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8) Water drains thoughitisnotthetimeofdrain.
Where, what & how tocheck?
Result of Check
Possible Cause How torepair&settle
Drain Motor
1. Check whether thedrainmotoris
normallyreturnedafter turning
poweroff.
(Itisconsiderednormalifthelever
poweroff.
(Itisconsiderednormalifthelever
ofthedrainmotorisfullypulledout
by thePVspring)
by thePVspring)
PV Case
1.Ifwaterdrainsthoughthedrain
motor isnormally returned, check
whether PV asmisblockedby
foreignobjectsor the bellows in
1.Checkwhether the drainmotoror
the drainpumpworksimmediately
afterpower is turnedon.
afterpower is turnedon.
Blocked.
Blocked.
Bellows
deformed.
Works.
Defect of thedrain
motor.
Defect of PV
Bellows.
Bellows.
Defect ofthe
controller(Triac
controller(Triac
defect)
Changethedrainmotor.
Removetheobjectsin
the PV asm.
the PV asm.
ChangethePVbellows.
(The bellows mayswell
upifitcontactpetroleum
orpetrochemical
substancebecause itis
(The bellows mayswell
upifitcontactpetroleum
orpetrochemical
substancebecause itis
made ofrubber)
Changethecontroller.
9) Drain error happens while water drains normally.
Where,what&howtocheck?
Result of Check
Possible Cause Howtorepair&settle
Ball Pressure Sensor
1.Checkgeneration frequencyofthe
Ball PressureSensor withoutwater
.
Less than
26.3 kHz
26.3 kHz
26.3~27.1 kHz
Defect ofthe
BallPressure
BallPressure
Sensor.
Defect ofthe
controller.
ChangetheBall
Pressure Sensor
Changethecontroller.
Controller
The PV assemblyisdeformed.
40
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