Graco 190ES 232900 Assembly And Repair Instructions page 17

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On/Off Switch Replacement
240 Vac (232906)
Removal
1.
Relieve pressure; page 6.
2. Fig. 8. Remove pressure control cover (39).
3. Disconnect four wires (A) at ON/OFF switch (23).
4. Remove toggle boot (25) and locking ring (24).
Remove ON/OFF switch (23).
25
24
23
39
18
Caution
Heat from inductor coil of filter board
may destroy wire insulation that
comes in contact with it. Exposed
wires could cause shorts and com-
ponent damage. Bundle and tie all
loose wires so none lay in contact
with inductor coil of filter board.
Fig. 8
Installation
1. Install new ON/OFF switch (23). Install locking ring
2. Connect four wires (A) to ON/OFF switch.
3. Install pressure control cover (39).
37
35
A
36
22
C
D
E
52
ti0055b
ON/OFF
Switch
Green/Yellow
Power
Plug
Yellow
from Motor
Black/White (–)
Red/White (+)
(24) and toggle boot (25).
Wiring Diagram
TP1 TP2
Blue
Brown
L2
L1
Red (+)
Black (–)
Capacitor
Filter Board
Brown
Blue
Pressure
Transducer
Potentiometer
TI0058
17
309063

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