User Manual

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WARNING
To avoid risk of electrical shock that can cause death or severe personal injury,
disconnect unit from power before servicing unless tests require power.
9-12. Door opening alarm continues though the door is closed.
9. How to Service
Door switch is soaked with
water or there is water in
the switch ?
PCB input is OK ?
Start
Change the door switch.
N
Y
Repair any disconnection
of wires and defective
Door switch.
Y
Connector insertion to
Main PCB is OK ?
Repair the defective
connection.
Y
Door switch itself is
OK ?
N
Change the switch.
N
Y
Check it up.
How is the switch
working?
Y
Attach a thin pad on the
door liner or change the
door assembly.
Check if F,M,R Lamp is ON.
N
N