Bosch SHU53 - Page 13

BA Page D-2
SHU/SHI/SHV Dishwasher Troubleshooting Chart
1
st
Edition/Revision 0-B Wednesday, August 9, 2000
Problem Possible Cause Suggested Action
ü
üü
ü Washability
problems
(dishwasher
won't clean
properly) (cont.)
HINT: Must pull out dishwasher and
remove left side panel to access float
switch.
HINT: One "wax" motor operates both the
detergent and rinse aid dispensers through a
mechanical linkage. The system always resets
when door closes. Check linkage by moving it
manually. Check "wax" motor by running a
continuity check on its terminals.
ü
üü
ü Suds or foam
remains in
dishwasher.
ü
üü
ü Too much detergent used.
ü
üü
ü Improper detergent used
(other than powdered
dishwasher detergent).
ü
üü
ü Dishwasher doesn't drain
properly.
ü
üü
ü Instruct customer to use less.
ü
üü
ü Instruct customer to use a powdered
dishwasher detergent (e.g. Cascade
powder).
ü
üü
ü See Water doesn't drain properly on
page D-3.
ü
üü
ü Dishes won't dry
properly.
ü
üü
ü Rinse aid not used. ü
üü
ü Instruct customer on using rinse aid –
dishes won't dry without it.
ü
üü
ü Dishwasher has
an odor.
ü
üü
ü Standing water in dishwasher
sump.
ü
üü
ü Unclog air gap. Make sure top of drain
hose loop (behind dishwasher) is at
least 20" above floor (add a loop in
hose if there isn't one).
HINT: Water level in sump should
be at or below drain motor cover.
ü
üü
ü Standing water in dishwasher
base.
ü
üü
ü Minerals in customer water
supply.
ü
üü
ü Food debris in dishwasher
filters.
ü
üü
ü Turn off dishwasher, drain water
manually from dishwasher base and
correct source of water leakage.
ü
üü
ü Recommend customer to get water
tested and use an appropriate water
softener.
ü
üü
ü Clean dishwasher filters.
ü
üü
ü Dishwasher
won't run or
indicator lights
won't come on.
ü
üü
ü Dishwasher not turned on.
ü
üü
ü No power to dishwasher.
ü
üü
ü Door ajar or on/off switch
failed.
ü
üü
ü Door latch has broken.
ü
üü
ü Indicator light failed.
ü
üü
ü Turn on/off switch on.
ü
üü
ü Check customer circuit breaker, fuse
box or power connections.
ü
üü
ü Turn off dishwasher and check door or
on/off switch -- adjust or replace them.
ü
üü
ü Turn off dishwasher and replace door
latch – instruct customer to not pull on
door without pulling latch.
ü
üü
ü Run test program to see if light failed
(for SHU/I 43/53/68 models only – see
page F-1). If so, turn off dishwasher
and replace indicator light.