On/Off Switch Replacement

100 Vac (232903)

Removal

1. Relieve pressure; page 6.

2.Fig. 13. Remove four screws (18) and pressure control cover (39).

3.Disconnect four wires (A) from ON/OFF switch (23).

4.Remove toggle boot (25) and locking ring (24). Remove ON/OFF switch (23).

25

24

37

A 35 36

23

18

52

Installation

1.Install new ON/OFF switch (23). Install locking ring (24) and toggle boot (25).

2.Connect four wires (A) to ON/OFF switch (23).

3.Install pressure control cover (39) with four screws (18).

22

D E

ti0056b

Wiring Diagram

 

39

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.

 

 

Filter Board

TP2

 

 

 

 

Brown

 

 

 

 

TP1

 

 

 

L2

L1

Brown

ON/OFF

 

 

 

Switch

 

Blue

 

Blue

 

 

 

 

Blue

Yellow

 

 

Pressure

 

from Motor

 

 

Power

 

 

Transducer

 

 

 

 

 

 

 

Plug

 

 

 

 

 

 

 

Red (+)

 

Brown

 

Black (--)

 

 

 

Green/

 

 

Potentiometer

 

Yellow

 

Capacitor

 

 

 

 

 

Red (+)

TI0059

 

Fig.

13

309063 17

Page 17
Image 17
Graco 309063F important safety instructions 100 Vac, Removal