Friedrich CP06F10 User's Manual
Contents
1. CYCLE OF REFRIGERATION EVAPORATOR COILS CONDENSER COILS COMPLETELIQUID Sagi COW BR HOT BOIL OFF POINT DISCHARGED COOLED AIR AIR ERRORE IIR KRR ZA ROOM AIR HEAT LOAD E GEA E E S E lt RRA OUTSIDE COOLING 2d AIR FOR REFRIGERANT PASS THROUGH _ COMPRESSOR Eo B LIQUID PRESSURE DROP LIQUID OUTLET A HIGH PRESSURE VAPOR CAPILLARY TUBE MN A REFRIGERANT 37 P777 LOW PRESSURE VAPOR D REFRIGERANT Figure 16 17 Room Air Conditioner Troubleshooting Guide In general possible trouble is classified in two kinds The one is called Starting Failure which is caused from an electrical defect and the other is ineffective Air Conditioning caused by a defect in the refrigeration circuit and improper application Ineffective Cooling Y Unit runs but poor cooling Check heat load increase Clean condenser Check outdoor coil Check cold air circulation for smooth flow heat exchanger and fan operation Dirty indoor coil Check gas leakage heat exchanger Not on separate circuit Repair gas leak Malfunction of fan Check inside gas Replacement of unit if pressure Clogging of air filter the unit i2. z 6009 asoa 2 0 z mD 856841 EMOJ EDU 00 pu 5 E 51001 weaver cs mm Nv4 100 8 ELL 6 lvaH Ada Lev 1S39 V 0L 108430 2 SNIMS V xo 1090 39 99 oLbvdvo 7009 Y Eag aw Q 0 610 111510 Or A 1800 AVME NO ams E s lo 5 lt NV ONIMS OLNY ES ONAS AH 3 038 525 lt 5227 0255 2555 8 5 28 pusi OS Vos X 538 651 22279 525257 Y ong US T 300 985 T 04 6 ins Yoon 460 MT MT 440 NO dn dna 9 89 284 1 z E 5 9 1 g 5 9 n lo aTe Te Te Tea e Te Ts v Te o xL n 2 OS zy m a po 0 Xx oz 480 2 206 HL 3dld 972561 2 NOSSA 0 E 1 205 Age seus eus HL NOOH 5 Service Manual 16 Troubleshooting Guide E Troubleshooting Guide CONDENSER COIL EAD CAPILLARY TUBE MOTOR COMPRESSOR BLOWER EVAPORATOR COIL Figure 16 is a brief description of the important components and their function in what is called the refrigeration system This will help you to understand the refrigeration cycle and the flow of the refrigerant in the cooling cycle
3. E FRIEDRICH Room Air Conditioner Service and Parts Manual 115Volts CPOGF10 e CPO8F10 CP06 CP08 Svc Parts 2010 05 10 Air Conditioner Service Manual TABLE OF CONTENTS Safety Precautions ii 3 Dimensions ii ane See eee ere nen a pd tabu rena radi e ae ds 6 A AN 6 Product Specifications da 7 Operation ona A NE RUD E NES 7 Remote Control Operations ana a etate at aM estate 8 Disassombly eoe tdi ode ata 9 Mechanical Parts 2 ria nites Es dai lain Add 9 Zur PAI 162117 o a LE Ia DLE 10 Electrical Pants a olaa 11 Refrigerating yate cosa a a eee a dead eS ea nen cae E cse E 12 Schematic Diagram no acosa ute ates eoe REA 15 Wiring BIET cC 15 Electronic Control DEVIC lt p ti osito De toa 16 Troubl shootind Guilde eti edades iE 17 Piping SyStem eonan E LL Dui 17 Troubleshooting pue T 18 Exploded View rft leat A eaa aes 26 Replacement Parts List on rere a oa teen ee nad n IRE RW ERR RN EC ene a I eng 27 28 2 Room Air Conditioner Safety Precautions Safety Precautions To prevent injury to the user or other people and property damage the followin
4. Possible Trouble 4 Fan does not operate Is the voltage NO 1 or 4 of ICO1M DC 5V NO Exchange ICO1M Is the voltage NO 13 or 16 of ICO1M OV NO Exchange ICO1M Check the RY Hi or RY Lo Check the wiring diagram 21 Hoom Air Conditioner Possible Trouble 5 Is the voltage of Battery NO Troubleshooting Guide Romote controller does not operate about over 2 3V ves Is the voltage No 16 NO Exchange the battery of CN DISP1 on Main P W B Assy DC 5V Is the connection of NO Check the P W B pattern Connect connector to CN DISP1 all right Exchange Receiver Ass y Possible Trouble 6 NO CN DISP1 exactly It displays abnormally on Display P W B Ass y Is the ICO1G all right pm Exchange ICO1G Connect connector NO Is the connection of NO CN DISP1 all right yes Does the Q01G NO Q02G Q03G Q04G operate normally gt to CN DISP1 exactly on main P W B Ass y Exchange the display P W B Ass y Exchange Q01G Q02G Q03G Q04G Service Manual 22 Troubleshooting Guide ROOM AIR CONDITIONER VOLTAGE LIMITS NAME PLATE RATING MINIMUM MAXIMUM 115V 10 103 5V 126 5V COMPLAINT CAUSE REMEDY Fa
5. Leak detector Tubing cutter Hand Tools to remove components Service valve COMPOUND GAUGE CONDENSER Ss HIGH PRESSURE SIDE MANIFOLD 6 0 GAUGE B CAPILLARY TUBE SEE INSETS BELOW EVAPORATOR LOW PRESSURE SIDE COMPRESSOR EXTERNAL VACUUM PUMP CHARGING CYLINDER Figure 14A Pulling Vacuum Figure 15B Charging Service Manual 14 Circuit Diagram POWER INPUT BK BR Plain GN YL GN THERMISTOR MEZ62420707 FUSE 250V T2A 250V T3 15A DISPLAYP W BASM ON SYNC CN DISP WIRING DIAGRAM LOCATION NO DESCRIPTION QTY PER SET POWER CORD ASSEMBLY 1 FAN MOTOR 1 COMPRESSOR DISPLAY P W B ASSEMBLY MAIN P W B ASSEMBLY THERMISTOR CAPACITOR 0 J O OI A 0O N OWERLOAD PROTECTOR 15 Room Air Conditioner Schematic Diagram Schematic Diagram ron Elect AOS os 9 os ASE 7001 Merced E elbe 651 6 511 26 2 asco 442 S ao azoo 0005 22 dSIG NO dSIG NO ES 81 9 dNCO AH o 0252 218 br O lo
6. 3 9 Pull the control box forward completely 10 Re install the components by referring to the removal procedure above See Figure 3 Disassembly Figure 1 Figure 2 EHH HAH HHHH HHH HHHH Figure 3 Service Manual 9 Disassembly 1 1 2 3 4 5 6 7 10 11 12 13 14 oarhron a N 10 AIR GUIDE AND BLOWER Remove the front grille Remove the cabinet Remove the control box Remove the 3 screws which fasten the brace Remove the brace Remove the 2 screws which fasten the evaporator Move the evaporator forward and pulling it upward slightly See Figure 4 Move the evaporator to the left carefully Pull out the hook of orifice by pushing the tabs and remove it See Figure 5 Remove the clamp with a hand plier which secures the blower Remove the blower Remove the 4 screws which fasten the air guide from the barrier Move the air guide backward pulling out from the base pan Re install the components by referring to the removal procedure above FAN AND SHROUD Remove the cabinet Remove the brace Remove the 3 screws which fasten the condenser Move the condenser to the left carefully Remove the clamp which secures the fan Remove the fan and then pull out the shroud See Figure 6 Re install by referring to the removal procedure Room Ai
7. Service Manual 26 Replacement Parts Ist LocNo DESCRIPTION CPO6F10 130410 Base Assembly Single 67302912 130910 Cabinet Assembly Single 67303714 135303 Grille Inlet 67306114 135312 Grille Assembly Front Indoor 67306017 135500 Cover 67400148 146812 Motor AC 67300902 147581 Louver Horizontal 67306208 147582 Louver Vertical 67306264 148000 Supporter 67303901 149980 Shroud 67303108 152302 Filter Assembly Air Cleaner 67304309 237200 Panel Control 67305512 238310 Escutcheon 67500142 249950 Case Assembly Control 67305511 264110 Power Cord Assembly 67300020 267110 Remote Controller Assembly 67302232 346811 Motor Assembly AC Single 67303013 349001 Damper Assembly 67303502 349480 Orifice 67303412 349600 Bracket Motor 67303604 352380 Duct Assembly 67302736 359011 Fan Axial 67303203 359012 Fan Turbo 67302609 550140 Damper Compressor 67301900 567480 Thermistor NTC 67307806 567502 Overload Protect 67301912 731273 Install Part Assembly Single 67306312 749740 Guide 67304011 268711 1 PWB PCB ASSEMBLY DISPLAY 67307621 268711 2 PCB Assembly Main 67307622 WOCZZ Capacitor Film Box 67300718 W48602 Clamp Spring 67302500 27 Room Air Conditioner Replacement Parts st LocNo DESCRIPTION CPO8F10 130410 Base Assembly Single 67302
8. removal procedure above Disassembly AX VERRE Figure 7 AIS 201 SES S gt D D 4 D Figure 8 D D D D D D 4 A Figure 9 Service Manual 11 3 CAPACITOR On A A Refrigerating Cycle CAUTION Discharge the refrigerant system using a Freon Recovery System If there is no valve 1 Remove the control box 2 Remove the screw which fasten control panel from control box 3 Remove the screw which located in the front 4 Open the bottom side of control box 5 Remove the screw and the clamp which fastens the capacitor 6 Disconnect all the leads of capacitor terminals 7 Re install the components by referring to the removal procedure above See Figure 10 Figure 10 POWER CORD Remove the control box Open the control box Disconnect the grounding screw from the control box Disconnect the 2 receptacles Remove a screw which fastens the clip cord See Figure 11 Remove the power cord Re install the component by referring to the above removal procedure above Use only one ground marked hole for ground connection If the supply cord of this appliance is damaged it must be replaced by the special cord The special cord means the cord which has the same specification marked on the supply cord attached at the unit to attach the recovery system install one such as
9. 1 5V used for an extended period of time batteries Keep the remote control away from extremely hot or 3 Reattach the cover humid places To maintain optimal operation of the remote control the remote sensor should not be exposed to direct sunlight 8 Room Air Conditioner E Disassembly Before the following disassembly POWER SWITCH set to OFF and disconnect the power cord 1 FRONT GRILLE 3 Open the Inlet grille upward or downward Remove the screw which fastens the front grille Pull the front grille from the right side Remove the front grille Re install the component by referring to the removal procedure above See Figure 1 CABINET After disassembling the FRONT GRILLE remove the 2 screws which fasten the cabinet at both sides Remove the 2 screws which fasten the cabinet at back Pull the base pan forward See Figure 2 Remove the cabinet Re install the component by referring to the removal procedure above 3 CONTROL BOX 1 Disconnect the unit from the power source 2 Remove the front grille 3 Remove the cabinet 4 Remove the screw which fastens the control box cover 5 Remove the housing which connects motor wire in the control box 6 Remove the 3 leads from the compressor 7 Discharge the capacitor by placing a 20 000 ohmresistor across the capacitor terminals 8 Remove the 2 screws which fasten the control box See Figure
10. 917 130910 Cabinet Assembly Single 67303714 135303 Grille Inlet 67306114 135312 Grille Assembly Front Indoor 67306017 135500 Cover 67400148 146812 Motor AC 67300902 147581 Louver Horizontal 67306208 147582 Louver Vertical 67306264 148000 Supporter 67303901 149980 Shroud 67305533 152302 Filter Assembly Air Cleaner 67304309 237200 Panel Control 67305512 238310 Escutcheon 67500142 249950 Case Assembly Control 67305513 264110 Power Cord Assembly 67300020 267110 Remote Controller Assembly 67302232 346811 Motor Assembly AC Single 67303005 349001 Damper Assembly 67303502 349480 Orifice 67303412 349600 Bracket Motor 67303604 352380 Duct Assembly 67302736 359011 Fan Axial 67303203 359012 Fan Turbo 67302609 550140 Damper Compressor 67305000 567480 Thermistor NTC 67307806 567502 Overload Protect 67301913 731273 Install Part Assembly Single 67306312 749740 Guide 67304011 268711 1 PWB PCB ASSEMBLY DISPL 67307621 268711 2 PCB Assembly Main 67307622 35211A Tube Assembly Suction 67307622 WOCZZ Capacitor Film Box 67302726 W48602 Clamp Spring 67302500 Service Manual 28 Use Factory Certified Parts E FRIEDRICH FRIEDRICH AIR CONDITIONING CO Visit our web site at www friedrich com Post Office Box 1540 4200 N Pan Am Expressway San Antonio Texas 78295 1540 210 357 4400 FAX 210 357 4490 CP06 CP08 Svc Parts 2010 05 10
11. a WATCO A 1 before venting the Freon Ae valve in place after servicing the system 1 CONDENSER 1 2 3 12 Remove the cabinet Remove the 3 screws which fasten the brace Remove the 3 screws which fasten the condenser and shroud After discharging the refrigerant completely unbraze the interconnecting tube at the condenser connections Remove the condenser carefully Re install the component by referring to notes See Figure 12 Figure 12 Room Air Conditioner Figure 11 Leave Disassembly 2 EVAPORATOR Remove the cabinet Remove the 2 screws which fasten the evaporator Move the evaporator sideways carefully After discharging the refrigerant completely unbraze the interconnecting tube at the evaporator connections 5 Remove the evaporator carefully 6 Re install the component by referring to notes See Figure 13 3 CAPILLARY TUBE 1 Remove the cabinet 2 After discharging the refrigerant completely unbraze the interconnecting tube at the capillary tube 3 Remove the capillary tube 4 Re install the component by referring to notes Bona NOTICE Replacement of the refrigeration cycle 1 When replacing the refrigeration cycle be sure to Discharge the refrigerant system using a Freon recovery System If there is no valve to attach the recovery system install one such as a WATCO A 1 before venting
12. g instructions must be followed m incorrect operation due to ignoring instructions will cause harm or damage The seriousness is classified by the following indications A WARNING This symbol indicates the possibility of death or serious injury A CAUTION This symbol indicates the possibility of injury or damage to property only m Meanings of symbols used in this manual are as shown below Be sure not to do uL J Be sure to follow the instruction A WARNING Always install the expansion panel s Do not place the power cord near a heater e Improper assembly or installation may cause e It may cause fire and electric shock incorrect operation including injury fire and electric shock hazards J Do not use the power cord near flammable Do not disassemble or modify products gas or combustibles such as gasoline benzene thinner etc e It may cause explosion or fire It may cause failure and electric shock Service Manual 3 Safety Precautions Plug in the power plug Do not operate or stop the Do not damage or use an properly unit by inserting or pulling unspecified power cord out the power plug Otherwise it will cause e It will cause electric shock or It will cause electric shock or electric shock or fire fire fire Nest CA ADS KT LH LAA IE Do not modify power cord Use the air conditioner on a Always plug into a length single outlet circuit
13. he risk of electric shock This symbol alerts you to hazards that could cause harm to the A air conditioner This symbol indicates special notes 525 20 he 470 18 1 2 353 13 7 8 l 6 Room Air Conditioner Specfications IB Product Specifications MODLES ITEMS CP08F10 CPO6F10 E ER BTU W h OPERATING ca 95 DB 7508 REFRIGERANT R410A CHARGE 345q 12 2 oz 3159 11 1 oz HORIZONTAL LOUVER UP amp DOWN VERTICAL LOUVER RIGHT8LEFT a DB Dry Bulb WB Wet Bulb 8 Operation DESIGNED FOR COOLING ONLY POWERFUL AND INCREDIBLE COOLING TOP DOWN CHASSIS FOR THE SIMPLE INSTALLATION AND SERVICE BUILT IN ADJUSTABLE THERMOSTAT WASHABLE ONE TOUCH FILTER COMPACT SIZE Service Manual How to operate your Friedrich CP Auto e e e E Money Fan Cool A Swing Savere Only e Dry Temp Timer On w uf Power 4 FRIEDRICH Control and Remote Control Operations 1 POWER 5 ON OFF TIMER Operation begins when this button is pressed ON If the unit is off use Timer to set number of and stops when you press the bu
14. n motor will not run No power Check voltage at outlet Correct if none Wire disconnected or Connect wire Refer to wiring diagram for connection loose terminal identification Repair or replace loose terminal Capacitor Discharge Test capacitor capacitor before testing Replace if not within 10 of manufacturer s rating Replace if shorted open or damaged Will not rotate Fan blade hitting shroud or blower wheel hitting scroll Re align assembly Units using slinger ring condenser fans must have 0 22 0 25 inch clearance to the base If necessary shim up the bottom of the fan motor with mounting screw s Check fan motor bearings if motor shaft will not rotate replace the motor Fan motor runs Revolves on overload Check voltage See limits on this page If not within limits call an electrician Test capacitor Check bearings Does the fan blade rotate freely If not replace fan motor Pay attention to any change from high speed to low speed If the speed does not change replace the motor 23 Room Air Conditioner Troubleshooting Guide COMPLAINT Fan motor noise CAUSE REMEDY Fan If cracked out of balance or partially missing replace it Blower If cracked out of balance or partially missing replace it Loose set screw Tighten it Worn bearings If knocking sounds continue when running or loose replace the motor If the motor hums or noise appears
15. n these limits call an electrician Overload Check overload if externally mounted Replace if open If the compressor temperature is high remove the overload cool and retest Compressor cycles on Fan motor If not running determine the cause Replace if required Condenser air flow restriction Remove the cabinet inspect the interior surface of the condenser If restricted clean carefully with a vacuum cleaner do not damage fins or brush Clean the interior base before re assembling Condenser fins If the condenser fins are closed over a large damaged area on the coil surface head pressures will increase causing the compressor to cycle Straighten the fins or replace the coil Capacitor Test the capacitor Wiring Check the terminals If loose repair or replace Refrigeration system Check the system for a restriction Insufficient cooling Air filter If restricted clean or replace Unit undersized Determine if the unit is properly sized for the area to be cooled Excessive noise Blower or fan Check the set screw or clamp If loose or miss ing correct If the blower or fan is hitting scroll or barrier rearrange the air handling parts Copper tubing Remove the cabinet and carefully rearrange the tubing not to contact the cabinet compressor shroud and barrier 25 Room Air Conditioner Exploded View 8 Exploded View
16. ng diagram Is the Trans output power about AC 14V Is shorted the Trans output Check the Main P W B pattern Exchange the Trans Is output Voltage of ICO1D NO DC 12V Exchange IC01D Exchange D02D D05D Is output Voltage of ICO2D KO pe Exchange ICO2D DC 5V Is the reset circuit all right NO The No 14 of Micom Exchange ICO1A is 5V YES Is the connection between Main and Display all right YES NO 5 Connect connector exactly NO Y Is the voltage No 18 of Micom DC 5V Check the P W B pattern ves Exchange Main P W B Ass y Service Manual 20 Troubleshooting Guide Possible Trouble 2 The compressor does not operate setting set lower than Roo Set the Temp setting to lower Temp Is the voltage No 10 of ICO1M OV Is the voltage NO 7 of Is the Unit for 3 minutes Ne ICO1M DC 5V e Check the RY COMP e Exchange ICO1M Wait 3 Minutes Check the wiring Diagram Exchange MAIN P W B Ass y Possible Trouble 3 The compressor always operate Is the wire connection of NO RY COMP all right pes e Check the RY COMP Connect LEAD Wire to RY COMP again
17. r Conditioner A f gt ll 7 Figure 5 Figure 6 IZ Sy 3 MOTOR 7 8 Re install the components by referring to the 1 Remove the cabinet 2 Remove the evaporator 3 Remove the orifice 4 5 6 Remove the blower Remove the fan Remove the control box cover and housing of the motor in the control box Remove the 2 screws which fasten the motor from the mount motor See Figure 7 Remove the motor removal procedure above See Figure 7 1 OVERLOAD PROTECTOR Remove the cabinet Remove the nut which fastens the terminal cover Remove the terminal cover See Figure 8 Remove the overload protector Re install the component by referring to the removal procedure above 1 2 3 4 Remove all the leads from the overload protector 5 6 2 COMPRESSOR 1 Remove the cabinet 2 Discharge the refrigerant system using a Freon Recovery System If there is no valve to attach the recovery system install one such as a WATCO A 1 before venting the Freon Leave the valve in place after servicing the system 3 Remove the overload protector 4 After purging the unit completely unbraze the suction and discharge tubes at the compressor connections 5 Remove the 3 nuts and the 3 washers which fasten the compressor 6 Remove the compressor See Figure 9 7 Re install the components by referring to the
18. s beyond repair Adjust refrigerant Obstruction at air outlet charge Remove obstruction Malfunction of compressor Hu Check clogging in refrigera Replacement of tion circuit compressor Satisfactory operation with temperature difference of inlet amp outlet air 44 50 F 7 10 C Repair clogging in refrigeration circuit Service Manual 18 Troubleshooting Guide Y Y Check of power source Check of circuit breaker and fuse Check of control panel Check control panel setting Y Fan only fails to start Improper wiring Defect of fan motor capacitor Compressor fails only to start Brebot power vallads Maus Improper thermistor di setting Defect of compressor Loose terminal capacitor connection Irregular motor Capacitor check lt gt Improper wiring resistance Q Irregular motor insulation Q Replacement of fan motor Regular but fails to start Replacement of compressor Replacement Irregular motor resistance Q Irregular motor insulation Q Replacement of compressor Locking of piston metal Motor damaged 19 Room Air Conditioner ELECTRIC PARTS TROUBLESHOOTING GUIDE Possible Trouble 1 The unit does not operate Troubleshooting Guide NO Is the Trans input power AC 115V YES 1 Check the Fuse Check the wiri
19. see page 7 grounded outlet Do not share the outlet with other appliances e It will cause electric shock or It will cause electric shock or No grounding may cause fire fire electric shock Ventilate before operating air Do not use the socket if itis Do not operate with wet conditionerwhen gas goes loose or damaged hands or in damp out environment It may cause explosion fire lt may cause fire and electric It will cause electric shock and burn shock 4 Room Air Conditioner Safety Precautions If water enters the product turn off the the Do not clean the air conditioner with water power switch of the main body of appliance Contact service center after taking the power plug out from the socket It will cause electric shock or failure of Water may enter the unit and degrade the machine insulation It may cause an electric shock CAUTION Never touch the metal parts of the unit Do not block the inlet or outlet when removing the filter They are sharp and may cause injury It may cause failure of appliance or performance deteriorate Ensure that the outer caseis not damaged Be cautious not to touch the sharp edges by age orwear when installing Leaving it damaged couldresult in the air e lt may cause injury conditioner falling out of the window creating a safety hazard Service Manual 5 Dimensions Dimensions A This symbol alerts you to t
20. tem is now ready for final charging 6 Recharge as follows 1 Refrigeration cycle systems are charged from the High side If the total charge cannot be put in the High side the balance will be put in the suction line through the access valve which you installed as the system was opened 2 Connect the charging cylinder as shown in figure 15B With valve C open discharge the hose at the manifold connection 3 Open valve A and allow the proper charge to enter the system Valve B is still closed 4 If more charge is required the high side will not take it Close valve A 5 With the unit running open valve B and add the balance of the charge a Do not add the liquid refrigerant to the Low side b Watch the Low side gauge allow pressure to rise to 39 Ibs c Turn off valve B and allow pressure to drop d Repeat steps b and c until the balance of the charge is in the system 6 When satisfied the unit is operating correctly use the pinch off tool with the unit still running and clamp on to the pinch off tube Using a tube cutter cut the pinch off tube about 2 inches from the pinch off tool Use sil fos braze and braze pinch off tube closed Turn off the unit allow it to set for a while and then test the leakage of the pinch off connection 13 Room Air Conditioner Disassembly Equipment needed Vacuum pump Charging cylinder Manifold gauge Brazing equipment Pin off tool capable of making a vapor proof seal
21. the Freon Leave the valve in place after servicing the system 2 After discharging the unit completely remove the desired component and unbraze the pinch off tubes 3 Solder service valves into the pinch off tube ports leaving the valves open 4 Solder the pinch off tubes with Service valves 5 Evacuate as follows 1 Connect the vacuum pump as illustrated figure 14A 2 Start the vacuum pump slowly open manifold valves A and B with two full turns counterclock wise and leave the valves open The vacuum pump is now pulling through valves A and B up to valve C by means of the manifold and entire system CAUTION If high vacuum equip ment is used just crack valves A and B for a few minutes then open slowly with the two full turns counter clockwise This will keep oil from foaming and being drawn into the vacuum pump 3 Operate the vacuum pump vaccum for 20 to 30 minutes until 600 microns of vaccum is obtained Close valves A and B and observe vacuum gauge for a few minutes A rise in pres sure would indicate a possible leak or moisture Figure 13 remaining in the system With valves A and B closed stop the vacuum pump 4 Remove the hose from the vacuum pump and place it on the charging cylinder See figure 37B Open valve C Discharge the line at the manifold connection 5 The sys
22. to be internal while running replace motor Compressor will not run fan motor runs Voltage Check voltage See the limits on the preceding page If not within limits call an electrician Wiring Check the wire connections if loose repair or replace the terminal If the wires are discon nected refer to wiring diagram for identification and replace the wires Check the wire connections If not according to the wiring diagram correct the connections Thermistor Check the TEMP control If not at the lowest number set TEMP control to this setting and restart the unit Check the continuity of the thermistor Replace the thermistor if the circuit is open Check the continuity of the thermostat Replace the thermostat if the circuit is open Capacitor discharge capacitor before Check the capacitor Replace if not within 10 of manufacturer s servicing rating replace if shorted open or damaged Compressor Check the compressor for open circuit or ground If open or grounded replace the compressor Overload Check the compressor overload if externally mounted Replace if open If the compressor temperature is high remove the overload cool and retest Service Manual 24 Troubleshooting Guide overload COMPLAINT CAUSE REMEDY Compressor cycles on Voltage Check the voltage See the limits on the overload preceding page If voltage is not withi
23. tton again hours before unit starts 2 TEMPERATURE CONTROL Push Timer button to advance setting from 1hr The thermostat monitors room temperature 2hrs 12 maximum to maintain the desired temperature OFF You will usually use shut off time while you sleep The thermostat can be set between If unit is running use Timer to set number of hours until 60 F 86 F 16 C 30 C shut off 3 OPERATION MODE SELECTOR For your sleeping comfort once Time is set the Select cooling mode to cool the room temperature setting will rise 2 after 30min and once Select Money Saver mode for energy again after 30min saving operation Push Timer button to advance setting from 1hr Select fan mode for basic ventilating fan 2hrs 12hrs maximum operation Select dry mode for dry operation 6 AUTO SWING dehumidify operation This button can automatically control the air flow direction 4 FAN SPEED SELECTOR For increased power while cooling select a 7 REMOTE CONTROL SENSOR higher fan speed l To receive the signal from remote controller 3 speeds Low Med High Inserting the Remote Control Batteries 1 Push out the cover on the back NOTE Do not use rechargeable batteries Make sure that of the remote control with your both batteries are new thumb e n order to prevent discharge remove the batteries from 2 Pay attention to polarity and the remote control if the air conditioner is not going to be insert two new AAA
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