Graco 262288 Water Pump User Manual


 
Motor Control Board
12 3A0246C
Motor Control Board
Removal
120V Models:
1. Perform Pressure Relief Procedure, see page 4.
Wait 5 minutes before servicing.
2. Remove Power Module, see page 7.
3. Disconnect material hose (79) from pump (18a).
4. Remove four screws (40) and lift motor shroud (98)
off of motor.
5. Remove four screws (33b) and display cover (33k).
6. Disconnect display connector (A) from motor control
board (24) and remove display.
7. Remove bottom two screws (61) and remove control
panel (37).
8. Disconnect Prime/Tool Fill/Recirculate reed switch
connector (E) from motor control board (24).
9. Disconnect potentiometer connector (C) from motor
control board (24).
10. Disconnect 15/20A switch connector (X) from motor
control board (24).
ti15616a
79
18a
ti15624a
98
40
ti15786a
33b
33k
ti13569a
A
24
ti15795a
37
61
ti13572a
E
24
ti15791a
C
24
ti15850a
X
24