Graco 258907, 262300, 262288, 258906, 257100 manual Motor Control Board, 120V Models

Page 12

Motor Control Board

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).

79

18a

ti15616a

4.Remove four screws (40) and lift motor shroud (98) off of motor.

40

98

ti15624a

5.Remove four screws (33b) and display cover (33k). 33k

33b

ti15786a

6.Disconnect display connector (A) from motor control board (24) and remove display.

ti13569a

24

A

7.Remove bottom two screws (61) and remove control panel (37).

37

61

ti15795a

8.Disconnect Prime/Tool Fill/Recirculate reed switch connector (E) from motor control board (24).

24

E

ti13572a

9.Disconnect potentiometer connector (C) from motor control board (24).

24

ti15791a

C

10.Disconnect 15/20A switch connector (X) from motor control board (24).

24

X

ti15850a

12

3A0246C

Image 12 Contents
Drywall Feed Pump Electric Shock Hazard Moving Parts Hazard Pressure Relief Procedure Drive and Bearing Housing Installation Power Module Perform Pressure Relief Procedure, see PumpPush pump up until pump threads engage Motor Reconnect three wire harnesses see Wiring Diagrams, pages Motor Control Board 120V ModelsRemove two top screws 61 and control box UK and 240V Models Remove top two screws 61 and control box Apply new thermal paste into both pockets of heat sink Connect white power cord conductor D to motor control board UK and 240V Models Reconnect material hose 79 to pump 18a Prime Valve Handle Pressure Transducer 33b Flow Control Adjust Potentiometer Connect display connector a to motor control board Prime/Tool Fill/Recirculation Reed Switch Removal InstallationDigital Display Inline Valve Changing the NeedleReplacing the Battery Box Slide ControlParts Description QtyPump Module Parts Pump Module Parts List Part Description QtyInline Valve Parts 24F538 CableBox Slide Parts 24F463 Wiring Diagrams VAC NA UnitsVAC UK VAC Units Technical Data Unit Technical Data Pump3A0246C 3A0246C Graco Standard Warranty Graco Information
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