Fisher & Paykel DD601v2 Service Manual page 30

Is the water
No
pressure
above 50Kpa?
Yes
Does the water
No
valve activate in
diagnostics?
Yes
Sprayarm not
Not OK
in place.
OK
The wash
impellor is
Not OK
slipping or
missing
OK
Machine
Not OK
siphoning
U1
Motor runs for 15 seconds, during
which time the fill valve operates
for 2 seconds. This occurs three
times. If prime is not detected
then the fill valve is operated
continually until prime is reached.
Below 50kPa water
pressure change the
programme from
'HP' to 'LP' as per
Page 14
Check the voltage
at the controller to
the valve. 24vdc
Not OK
Replace the
electronic
controller
Refit spray
arm
Replace the
rotor
assembly
Check the
drain length
and height
OK
- 27 -
Is the tap turned
on or the water
inlet filters
blocked?
Check the
continuity of the
OK
wiring and valve.
OK
Replace the valve.
It must have a
mechanical fault.
Foaming
Check for a
OK
kinked hose
Check the
resistance of the
Not OK
valve at the
valve.
Not OK
Replace the
valve.
Check and
repair the wiring
or connections
Check for
incorrect use of
detergent or
rinse aid leak.
OK