Filter Board
22 3A2244A
Filter Board
Removal
1. Turn power OFF. Wait 5 minutes for power to dissi-
pate. Perform Pressure Relief Procedure, page 9.
2. Remove four screws and display cover.
3. Disconnect display connector from motor control
board.
4. Remove bottom two screws (39). Disconnect poten-
tiometer connector from motor control board.
5. Disconnect power cord connectors and filter board
connectors from ON/OFF switch and remove control
panel.
6. Mark VII Units: Disconnect Fast Flush switch con-
nector (L) from motor control board.
7. Disconnect motor control board power connectors
(K) from filter board (146).
8. Remove four screws (163) from filter board (146).
Installation
1. Install filter board (146) with four screws (163).
2. Connect motor control board power connectors (K)
to filter board (146).
3. Connect filter board power connectors to top two
terminals of ON/OFF switch and power cord con-
nectors to bottom two terminals of ON/OFF switch.
Connect potentiometer connector to motor control
board.
4. Mark VII Units: Connect Fast Flush switch connec-
tor (L) to motor control board.
5. Install control panel (68) with two screws (39).
6. Connect display connector to motor control board.
7. Install cover with four screws.
ti18387a
ti18386a
68
39
ti18388a
L
ti18381a
K
146
ti16256a
163
146
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