Filter
Top Products
59
2) Remove the front panel.
3) Slide out the control box.
4) Remove the plastic bag covering the thermistor connector, then disconnect the thermistor
connector. If replacing the wash tank thermistor, disconnect the leads from the wash tank
electrode. If replacing the booster tank thermistor, disconnect the closed end connectors
for the booster tank water level fl oat switch and the booster tank backup water level fl oat
switch.
5) Remove the tape or ties securing the thermistor leads, then pull out the thermistor from
the wash tank or booster tank straight towards you.
6) Clean out all old sealant from inside the thermistor hole.
7) Route the wires from the new thermistor connector through the existing black plastic
sleeve.
8) Apply the recommended sealant (
KE4560RTV, Part Code 60Y000-11 or 4A0683-01)
to the end of the new thermistor, then insert the thermistor quickly and securely.
9) Use tape or ties to secure the thermistor leads in their correct position.
10) Reconnect the thermistor connector and the wash tank electrode leads or the booster
tank water level fl oat switch and booster tank backup water level fl oat switch leads, then
bag and tie them.
11) Replace the control box and the front panel in their correct positions.
NOTICE
Be careful not to damage the wiring when handling the control box.
I. Removal and Replacement of Control Board or Operation Board
When replacing a control board or operation board, follow the precautions below.
NOTICE
1. The control board and operation board are fragile; handle very carefully.
2. The control board and operation board contain integrated circuits, which
are susceptible to failure due to static discharge. It is especially important to
touch the metal part of the unit when handling or replacing the control board
or operation board.
3. Do not touch the electronic devices on the control board or operation board
or the back of the control board or operation board.
4. Do not change wiring and connections.
5. Always replace the whole control board or operation board assembly if it
goes bad.
6. Do not short out power supply to test for voltage.
1. Control Board
1) Use the “ON/OFF” button on the operation panel to turn off the unit, then turn off the
dishwasher and booster tank power supplies. Lockout/Tagout to prevent the power
supplies from being turned back on inadvertently.
2) Remove the front panel and the control box cover.