Haier AP075M - Service and Safety Precautions; Operating Safety; Inspection and Repair Flowchart; Troubleshooting Flowchart

1
PLUGANDSOCKET
ARELOOSE
RE-PLUGINGTHE
POWERSUPPLYCORD
AIRCONDITIONER
WON'TCOOL
PROPERLY
AIRCONDITIONER
WON'TSTART
COMPRESSORWON'T
START
TIMERFAILURE
CHANGETHE
PROTECTOR
RUNNINGTEST
RE-CONNECTING
NOPOWER
PROTECTORFAILURE
USEOXYACETYLENEANDPLUS5%
SILVERSOLDERTOWELDTHE
CRACKEDPOINTS
WIRINGISLOOSE
CAPACITORFAILURE
CHANGETHESWITCH
CHANGETHE
CAPACITOR
TESTINGBY
ELECTROSCOPE
POWERTRIPPED
CHECKTHEPOWER
SWITCH
REFRIGERANT
LEAKAGE
TROUBLESHOOTING
THESYSTEM
RUNNINGTHEVACUUM
EVACUATIONFORMORE
THAN15MINUTES
CHARGECOOLANTAND
PROCEEDRUNNINGTEST
CHANGETHEAIRCONDITIONERWITH15KG/CM
2
NITROGENGASFROMLOW-PRESSURESIDEAND
DETECTTHELEAKINGPOINTBYSOAP
Pleasefollowtheseinsructionscarefully:
Unplugtheunittoavoidanydangerfromelectricshockbeforedisassemblingtheunitfor
repair.
Ifthereisanysoundoftherefrigerantcirculatingwheninoperation,avoidtouchingthe
coolingcoils.
Ifyouneedtoperformanyweldingorsoldering,besureyouareinawellventilatedarea.
Onlyaqualifiedprofessionalshouldperformanyweldingontheunit.
Whenrepairingtheunit,thespecificationslistedinthismanualmustbestrictlyadhered
towhenreplacinganycomponents.
Whenreplacinganyelectricalcomponentstheyshouldbefactoryapprovedunits.
Besurethatanyelectricalcomponentsareproperlywiredandinplace.
FLOWCHARTFORINSPECTINGANDREPAIRINGTHEUNIT
IMPORTANTPOINTSONSERVICEOPERATINGSAFETY