Carrier Holiday 51AKB Service Manual

ServicemanualPortable air conditioners51AKA 00651AKB 006G RTB 165G VTB 075C51AKM 006G RTE 165G51AKB 008G RTB 205C

10The air discharge temperature diagram is based on the room dry bulb temperature and relative humidity.Due to the temperature differences of the air

11mod. 51AKB 006 / 51AKB 06Gmod. RTB 165F / RTB 165GLegendCPS Power supply cableWS Full tank switchCM CompressorCC Compressor capacitorIFM Indoor fan

12mod. VTB 075F / VTB 075GLegendCC Compressor capacitorCDP Condensate drain pumpCM CompressorCPS Power supply cableCWT Compressor overload protectorC1

13mod. 51AKM 006 / 51AKM 06Gmod. RTE 165F / RTE 165Gmod. VTE 075F / VTE 075G5WIRING DIAGRAMSLegendCPS Power suppply cableTAF Antifreeze thermostatHTR

141. Compressor2. Condenser3. Fan4. Filter5. Capillary tube6. Evaporator7. Gas discharge8. Liquid9. Liquid/gas10. Gas suctionREFRIGERANT CIRCUIT PRINC

157.2 Main differences between R-407c and R22 refrigerantR-407c R22Refrigerant charging procedureRefrigerant compositionPartial refrigerant charge:NO

167.2 Differences between R-407c and R22 unitsR-407c R22Temperature trend in evaporatorTemperature trend in evaporatorTemperature trend in condenserT

178MICROPROCESSOR CONTROL8.1 Special functions of the buttonsPressing two buttons at the same time it is possible to activatesome functions which are

188.3 Flow chartsON/OFFON/OFF BUTTONIS PRESSEDUNIT IS OFFSTOPNO YESDISPLAY ISACTIVATED5 SECONDSDELAYON/OFF BUTTONIS PRESSEDFOR 1 SECOND MINIMUMSWITCH

19TIMERON *STARTSTOPUNIT IS DEACTIVATEDAND TIMER ON LEDIS SWITCHED ON (m)“X” HOURS ELAPSEDFROM TIMER ON SELECTIONNOYESUNIT IS ACTIVATED* SUPPOSING THA

2Contents page1. ASSEMBLY DRAWINGS ... 32. PARTS DESCRIPTION ..

208.3 Flow chartsCOMBINEDTIMER *START* SUPPOSING THAT TIMER ON WAS SET TO:DEACTIVATE THE UNIT AFTER “X” HOURSACTIVATE THE UNIT AFTER “Y” HOURS. YES N

21Remove the plug from socket.It is not necessary to remove the exhaust air flexible duct from its housing (two holes).UNIT DISASSEMBLY9TEMPERATURE°C1

22Front panel removalUnscrew the six screws placed on unit back and remove the front panel.Control panel removalRelease the control panel pushing the

23Electromechanical control removalRemove the plug-in switch knob, release the plastic taband remove the switch end the board.Rear panel removalRemove

24Fan motor replacementDisconnect the polarized electronic connector and TH sensor.Using a screwdriver release the four plastic tabs that keepthe half

25AutodiagnosticIn the event of malfunctions, a warning will be given automatically on the display.SIGNAL– flashes on the display and LEDs off– Displa

2610Trouble Action RemedyCheck the start capacitor.Connect the fan motor directly to thesupply.Replace start capacitor if necessary.Replace the motor

2710Trouble Action RemedyToo much frost on cooler.Air filter is clogged.Check fan speed.Outside air temperature is too low.Compressor relay contacts a

281010.1 Component testing procedure (all models)Trouble Action RemedyThe condensate tank is properlypositioned and empty, the message blinks on disp

29CapacitorsRemove the plug from the socket and remove the cablesfrom the capacitor. Discharge the capacitor, shortcircuitingits terminal with the bla

31ASSEMBLY DRAWINGSmod. 51AKM 006GRTE 165Gmod. 51AKA 006mod. 51AKB 006G51AKB 008GRTB 165GRTB 205Cmod. VTB 075C

30Window installationWall installation1200300OPTIONAL ACCESSORIES11

31Filter kitActivated carbon filter Electrostatic filter Filter framesOPTIONAL ACCESSORIES11

The manufacturer reserves the right to change any product specifications without notice.Order No. 15173-74, March 1997. Supersedes Order No. (new).

4Air outlet(for ventilation,dehumidificationand heating only)Supply cable with plugAir inletExhaust air outletFlexible ductAir outletControl panel2PAR

5Condensate collection tankCondensate drain tube2PARTS DESCRIPTIONAir filters

61. ON - OFF push button2. Cooling - fan only push button3. Thermostat4. ON and alarm indicator light5. Dehumidification push button6. High - low spee

72.1 Control panel1. ON-OFF button2. Mode selector3. Temperature setting button4. Fan speed setting button5. Operation on timer6. Operation off timer

81. Air outlet vent2. Flexible hose3. Fastening strap with suction cup2.2 Accessories supplied2.3 Dimensions and weightModelCooling capacity W(Btu/h)H

9The cooling capacity diagram is based on the room dry bulb temperaturefor three different relative humidity values.The power input diagram is based o