressor is off 7 8 6 Compressor delay protection is invalid when unit entering into or finishing defrosting motion 7 8 7 At heat pump mode compressor indoor motor outdoor motor shut off immediately when water full protection is on 7 8 8 The ION TIMER functions are valid at the heat pump mode 7 8 9 Non defrosting motion for power management models The unit enters into the heat pump mode for the first time four way valve opens When compressor shuts off the four way valve closes at a delay of 10 minutes Compressor operates and the four way valve keeps opening When unit is on malfunction four way valve closes Four way valve resumes with the compressor operating m 7 9 Sensor malfunction LED display Stand for Communication malfunction for display board and PCB Malfunction display When the malfunction happened at the same time the priority is 4 gt E3 gt E2 E1 gt P1 Portable MAF 15 Version O INTERNAL STRUCTURE 8 Internal Structure M Temperature sensor Evaporator 0 Centrifugal fan CETT Compressor Water pump Indoor fan motor Capacitor of compressor Condenser Water level sensor Portable MAF 16 Version 0 INTERNAL STRUCTURE Airwell Display board Temperatur
17. hould run at low speed 5 Apply live test cord probes on each of the remaining wires from the speed switch or system switch to test intermediate speeds m 10 4 Capacitor A run capacitor is wired across the auxiliary and main winding of a single phase permanent Portable MAF 26 Version 0 BASIC TEST PROCEDURE split capacitor motor such as the compressor and fan motor A single capacitor can be used for each motor or a dual rated capacitor can be used for both The capacitor s primary function is to reduce the line current while greatly improving the torque characteristics of a motor The capacitor also reduces the line current to the motor by improving the power factor of the load Run capacitor hook up line side of the capacitor is marked with a red dot and is wired to the line side of the circuit FAN MOTOR COMPRESSOR RUN CAPACITOR Capacitor test 1 Remove capacitor from unit 2 Check for visual damage such as bulges cracks or leaks 3 For dual rated apply an ohmmeter lead to common C terminal and the other probe to the compressor HERM terminal A satisfactory capacitor will cause a deflection on the pointer and then gradually move back to infinity 4 Reverse the leads of the probe and momentarily touch the capacitor terminals The deflection of the pointer should be two times that of the first check if the capacitor is good 5 Repeat steps 3 and 4 to check fan motor capacitor
18. n t be controlled and the LED displays as T1 7 4 4 The ION TIMER functions are valid at the fan only mode 7 5 Cooling mode function requirement 7 5 1 The speed of indoor fan can be optionally selected as High Mid Low 7 5 2 The outdoor fan will be turned on as soon as the unit being on cooling mode The operation of outdoor fan is according to the compare of TA and TS when the water level is below to switch 1 If not the outdoor fan doesn t work 7 5 3 The compressor operates as below Portable MAF 11 Version O Airwell ELECTRONIC FUNCTION Operation conditon TA Ts Compressor on 1 0 Compressor off 7 5 2 1 If TA gt 9 1 the outdoor fan operates After 15 seconds the compressor operates 7 5 2 2 The compressor is on if TAX TS this compressor will stop If the outdoor fan operates for 3 minutes at least it will stop after delaying for 5 seconds 7 5 3 When the unit is off the compressor stops at first and the indoor outdoor fan will stop after delaying for 5seconds If it operates at heating mode the outdoor fan will be off delaying for 30 seconds 7 5 4 Power management for power management models Entering into the only cooling mode indoor fan motor operates immediately and keeps moving for 30 minutes at lease Compressor operates and indoor fan motor keeps moving Compressor stops operation indoor fan motor shuts off after a delay of 30 minutes 7 5 5 The ION TIME
19. nt to the compressor body The overload is wired in series with the common motor terminal The overload senses both major amperage and compressor temperature High motor temperature or amperage heats the disc causing it to open and break the circuit to the common motor terminal Heat generated within the compressor shell is usually due to 1 High amperage 2 Low refrigerant charge 3 Frequent recycling 4 Dirty condenser 10 1 5 Terminal overload Test compressor external type 1 Remove overload Portable MAF 22 Version 0 BASIC TEST PROCEDURE 2 Allow time for overload to reset before attempting to test 3 Apply ohmmeter probes to terminals on overload wires There should be continuity through the overload 10 1 6 Terminal overload internal Some model compressors are equipped with an internal overload The overload is embedded in the motor windings to sense the winding temperature and or current draw The overload is connected in series with the common motor terminal Should the internal temperature and or current draw become excessive the contacts in the overload will open turning off the compressor The overload will automatically reset but may require several hours before the heat is dissipated 10 1 7 Checking the internal overload 1 No power to unit remove the leads from the compressor terminals 2 Using an ohmmeter test continuity between terminals C S and C H If not conti
20. nuous the compressor overload is open and the compressor must be replaced 10 2 Sealed refrigeration system repairs 10 2 1 Equipment require 1 Voltmeter Ammeter Ohmmeter Vacuum Pump capable of 200 microns or less vacuum Acetylene Welder 2 3 4 E P A Approved Refrigerant Recovery System 5 6 7 Electronic Halogen Leak Detector G E Type H 6 or equivalent 8 Accurate refrigerant charge measuring device such as a Balance Scales 1 2 oz accuracy b Charging Board 1 2 oz accuracy 9 High Pressure Gauge 0 400 Ibs 10 Low Pressure Gauge 30 150 Ibs Portable MAF 23 Version O Airwell BASIC TEST PROCEDURE 11 Vacuum Gauge 0 1000 microns 10 2 2 Equipment must be capable of 1 Recovery CFC s as low as 5 2 Evacuation from both the high side and low side of the system simultaneously 3 Introducing refrigerant charge into high side of the system 4 Accurately weighing the refrigerant charge actually introduced into the system 5 Facilities for flowing nitrogen through refrigeration tubing during all brazing processes 10 2 3 Hermetic compressor replacement The following procedure applies when replacing components in the sealed refrigeration circuit or repairing refrigerant leaks Include Compressor condenser evaporator capillary tube refrigerant leaks etc 1 Recover the refrigerant from the system at the process tube located on the high side of
21. or electric shock Do not open the inlet grill of the product during operation Do not touch the electrostatic filter if the unit is so equipped There is risk of physical injury electric shock or product failure e When the product is soaked flooded or submerged contact an Authorized service center There is risk of fire or electric shock Be caution that water could not enter the product There is risk of fire electric shock or product damage e Ventilate the product from time to time when operating it together with a stove etc There is risk of fire or electric shock Turn the main power off when cleaning or maintaining the product There is risk of electric shock e When the product is not be used for a long time disconnect the power supply plug or turn off the breaker There is risk of product damage or failure or unintended operation Take care to ensure that nobody could step on or fall onto the outdoor unit This could result in personal injury and product damage CAUTION e Always check for gas refrigerant leakage after installation or repair of product Low refrigerant levels may cause failure of product Install the drain hose to ensure that water is drained away properly A bad connection may cause water leakage Keep level even when installing the product To avoid vibration of water leakage e Do not install the product where the noise or hot air from the outdoor unit could damage the neighborhoods
22. rocating compressors The terminal markings are on the cover gasket Use your wiring diagram to insure correct connections Portable MAF 25 Version O Airwell BASIC TEST PROCEDURE 10 2 6 Refrigerant charge 1 The refrigerant charge is extremely critical It must be measured charge carefully as exact as possible to the nameplate charge 2 The correct method for charging the rotary is to introduce liquid refrigerant into the high side of the system with the unit off Then start compressor and enter the balance of the charge gas only into the low side The introduction of liquid into the low side without the use of a capillary tube will cause damage to the discharge valve of the rotary compressor NOTE All inoperative compressors returned to Friedrich must have all lines properly plugged with the plugs from the replacement compressor m 10 3 Fan motor A single phase permanent split capacitor motor is used to drive the evaporator blower and condenser fan A self resetting overload is located inside the motor to protect against high temperature and high amperage conditions 10 3 1 Fan motor test 1 Determine that capacitor is serviceable 2 Disconnect fan motor wires from fan speed switch or system switch 3 Apply live test cord probes on black wire and common terminal of capacitor Motor should run at high speed 4 Apply live test cord probes on red wire and common terminal of capacitor Motor s
23. st Part Mme Pak Y 1 2 4 5 7 20 BR O Portable 31 Version 0 SERVICE MANUAL Portable MAF Series
24. t is malfunctioning power plug or socket does not start The fuse is broken 3 Have an electrician replace the fuse Cancel the SET TIMER operation or to ls TIMER ON is operation nd P wait until auto running The windows or doors in the room are Make sure all the windows and doors are not closed closed There are heat sources inside the room Remove the heat sources if possible 2 Not cool enough Exhaust air duct is not connected or Connect the duct and make blocked sure it can function properly Temperature setting is too high Decrease the set temperature Air filter is blocked by dust Clean the air filter The ground is not level or not flat enough Place the unit on a flat level 3 Noi ibration oISy vibrat ground if possible The sound comes from the flowing of the 4 Gurgling sound It is normal refrigerant inside the air conditioner The automatic over heat protection function When the temperature at the air Switch on again after the unit has cool 5 Unit stops 9 outlet exceed 1581 70 the device will down stop 6 RESET Button pops out on LCDI Temporary Fault Condition Press the reset button on the LCDI plug plug Portable MAF 29 Version 0 EXPLODED BIEW AND PART LIST Airwell 13 Exploded view and part list AWPO MAF009 C11 AWPO MAF012 C11 Version 0 30 Portable MAF EXPODED VIEW AND PART LIST Airwell Part li
25. the system by installing a line tap on the process tube Apply gauge from process tube to EPA approved gauges from process tube to EPA approved recovery system Recover CFCs in system to at least 5 2 Cut the process tube below pinch off on the suction side of the compressor 3 Connect the line from the nitrogen tank to the suction process tube pD Drift dry nitrogen through the system and unsolder the more distant connection first Filter drier high side process tube etc 5 Replace inoperative component and always install a new filter drier Drift dry nitrogen through the system when making these connections 6 Pressurize system to 30 PSIG with proper refrigerant and boost refrigerant pressure to 150 PSIG with dry nitrogen 7 Leak test complete system with electric halogen leak detector correcting any leaks found 8 Reduce the system to zero gauge pressure Connect vacuum pump to high side and low side of system with deep vacuum hoses or copper tubing Do not use regular hoses Portable MAF 24 Version 0 BASIC TEST PROCEDURE iruell 10 Evacuate system to maximum absolute holding pressure of 200 microns or less NOTE This process can be speeded up by use of heat lamps or by breaking the vacuum with refrigerant or dry nitrogen at 5 000 microns Pressure system to 5 PSIG and leave in system a minimum of 10 minutes Recover refrigerant and proceed with evacuation of a pressure of 200 microns or a minimum o
26. tton cooler Press this button to decrease the set temperature warmer Press this button to increase the set temperature MODE button Press this button to select the operating mode in sequence that advance from AUTO to COOL to DRY to FAN An indicator light will illuminate for each mode setting O Timer button Used to initiate the AUTO ON start time 59 iro OFF stop time program in conjuction with the amp buttons An indicator light will illuminate with each setting Displayed when the timer on is set and activated Portable MAF 7 FUNCTION AND CONTROL PANEL Off Displayed when the timer off is set and activated Go SWING button optional Press this button to begin continuous up and down swing of fan louver door Press again to fix louver door into one position Q LED Display Shows the set temperature in C and the Auto timer settings While in DRY and FAN modes the display shows the room temperature l Feel indication optional Indicate that the air conditioner is operating in FEEL mod Version 0 DIMENSION 4 Dimension Wim Him Dim Single hole 467 765 397 Portable MAF 8 Version 0 REFRIGERANT CYCLE DIAGRAM Airwell 5 Refrigerant Cycle Diagram The figure below is a brief description of the important components and their function in what is called the refrigeration system
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