Champion UH-200, Техническое руководство

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7.3 Replacement Circuit Board Set-up (Cont.)
7.3.5 Time Select (Fill/Chemical Dispenser) Board
The Time Select (Fill/Chemical Dispenser) Board has 4 adjustable potentiometers.
Refer to Fig. 7.2.1, Circuit Board Layout, page 53, for the location of the Time Select Board.
WARNING:
When working on the dishwasher, disconnect the electrical service and place a red tag
at the disconnect switch to indicate work is being done on that circuit.
POTENTIOMETER ADJUSTMENT:
1. Turn power off at the dishwasher and the main power disconnect switch.
2. Open the front door.
3. Remove screws located in each corner of the hood.
4. Pull the slide-out control cabinet out fully.
5. Fold back the protective mylar drip shield.
6. Locate the Fill/Chemical Dispenser Board (See Fig. 7.2.1, page 53).
7. Note the position of the potentiometer adjustment screws. Refer to the potentiometer
detail in Fig. 7.3.3 above. Each pot has two small dots in one end of the adjustment dial
which denotes the pointer on the dial.
(Continued on next page)
FILL DETERGENT SANITIZER RINSE
AID
9 1
5
6
4
3
7
2 8
0 10
9 1
5
6
4
3
7
2 8
0 10
9 1
5
6
4
3
7
2 8
0 10
9 1
5
6
4
3
7
2 8
0 10
9 1
5
6
4
3
7
2 8
0 10
A
Detail
To Timer
Control Bd.
Figure 7.3.3
Time Select (Fill/Chemical Dispenser) Board Potentiometers
Adjustment Range
FILL:
2 to 40 secs.
DETERGENT:
1 to 30 secs.
SANITIZER:
1 to 30 secs.
RINSE AID:
1 to 30 secs.
Numbers 0-10
around POTS
DO NOT correspond
to time settings.
Use numbers for
reference only.
Part 7: SOLID STATE CIRCUIT BOARDS