Troubleshooting

240 VAC Filter Board

Perform Pressure Relief Procedure; page 8.

Removal

1.Remove four screws (38) and cover (96).

2.Disconnect display connector (A) from motor control board (52).

3.Remove bottom two screws (39). disconnect poten- tiometer connector (C) from motor control board (52). Disconnect power cord connectors (D) and fil- ter board connectors (J) from ON/OFF switch (33) and remove control panel (68).

4.Disconnect WatchDog switch connector (X) and reed switch connector (L) from motor control board.

5.Disconnect motor control board power connectors

(K) from filter board (146).

6. Remove four screws (163) from filter board (146).

Installation

1.Install filter board (146) with four screws (163).

2.Connect motor control board power connectors (K) to filter board (146).

3.Connect filter board power connectors (J) to top two terminals of ON/OFF switch (33) and power cord connectors (D) to bottom two terminals of ON/OFF switch.

4.Connect potentiometer connector (C) to motor con- trol board (52).

5.Connect WatchDog switch (X) and reed switch con- nector (L) to motor control board.

6.Install control panel (68) with two screws (39).

7.Connect display connector (A) to motor control board (52).

8.Install cover (96) with four screws (38).

240 VAC

 

5

F H

 

 

 

52

 

 

 

 

 

 

 

 

G

 

 

 

 

26

 

 

 

 

52

 

 

146

 

 

 

 

 

61 K

C

 

 

A 163

 

 

 

 

 

96

 

 

 

A

 

 

 

 

38

J

A

A

 

 

 

E

33

 

 

 

 

 

39

 

 

 

 

 

 

 

C

E 80

39

 

 

20

 

 

 

82

 

 

 

 

 

 

 

L

67

 

 

 

 

 

 

82

68

ti14890a

 

 

 

 

34

 

 

115

X

3A0157B

23

Page 23
Image 23
Graco ti15035b, ti14838b, ti15034a, ti15036b important safety instructions VAC Filter Board, Removal