
– 19 –
Check for clogged:
inlet cover
sump
drain pump
drain pipe
one-way check valve
(in drain pipe)
YES
NO
Check for open circuit between
control module and pump or
between pump and door interlock
switch. If circuits OK, replace
control module.
NO
Check pump for open/
shorted motor winding or
for stalled/clogged
condition.
YES
Attempt
to activate drain
pump using service mode
(refer to Service Mode
chapter).
Pump activate?
Is L1
voltage
present at pump?
Note: Perform this test
with wiring connected
and
pump under
load.
Dishwasher Doesn’t Drain
DRAIN PUMP
J2-5
M
RX
WR
30
NO
N
COM
WX
DOOR
INTERLOCK
L1 Output from J2-5