Bosch SHI4302 Manual page 79

VIII. Troubleshooting
VIII. Troubleshooting
Circulation Pump
Circulation Pump
Replacement impellers will have a
older impellers. The impeller ceramic ring should be
or bright white.
Impeller kit # 167085, showing front
and rear sides of impeller and carbon
Black spacer
– Replacing Impellers (3)
– Replacing Impellers (3)
ring (spring).
Carbon ring (spring)
green
Note
around impeller shaft.
77
tint compared to
pink
HINT: To remove an
impeller, place a 8mm nut
driver (or similar tool) on
8mm stud in center of
impeller.
pink
ceramic ring