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F1
Monitored while mains
power is on. When one
drawer leaks this cuts out
both drawers. F1 is not
monitored in diagnostics.
Did a flood
occur & activate
the flood switch?
Check the flood
switch wiring and
switch for a
closed circuit
Does the water
overflow
through the
back air vent?
Look for a leak
from the lid, tub
& hoses (refer
Page 32)
Is the water level
in the tub above
the spray arm?
Note*
Check the spray
arm for a split or
water deflection
Check the fill valve
for an electrical or
mechanical fault
Replace
valves
Check load
sensing through a
serial download
connection
Test the flood
switch connections
for a closed circuit
Repair the
wiring or
connections
Replace the
flood switch
Yes
No Yes
Yes
No
Not OK
OK
Note: Has the spray arm floated off
affecting load sensing or is the product
programmed for low pressure fill on a high
pressure installation? Reprogramme?
Has the switch or
polystyrene float
been mislocated
Was the
machine
tilted?
No Yes
Not OK
OK Not OK
Relocate float
Yes
Machine may be
syphoning and has
topped up too
many times
Check non-return
valve and drain
hose height
No
No