Haier HSU-18,22HVA103/R2(DB) Service Manual

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Haier HSU-18,22HVA103/R2(DB) Service Manual Manual pdf 137 page image

Domestic air conditionerWiring diagramsOutdoor UnitHSU-18HVA103 /R2(DB)T25A/250VACCN13CN10CN110010515305REACTORCOMPRESSORCAP BOARDFUSE1OUTDOOR PCBOUTDOOR UNIT WIRING DIAGRAMDEFROST TEMP.SENSORAMBIENT TEMP.SENSORCOMP.TEMP.SENSORDON'T TOUCH CAPACITOR, EVEN AFTERPLUG-OFF ( DANGER OF ELECTRIC SHOCK)The capacitor retains highvoltage even after the plug-off.For your safety, be sure to waitat least 5 minutes. after plugoff and use a tester to confirmthe voltage between connector Pand N is less than DC 10V beforestart servicing.WARNINGCAUTION/GREENY/G：YELLOWW： WHITEOR：ORANGEBL：BLUEB： BLACKR： REDAC FAN MOTORTO INDOOR UNITTERMINALBLOCK4-WAY VALVE(CN3)(CN4)AC-NAC-LNOTES:THE PARTS OF DOTTED ARE OPTIONALWCN4CN5CN3CN12SUCTION.TEMP.SENSORCN14CN8 CN7CN16ELECTRICEXPANSION VALVELILO W(CN1)(CN2)CN11CN10MODULE BOARDDC FAN MOTORSingle-way air exchangeMOTORDouble-way air exchangeMOTORHSU-22HVA103 /R2(DB)T25A/250VAC0010562188OUTDOOR UNIT WIRING DIAGRAMDON'T TOUCH CAPACITOR, EVEN AFTERPLUG-OFF ( DANGER OF ELECTRIC SHOCK)The capacitor retains highvoltage even after the plug-off.For your safety, be sure to waitat least 5 minutes. after plugoff and use a tester to confirmthe voltage between connector Pand N is less than DC 10V beforestart servicing.WARNINGCAUTION/GREENY/G：YELLOWW： WHITEOR：ORANGEBL：BLUEB： BLACKR： REDTERMINAL BLOCKDouble-way air exchangeMOTORPOWER SUPPLYTO INDOORREACTORCOMPRESSORCAP BOARDOUTDOOR PCB(CN3)(CN4)AC-NAC-LNOTES:THE PARTS OF DOTTED ARE OPTIONALWP512LILO W(CN1)(CN2)DEFROST TEMP.SENSORCOMP.TEMP.SENSORAMBIENT TEMP.SENSORSUCTION.TEMP.SENSOREXPANSION VALVEELECTRIC 4-WAY VALVEFUSEMODULE BOARDCN10CN11FLITERRSingle-way air exchangeMOTORDC FAN MOTOR AC FAN MOTOR136HSU-18,22HVA103/R2(DB) Appendix