TONG YANG MAGIC DWA-2033, Руководство по обслуживанию

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WATER SUPPLY ERROR [E2]
Start
Replace the PCB ASS'Y MAIN
NO
YES
Check Lead wire or replace.
when water supply, Is DC2~3V
running on flow meter terminal?
YES
YES
NO
Replace the PCB ASS'Y MAIN
End
YES
NO
Does supply error happen ?(E2)
Does the water supply end normally?
Please check After Electrical connection.
Be carefull to be running AC230V on PCB.
Check Lead wire or replace.
Replace the PCB ASS'Y MAIN
NO
NO
NO
NO
YES
YES
YES
Is electric wire that is connected to
Main pcb's CN6 & CN11 connected
exactly with HPS, Flow Meter?
Dose AC230V contact at both
ends of water supply valve?
when water supply,
is a point of contact of RY7 close?
Is DC12V running on D12 when
water supply?(D10)
Is the connector connected to CN8 in
PCB ASS'Y MAIN conntected
correctly?
Replace the Flow meter ass'y.
NO
Check Lead wire or replace. Check Lead wire or replace.
Is operation sound of supply valve?
Replace supply valve.
Is there supply operated normally?
Check flow meter or replace
NO
YES
YES
YES
YES
NO
Please Check the door whether the door is open.
* PREPARE PARTS
- MAIN PCB ASS'Y
- INLET V/V ASS'Y 1SET
- HPS(HIGH PRESSURE
SWITCH)