On/Off Switch Replacement - Graco NOVA Repair Manual

On/Off Switch Replacement

Removal
1.
Relieve pressure; page 4.
2. Fig. 7. Remove four screws (18) and pressure
control cover (39).
3. Disconnect two wires (A) from ON/OFF
switch (23).
4. Remove toggle boot (25) and locking ring (24).
Remove ON/OFF switch (23).
25
24
23
18
39
ON/OFF
Switch
Ref 23
TP1
Black
Green
Power
Plug
Ref 29
Fig. 7
12
824191
37
35
A
36 36
Ref 60
Red (+)
Ref 34
White
from Motor
Yellow
Black (–)
Installation
1. Install new ON/OFF switch (23). Install locking ring
(24) and toggle boot (25).
2. Connect two wires (A) to ON/OFF switch.
3. Install pressure control cover (39) with four
screws (18).
D
E
52
Wiring Diagram
L2 L1
Potentiometer
Ref 26
9580A
Pressure
Transducer
Ref 52
9535A