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Electronic Control (Pcb) - Whirlpool VAN GOGH WWD22ABBPH00 Service Manual

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5.17.2 – Brake Operation
Spinning
The
Electronic
energizes
the
Brake
overcoming the spring tension and
attracting its movable part and the
Brake Arm. Then the Brake Band
releases the Gearcase, enabling the
operation.
A – Brake Set Movement
Agitation
5.17 – Electronic Control (PCB)
The PCB consists in an electronic board that controls all Washer operations from the programming
performed by the user, energizing each electric component with the proper timing.
This Electronic Control (PCB) includes a Self-Test Routine in order to facilitate the fault diagnostics, as we
can see below:
TEST ROUTINE
Pre – Condition:
a) Fill the washer until Medium Water Level;
b) Remove Soap Dispenser Drawer or keep it half-open in order to evaluate if the Valve is being operated;
c) Remove the Power Plug from the Electric Supply and wait 5 seconds, subsequently press the
SELECT/ADVANCE PROGRAM key along with the MEDIUM WATER LEVEL key, plug it again.
Note: All LED's have been blinked twice and the SUPER WASH Program led will remain light,
otherwise, the routine was not accepted.
MSEX0060i
Control
(PCB)
Actuator,
A
B
With the Actuator deactivated, the Brake
Arm is attracted by the Spring strength (in
the direction contrary to the Actuator
attraction), pressing the Brake Band and
locking the Gearcase Drum, thus enabling
the mentioned operation.
B – Brake Set Movement
29

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