Graco Inc ti6106a, 309639, 309250, 310820, 310876, 310824D, 256481, 256391, ti9134b Motor Replacement

Page 27

Motor Replacement

See Wiring Diagram, page 28.

WARNING

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

CAUTION

Do not drop gear cluster (3) and (2) when removing drive housing (5). Gear cluster may stay engaged in motor frontend bell or drive housing.

Removal

1.Relieve pressure, page 8. Disconnect power cord from outlet.

2.Remove pump (9). Displacement Pump Replace- ment, page 14.

3.Remove drive housing, Drive Housing Replace- ment, page 16.

4.Remove Pressure (Fluid) Manifold, Manifold Replacement, page 24.

3134

33

30

30

15

645

1 Liberally apply grease

Motor Replacement

5.Disconnect all leads from board (33) and remove control board. Control Board Replacement, page 20.

6.Remove ground wire (G) from motor endbell.

7.Remove four screws (6) and motor (1) from frame (45).

Installation

1.Install new motor (1) on frame (45) with four screws

(6).

2.Install manifold (15) with two screws (6). Manifold Replacement, page 24

3.Install control board (33) with three screws (30). Connect all leads to board. See Control Board Replacement, page 20 and Wiring Diagram, page 28.

4.Connect ground wire (G) to motor with green ground screw (31).

5.Install Drive Housing. Drive Housing Replace- ment, page 16.

6.Install pump (9). Displacement Pump Replace- ment, page 14.

7.Install shroud (29) with two screws (30).

1

3

1

2

1

6

ti5642a

310824D

27

Image 27
Contents Hi-Boy ProStep StandManual Conventions ContentsGrounding Grounding InstructionsFire and Explosion Hazard Equipment Misuse Hazard Component Identification Component IdentificationGrounding and Electric Requirements InstallationPressure Relief Procedure General Repair Information Motor Won’t Operate TroubleshootingPower Cord Replacement Cord. See page 7, Grounding and Electric 14, Displacement Pump Replacement Removal Displacement Pump ReplacementInstallation Drive Housing Replacement Armature Short Circuit Test Spin TestFan Replacement Motor Brush Replacement Control Board Replacement 120V Fuse Replacement Pressure Control Assembly Replacement Manifold Replacement Removal Drain Line ReplacementPower Cord Replacement Motor Replacement 120V Model Wiring DiagramTechnical Data For Graco Canada Customers Graco Standard Warranty