No Fill Diagnostics - Haier GE GDF450P R0 Series Technical Service Manual

2020 plastic tub value model dishwasher
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No Fill Diagnostics

Dishwasher not filling
Is water supply
Replace
No
turned off or fill
Water Valve
hose kinked?
Replace
Yes
main control
Repair or replace wire
harness
Internal Water Height
(mmH2O)
0
85
102
115
Are any fault codes
displayed? Enter Service
Mode, fill test (60 second
fill) Does it fill?
Check for
Yes
13.5 DCV at
Water Valve
Access main control, remove
J806 connector. Is resistance
pin 1 OS to pin 2 SX, ~32
Ohms
No
0 - 5 VDC Freq.
Output (Hz)
44.27 to 43.94
40.77 to 40.44
40.11 to 39.69
39.61 to 39.12
Yes
Is the fill
level
No
correct?
No
Was the fill
time 60
No
seconds?
No
Check pressure switch using table and
diagram below. Does it pass?
Yes
Internal Water Level Description
Typical Fill
Flood Trip Point - Drain Pump Runs
Water Over Tub Lip
– 42 –
No repair needed,
possible home water
pressure fluctuation
Yes
Check for house
plumbing fault, kinked fill
line, restricted water valve
screen
Yes
Replace
pressure
switch
No
Replace main control
Dry

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