64
VIII. Troubleshooting
VIII. Troubleshooting
(continued)
(continued)
Problem
Possible Cause
Suggested Action
9
Water in dishwasher base from
leaky or loose hose.
9
Turn off dishwasher, drain water manually
from dishwasher base and reinstall or replace
hose.
9
Dishwasher isn't level, causing
float switch (
e6
) to operate.
9
Level dishwasher using front and rear
leveling legs (see customer dishwasher
installation instructions).
9
Float switch or diaphragm (
e6
)
failed.
9
Turn off dishwasher and replace float
switch or diaphragm.
9
Debris in dishwasher base
activated float switch (
e6
).
9
Turn off dishwasher and remove debris
from dishwasher base
9
Low customer water supply
pressure.
9
Adjust customer water supply pressure (to
5-20 psi or 0.3-8.27 bars).
9
Inadequate customer water
supply piping.
9
Install appropriate piping to dishwasher
according to local codes.
9
Scale in customer supply piping
or dishwasher piping/parts from hard
water.
9
Clean or replace clogged piping/parts and
have customer get water tested and use
appropriate water softener.
9
Water won't fill.
9
Customer water supply turned off
or disconnected.
9
Reconnect and turn on customer water
supply.
NOTE : An "F" fault code
in
the
display
shows
there's a filling prob lem
(
not
filling,
over-filling,
underfilling or water in the
base
).
The
fault
code
can't b e reset manually –
it
will
reset
itself
15
minutes
after
the
dishwasher
has
b een
turned on (aft
9
Water valve (
s2
) failed.
9
Check resistance @ water valve terminals
(
≈
1000
Ω
). Turn off dishwasher and replace
faulty valve.
9
Water level switch (
f1
) failed.
9
Turn off dishwasher and replace faulty level
switch.
9
Timer (
SHU 30/40 models
) or
module (
all other models
) failed.
9
Check voltage at and wiring to timer or
module. Turn off dishwasher and replace faulty
timer or module (
for SHU/I 43/53 models,
install
existing
module jumper
onto new
module
).
9
Water in
dishwasher base
operated float switch (
e6
).
9
Turn off dishwasher, drain water manually
from dishwasher base, find source of leaking
water and fix water leak.
9
Dispenser actuator (
A2
) failed.
9
Turn off dishwasher and replace actuator.
9
Detergent dispenser door is
jammed.
9
Free jammed detergent dispenser door.
9
Refill
rinse
aid
light won't come on
9
Rinse aid level switch failed (reed
switch
e3
on standard dispensers or
built-in
actuator
on
top-load
dispensers).
9
Turn off dishwasher and replace reed
switch (standard dispensers) or top-load
dispenser.
9
Water fills too
slowly.
9
Detergent or rinse
aid
won't
dispense
properly.
9
Dishwasher won't
stop filling or won't
stop draining.
NOTE:
For minor problems from improper usage or lack of maintenance, please refer
customer to the
Self-Help
chart in their
Use and Care Manual
.
