Graco Inc ti6125a, 309639, 309250, 310820, 310876, 310824D, 256481, 256391 Control Board Replacement

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Control Board Replacement

Control Board Replacement

See Wiring Diagram, page 28.

WARNING

Read Electric Shock Warning, page 3 and Pressure Relief Procedure, page 8.

6.Pull control board out slightly and then slide it back and off of frame.

Make sure power cord is free and NOT wrapped around cord wrap.

7. Remove grommet and wires from strain relief.

Removal

1.

Relieve pressure, page 8. Disconnect power cord

 

from outlet.

2.

Remove two screws (30) and shroud (29).

3.

Disconnect pressure switch connector (A) from con-

 

trol board (33).

4.

Disconnect motor connector (B) from control board

 

(33).

5.

Remove 3 screws (30) securing control board to

 

housing (2 are located on the front and one on the

 

back next to the power cord).

33

.

A

B

B

A

33

240V120V

33

30

30

ti6119a

Ground wire will remain attached to sprayer with grounding screw.

8.Remove 2 power cord connectors from control board.

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310824D

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Contents Stand Hi-Boy ProStepContents Manual ConventionsGrounding Instructions GroundingFire and Explosion Hazard Equipment Misuse Hazard Component Identification Component IdentificationInstallation Grounding and Electric RequirementsPressure Relief Procedure General Repair Information Troubleshooting Motor Won’t OperatePower Cord Replacement Cord. See page 7, Grounding and Electric 14, Displacement Pump Replacement Displacement Pump Replacement RemovalInstallation Drive Housing Replacement Spin Test Armature Short Circuit TestFan Replacement Motor Brush Replacement Control Board Replacement 120V Fuse Replacement Pressure Control Assembly Replacement Manifold Replacement Drain Line Replacement RemovalPower Cord Replacement Motor Replacement Wiring Diagram 120V ModelTechnical Data Graco Standard Warranty For Graco Canada Customers