15309941
Pressure Adjust Potentiometer
Removal
1.
Relieve pressure; page 5.
Wait 5 minutes before servicing.
2. Fig. 3, 4 or 5. Remove four screws (38) and
cover (96).
3. Disconnect potentiometer connector (C) from
motor control board (95).
4. Remove knob (34) with a hex wrench.
5. Remove gasket (115), nut and potentiometer (82)
from control panel (68).
Installation
1. Install gasket (115), nut and potentiometer (82) on
control panel (68). Torque nut to 30–35 in-lb
(3.38–3.95 N·m).
2. Install knob (34) with a hex wrench.
3. Connect potentiometer connector (C) to motor
control board.
4. Install cover (96) with four screws (38).
Pressure Control Transducer
Removal
1.
Relieve pressure; page 5.
Wait 5 minutes before servicing.
2. Fig. 3 or 5. Remove four screws (38) and
cover (96).
3. Disconnect transducer connector (E) from motor
control board (95).
4. Disconnect potentiometer connector (C) from
motor control board.
5. Remove four screws (39) and control box (61).
Allow control panel to hang down freely.
6. Remove transducer (86) and o-ring (20) from filter
base (67).
7. Remove grommet (40) from transducer and save
for reuse.
Installation
1. Install o-ring (20) and transducer (86) in filter base
(67). Torque to 35–45 ft-lb (47–61 N·m).
2. Install grommet (40) onto transducer (86).
3. Connect transducer connector (E) to motor control
board.
4. Install control box (61) and control panel (68) with
four screws (39).
5. Connect potentiometer connector (C) to motor
control board.
6. Install cover (96) with four screws (38).
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