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Interior Features - Bosch SHI 4302 Repair Manual

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Fig. 5-7
The operating water level of the dishwasher is at approximately the upper edge of the filter basket.
Fig. 5-8
The Lower Spray Arm is press fit into the Feeder Tube Socket.
To remove the Arm, grasp the Arm Hub and pull up until the Arm disengages from the Socket.
The Arm or Arm Socket can now be checked for debris.
Fig. 5-9
The Filter Basket is removed by turning it ninety degrees counter-clockwise.
Fig. 5-10 Then lift it out for cleaning.
The Filter is a fine mesh of stainless steel and should be inspected and cleaned at least
once a month.
Fig. 5-11 With the Filter Basket removed, the filter screen can then be lifted out.
The Filter Screen is also made of stainless steel, and was designed with rolled ends to
eliminate sharp edges. It too should be inspected and cleaned at least once a month.
Fig. 5-12 With the Filter Screens removed you now have access to the sump area.
The Sump has a Drain Intake on the left, and the Circulation Pump Intake on the right.
A removable cover, item 1, hides the Drain Impeller. To remove the cover, remove the single
T-20 Torx screw and then lift the cover off. You may now examine the Impeller for any
The Feeder Tube Assembly allows water to flow to the Lower, then Upper Spray Arms and
then to the Top Sprayer Head. It is replaced as a complete assembly by first removing the
two T-20 Torx screws, item 2, at its base.
Then bring the tube up and off the Sump Housing, and remove it from the retaining clip
located on the rear wall.

Interior Features

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