Friedrich UCT08A10A Page 1 Service & Parts Manual Download

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Servic

e/ P

arts Manual

RoomAir Conditioners

93011400_00

Fixed chassis, cool only

CCF05A10A, CCF06A10A, CCF08A10A, CCF10A10A

CCF12A10A

Slide out chassis, cool only

CCW06B10A, CCW08B10A, CCW10B10A, CCW12B10A

CCW15B10A, CCW18B30A, CCW24B30A

Chill Premiere Series Models

Unifit Series Models

Cool Only

UCT08A10A, UCT10A10A, UCT10A30A, UCT12A10A,

UCT12A30A, UCT14A30A

Cool with Electric Heat

UET08A11A, UET10A33A, UET12A33A, UET14A33A

Summary of Contents for UCT08A10A

Page 1: ...10A CCF10A10A CCF12A10A Slide out chassis cool only CCW06B10A CCW08B10A CCW10B10A CCW12B10A CCW15B10A CCW18B30A CCW24B30A Chill Premiere Series Models Unifit Series Models Cool Only UCT08A10A UCT10A10...

Page 2: ...rsing Valves 33 Compressor Checks 34 Compressor Replacement 36 Compressor Replacement Special Procedure in Case of Compressor Burnout 37 Fan Motor 38 Capacitors 38 TROUBLESHOOTING 39 Product Does Not...

Page 3: ...ncinerate Only certified refrigeration technicians should service this equipment R410A systems operate at higher pressures than R22 equipment Appropriate safe service and handling practices must be us...

Page 4: ...and test capacitors according to safe established standards and approved procedures Extreme care proper judgment and safety procedures must be exercised if it becomes necessary to test or troubleshoot...

Page 5: ...nents especially the sharp fins of the indoor and outdoor coils Use proper and adequate protective aids such as gloves clothing safety glasses etc Failure to follow proper safety procedures and or the...

Page 6: ...ssist the professional service technician to quickly and accurately diagnose and repair malfunctions Installation procedures are not given in this manual They are given in the Installation Operation m...

Page 7: ...1 68 CCW12B10A 12000 115 8 6 992 12 1 12 0 1 5 R410A 22 93 330 64 86 CCW15B10A 15000 115 11 0 1270 11 9 11 8 2 0 R410A 28 22 400 73 93 CCW18B30A 18000 230 7 1 1525 11 9 11 8 2 7 R410A 29 98 520 106 13...

Page 8: ...Inches Minimum Maximum CCF05A10A CCF06A10A 13 3 8 18 5 8 15 5 8 26 36 CCF08A10A 13 3 8 18 5 8 17 5 8 26 36 CCF10A10A CCF12A10A 15 1 8 19 7 8 21 3 4 26 36 CCW06B10A CCW08B10A CCW10B10A CCW12B10A 14 5 8...

Page 9: ...oderate or serious property damage Read understand and follow the above warning Figure 204 Circuit Breaker Plug Receptacle Cord Rating Model CircuitRating BreakerorT DFuse PlugFace NEMA PowerCord Leng...

Page 10: ...lied outlet must match plug on service cord and be within reach of service cord Do NOT alter the service cord or plug Do NOT use an extension cord Refer to the table above for proper receptacle and fu...

Page 11: ...emier CCF05A10A CCF06A10A 133 8 185 8 155 8 CCF08A10A 133 8 185 8 175 8 CCF10A10A CCF12A10A 151 8 197 8 213 4 CCW06B10A CCW08B10A CCW10B10A CCW12B10A 145 8 193 4 233 4 CCW15B10A CCW18B30A 18 237 8 253...

Page 12: ...s TIMER button again to confirm TIMER ON When the unit is OFF the timed ON is programmed by pressing TIMER button the remote will display 6 hours pre setting at first Set the rest time by pressing the...

Page 13: ...make theroom more comfortable Press MODE button to set theDRY mode An automatic function of alternating cooling cyclesand air fan is activated Fan Mode The conditioner works in only ventilation Press...

Page 14: ...14 OPERATION Control Panel mode and or HEAT...

Page 15: ...o Low Med and High speed circularly 1 1 2 Indoor fan motor Auto control as below a In cooling mode T RT ST b While T 32 F operates in low speed c If T 35 6 F in medium speed d If T 39 2 F in high spee...

Page 16: ...utoRestartFunctionactivated ACrunsaccordingtothetemperaturejudgement b IfwithoutAutoRestartFunctionorthefunctionbeshutoff ACworksonstandby Operation MODE Initial RT Initial ST Cooling RT 78 8 F 73 4 F...

Page 17: ...tothesetspeed defaultHighspeedforthefirsttime compressordoesn t work BuzzerandPCBdo notrespond while pressing the UP DOWNbuttononremotecontroller thefanmotorisadjustableinhigh mediumorlow speed but no...

Page 18: ...re processing sleep mode 2 If the set temperature is changed the change times is reset to 0 the new set temperature will be executed 10 hours timing will be continued 3 There is other operation during...

Page 19: ...ere is no display when turned off press FAN UP DOWN and MODE button is invalid In timer mode the timer indicator ON and digital LED displays the remained time no other indicator FAN and MODE button in...

Page 20: ...no malfunction inspection The NTC sensor resistance 5k 77 F 3 Compressor protection If unit is on STANDBY before power off there is no 3 min protection while switch on otherwise the unit always has 3...

Page 21: ...line as a warm high pressure liquid It next will pass through the refrigerant drier if equipped It is the function of the drier to trap any moisture present in the system contaminants and large parti...

Page 22: ...moisture absorption and lubricant contamination do not leave the refrigeration system open to the atmosphere longer than 1 hour 10 Weigh in the refrigerant charge into the high side of the system 11 I...

Page 23: ...d that its compressor will not be damaged Too much refrigerant overcharge in the system is just as bad if not worse than not enough refrigerant undercharge They both can be the source of certain compr...

Page 24: ...ng the unit To check for an undercharged system turn the unit on allow the compressor to run long enough to establish working pressures in the system 15 to 20 minutes During the cooling cycle you can...

Page 25: ...ou are sure that the air quantity over the evaporator coil is correct Icing of the evaporator will not be encountered because the refrigerant will boil later if at all Gauges connected to system will...

Page 26: ...th a partial restriction there may be gurgling sounds at the metering device entrance to the evaporator The evaporator in a partial restriction could be partially frosted or have an ice ball close to...

Page 27: ...method is applicable to all units It is the preferred method to use as it is the most accurate The weighed in method should always be used whenever a charge is removed from a unit such as for a leak r...

Page 28: ...ing the port liquid line to the outdoor coil The flow path of the refrigerant is then through the filter drier and heating capillary to the outdoor coil Failure of the slide in the check valve to seat...

Page 29: ...ction side of the system The other two are connected to the indoor and outdoor coils Small capillary tubes connect each end of the main valve cylinder to the A and B ports of the pilot valve A third c...

Page 30: ...nit is in operation This will cause the coil to burn out Touch Test in Heating Cooling Cycle WARNING ELECTRIC SHOCK HAZARD Disconnect power to the unit before servicing Failure to follow this warning...

Page 31: ...ock the air flow through the indoor coil and allow discharge pressure to build in the system Then switch the system from heating to cooling Should the valve fail to shift in either position after incr...

Page 32: ...ermo Trap or wrap valve body with wet rag 7 Fit all lines into new valve and braze lines into new valve WARNING EXPLOSION HAZARD The use of nitrogen requires a pressure regulator Follow all safety pro...

Page 33: ...to shift complete reversal but does not Hot Warm Warm Hot Hot TVB Check unit for correct operating pressures and charge Raise head pressure If no shift use valve with smaller port Not enough pressure...

Page 34: ...which senses both motor amperage and winding temperature High motor temperature or amperage heats the overload causing it to open breaking the common circuit within the compressor Heat generated withi...

Page 35: ...e system must be made whenever you suspect the compressor is defective If the compressor has been operating for sometime a careful examination must be made to determine why the compressor failed Many...

Page 36: ...the instructions with the kit 6 If any evidence of a burnout is found no matter how slight the system will need to be cleaned up following proper procedures 7 Install the replacement compressor 8 Pres...

Page 37: ...e the system including new drier strainer and capillary tube 5 Pressurize with a combination of R 410A and nitrogen and leak test all connections with an electronic or Halide leak detector Recover ref...

Page 38: ...s will blow the fuse ruining the capacitor A 20 000 ohm 2 watt resistor can be used to discharge capacitors safely Remove wires from capacitor and place resistor across terminals When checking a dual...

Page 39: ...ATURE INDOOR HEAT _____F OUTDOOR TEMPERATURE OUTDOOR AMBIENT TEMPERATURE _____F RH OUTDOOR RELATIVE HUMIDITY _____ DISCHARGE AIR TEMPERATURE OUTDOOR COOL _____F DISCHARGE AIR TEMPERATURE OUTDOOR HEAT...

Page 40: ...Figure 715 Product does not operate at all Power supply voltage check Connector contact check PCB assy check Power input voltage on driving load terminal Display PCB connector Power transformer output...

Page 41: ...operate at all Connector contact Motor detail check Moto r related parts Op eration mode check PCB ass y check Check Motor driving circuit Relay output Check Motor output connector Motor capacitor Re...

Page 42: ...rt time period Temperature sensor open short check Thermistor and evaporator surface contact check Clearance is needed 5mm Connector check Contact power Connector check Contact power Disconnection sho...

Page 43: ...43 TROUBLESHOOTING DisplayE1orE2 Figure 716 Connector contact Display E1 and E2 Check the wire connection of indoor temperature sensor assembl y Replace sensor Replace main PCB...

Page 44: ...44 WIRING DIAGRAMS ChillPremierCCF Figure 801 Models CCF05A10A CCF06A10A CCF08A10A CCF10A10A CCF12A10A E...

Page 45: ...45 WIRING DIAGRAMS ChillPremierCCW Models CCW06B10A CCW24B30A Figure 802...

Page 46: ...46 WIRING DIAGRAMS ChillPremierCCW CCW08B10A odels Models CCW10B10A CCW12B10A CCW15B10A Figure 803...

Page 47: ...47 WIRING DIAGRAMS Chill Premier CCW10B10A CCW12B10A CCW15B10A CCW18B30A Models CCW10B10A CCW12B10A CCW15B10A Figure 804...

Page 48: ...ING DIAGRAMS Unifit UCT08A10A UCT10A10A UCT12A10A UCT10A30A UCT12A30A UCT14A30A Figure 805 Models UCT08A10A UCT10A10A UCT12A10A UCT10A30A UCT12A30A UCT14A30A E Models UET10A33A UET12A33A UET14A33A UET...

Page 49: ...49 WIRING DIAGRAMS Unifit UET10A33A UET12A33A UET14A33A UET08A11A E Models UET10A33A UET12A33A UET14A33A UET08A11A E Figure 806...

Page 50: ...00068_UI Power Supply Cord CCW06B10A CCW08B10A 1 2 1A 68000256 22007 000069 Power Supply Cord CCW10B10A CCW12B10A 1 2 7 68000197 10502 100032_UI Transformer CCW06B10A CCW08B10A CCW10B10A CCW12B10A 1 2...

Page 51: ...6 41504 000192_UI Back Surround Plate CCW06B10A CCW12B10A 1 13A 68000250 41504 000193 Back Surround Plate CCW08B10A CCW10B10A 1 14 68000227 22001 000427_UI Fan Motor CCW06B10A CCW08B10A 1 14A 68000261...

Page 52: ...000040 left Adjustable shade rail CCW15B10A CCW18B30A 1 9 68000287 41509 000014 Adjustable shade CCW15B10A CCW18B30A 1 10 68000288 41509 000026 Up Adjustable shade rail CCW15B10A CCW18B30A 1 11 680002...

Page 53: ...6 000180 Discharge Pipe CCW18B30A 1 28 68000309 41505 000233 Electrical Box CCW15B10A CCW18B30A 1 28 1 68000310 41214 000877_UW Main pcb supporter CCW15B10A CCW18B30A 1 28 2 68000311 11201 100000 Main...

Page 54: ...000027 Capacitor Strip CCW24B30A 1 3 5 68000343 22003 000006_UW Compressor Capacitor CCW24B30A 1 3 6 68000344 10303 100018_UW Fan Motor Capacitor CCW24B30A 1 3 7 68000326 31502 000006_UW Main pcb CCW2...

Page 55: ...Fan CCW24B30A 1 19 68000360 41504 000150_UW Front Vortex Shell CCW24B30A 1 20 68000361 92011 003350 Evaporator CCW24B30A 1 21 68000305 41605 000011 Sensor Holder CCW24B30A 1 22 68000362 92014 000276...

Page 56: ...CCF05A10A CCF06A10A CCF08A10A 1 6 2 68000029 210901461E display pcb CCF05A10A CCF06A10A CCF08A10A 1 6 3 68000015 210901411N Main pcb CCF05A10A CCF06A10A CCF08A10A 1 6 4 68000065 210736568 Main pcb su...

Page 57: ...210826699 Cabinet CCF05A10A CCF06A10A 1 18A 68000019 210826702 Cabinet CCF08A10A 1 22 68000036 210902158A Remote Controller CCF05A10A CCF06A10A CCF08A10A 1 23 68000020 210901453 Power Supply Cord CCF...

Page 58: ...6602 Lock Frame CCF05A10A CCF06A10A CCF08A10A 1 25 9 4 68000140 1180010035 screw 4 2 9 5 CCF05A10A CCF06A10A CCF08A10A 1 25 9 5 68000141 1180010019 screw 4 2 13 CCF05A10A CCF06A10A CCF08A10A 1 25 9 6...

Page 59: ...12A10A 1 2 5 68000166 210826683 Electrical Box Cover CCF12A10A 1 2 6 68000029 210901461E Display PCB CCF10A10A CCF12A10A 1 2 7 68000168 210736561 Control Box panel CCF10A10A CCF12A10A 1 2 8 68000040 2...

Page 60: ...10737550 Insulation strip sponge CCF10A10A CCF12A10A 1 24 2 68000134 210737020 Window Sash seal CCF10A10A CCF12A10A 1 24 3 68000135 210737051 Foam Top window Gasket CCF10A10A CCF12A10A 1 24 4 68000212...

Page 61: ...68000058 210755506 Air Filter UCT08A10A UCT10A10A UCT12A10A UCT10A30A 1 4 68000373 211244404 Evaporator UCT08A10A UCT10A10A 1 4A 68000391 211238697 Evaporator UCT10A30A 1 4B 68000398 211238079 Evapor...

Page 62: ...210738336 Centrifugal Fan UCT08A10A UCT10A10A UCT12A10A UCT10A30A 1 20 68000381 210738267A foam shell UCT08A10A UCT10A10A UCT12A10A UCT10A30A 1 21 68000382 210836909A Partition plate UCT08A10A UCT10A1...

Page 63: ...210836781A Base UCT08A10A UCT10A10A UCT12A10A UCT10A30A 1 32 68000051 210738265 Water drainage pan UCT08A10A UCT10A10A UCT12A10A UCT10A30A 1 34 68000035 210901453A Power Supply Cord UCT08A10A UCT10A1...

Page 64: ...1 5 N A N A UCT12A30A UCT14A30A 1 6 68000399 211238080 Capillary Assembly UCT12A30A 1 6A 68000408 211244408 Capillary Assembly UCT14A30A 1 7 68000375 210738268A Outlet foam UCT12A30A UCT14A30A 1 8 680...

Page 65: ...000401 211236902 Discharge Pipe UCT12A30A UCT14A30A 1 25 68000069 210738266A Back Partition plate UCT12A30A UCT14A30A 1 26 68000070 210738337 Propeller Fan UCT12A30A UCT14A30A 1 27 68000402 211236922B...

Page 66: ...8079 Evaporator UET12A33A 1 5 N A N A UET08A11A UET10A33A UET12A33A 1 6 68000410 210901744 Heater UET08A11A 1 6A 68000059 210901743 Heater UET10A33A UET12A33A 1 7 68000375 210738268A Outlet foam UET08...

Page 67: ...UET08A11A UET10A33A UET12A33A 1 21 68000382 210836909A Partition plate UET08A11A UET10A33A UET12A33A 1 22 68000383 211237425 Compressor UET08A11A 1 22A 68000396 211231767 Compressor UET10A33A 1 22B 68...

Page 68: ...illary Assembly UET10A33A 1 35B 68000399 211238080 Capillary Assembly UET12A33A 1 37 68000045 210901453D Power Supply Cord UET08A11A 1 37A 68000052 210901453B Power Supply Cord UET10A33A UET12A33A 1 3...

Page 69: ...0376 210836747 Front Partition plate UET14A33A 1 9 68000060 210755614A Display PCB cover UET14A33A 1 10 68000132 210738277 Control Box panel UET14A33A 1 11 68000378 210836910 Electrical Box UET14A33A...

Page 70: ...14A33A 1 30 68000048 210836767 intake and outtake grille UET14A33A 1 31 68000412 210836781 Base UET14A33A 1 32 68000404 211236909 cold tube UET14A33A 1 33 68000405 210738333 Pipe Cover two way UET14A3...

Page 71: ...eded for installation in new construction or installation into an existing sleeve INCLUDED WITH USC SLEEVE USC wall sleeve ships with weather panels 2 and grille Sleeve is shown at right with IMPORTAN...

Page 72: ...have been removed 3 Products which have defects or damage which results from improper installation wiring electrical current characteristics or maintenance or caused by accident misuse or abuse fire f...

Page 73: ...73 THIS PAGE LEFT INTENTIONALLY BLANK...

Page 74: ...lete This information is used to identify product failure trends initiate corrective action and improve product quality thereby further reducing warranty expenses while increasing customer satisfactio...

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