No Fill Diagnostics - Haier GE DDT700S N0 Series Technical Service Manual

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
0 - 5 VDC Freq.
Are any error 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
Internal Water Level Description
Output (Hz)
44.27 - 43.94
40.77 - 40.44
40.11 - 39.69 Flood Trip Point - Drain Pump Runs
39.61 - 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
Dry
Typical Fill
Water Over Tub Lip
– 52 –
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