Bosch SHEM78WH5N Operating Instructions Manual page 49

Fault Cause
Food soils on Dishes placed too closely together,
the dishes. racks overfilled.
Spray arm rotation obstructed.
Spray arm nozzles are blocked.
Filters 1Z dirty.
Filters 1Z inserted incorrectly
and/or not engaged.
Rinse wash cycle too weak.
Dishes precleaned too intensely;
sensors therefore decide on weak
wash cycle sequence. Stubborn
soiling cannot be completely
removed.
Tall narrow containers in corner
areas are not rinsed adequately.
Upper rack 12 on right and left
not set to same height.
Dishwasher Incoming water is not warm
seems to run a
enough.
long time
Cycle time can vary due to soil and
water conditions.
Rinse aid dispenser 9" is empty. Add rinse aid.
Dishwasher connected to cold
water supply.
Note:
length.
Check the typical wash cycle
Troubleshooting en-us
Remedial action
Arrange dishes with adequate clearance
between them ensuring that the spray jets
can reach the surface of the dishes. Prevent
contact points.
Arrange dishes so that the spray arm can
rotate without obstruction.
Clean the spray arm nozzles.
Clean filters.
Insert and engage filters correctly.
Select a more intensive rinse cycle.
Increase sensitivity of the sensors.
Do not prerinse dishes. Remove only large
food soils.
Increase sensitivity of the sensors.
Recommended wash cycle "Regular" or
Intensive.
Do not place hollow containers too obliquely
and do not place in the corner area.
Set upper rack to same height using side
levers.
Before starting a cycle, run hot water faucet
at the sink closest to the dishwasher.
Sensors in the dishwasher automatically
increase the cycle time to ensure a good
wash when heavy soil is detected.
Verify dishwasher is connected to hot water
supply plumbing.
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