Service manual

30 800170
Section 3 Troubleshooting (EDC Models – Washer Control)
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11. WASHER WILL NOT FILL
Washer will not fill
Change inoperative
pressure switch.
Yes
(1) "AC"
(2) "AC"
(3) "AC"
No
Still no voltage.
Yes
No
Is there
voltage at input side
of pressure switch to
"FS-2" on motor
control?
Correct wiring at
pressure switch.
Correct wiring
between electronic
control and
pressure switch.
Is there voltage at
input wires on
mixing valve to
"FS-2" on motor
control?
Yes
No
Is there voltage at
input side of
pressure switch to
"H1-3" and/or "H1-9"
on motor control?
Change motor
control.
Change mixing
valve.
H138SE3B