Graco 258906 - Manual (Page 14)

Motor Control Board
14 3A0246C
110 UK and 240V 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 from motor control board (24)
and remove display.
7. Remove bottom two screws (61) 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 black power lead (G) from motor control
board to filter board. Disconnect blue power lead (B)
from motor control board to filter board.
11. Remove ground screw (58) from motor control
board/heat sink assembly.
ti15616a
79
18a
ti15624a
98
40
ti15786a 33b
33k
ti13569a
24
ti15795a
37
61
ti13572a
24
E
ti15791a
C
24
ti15848a
B
G
ti15846a
58