Graco Inc 695 Premium Hi-Boy, 795 Premium Hi-Boy, 3A0157A Motor Replacement, Removal, Installation

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Motor Replacement

Motor Replacement

Removal

Perform Pressure Relief Procedure; page 8.

1.Remove pump (91); see Displacement Pump Replacement, page 32 (695/795) page 34 (1095/1595/Mark V).

NOTICE

Do not drop gear cluster (89) when removing drive housing (90). Gear cluster may stay engaged in motor front end bell or drive housing.

2.Remove drive housing (90); see Drive Housing Replacement, page 28.

1.Remove Motor Shroud:

a.Remove bolts from motor shroud.

b.Remove pressure tube from sprayer.

c.Remove bottom screw from toolbox.

d.Loosen (but do not remove) four nuts on shelf. Carefully slide shelf forward.

e.Remove shroud.

2.Slide shelf back and tighten four nuts on shelf.

3.Remove four screws (38) and control cover (96).

4.Remove bottom two screws (39) and allow control panel (68) to hang down freely.

5.Disconnect all three motor connectors from motor.

6.Remove top two screws (39) and control housing (61).

7.Remove strain relief (29) from motor wires and power bar plate (69).

8.Remove motor wires from baffle 278075 and remove baffle.

9.Remove two screws (23) and nuts (19) on side opposite control.

10.Loosen two nuts (19) on side near control and remove motor (84) from cart frame (62).

Installation

1.Slide new motor (84) under two screws (23) in cart frame (62) near control.

2.Install two screws (23) and nuts (19) on motor side opposite control.

3.Install baffle and connect motor wires.

4.Tighten all four screws (23) and nuts (19). torque nuts to 115-135 in-lb (13-15 N•m).

5.Install strain relief (29) onto motor wires and into power bar plate (69).

6.Install control housing (61) with top two screws (39).

7.Connect all three motor connectors to motor.

8.Install control panel (68) with two screws (39).

9.Install control cover (96) with four screws (38).

10.Install drive housing (90); see Drive Housing Replacement, page 28.

11.Install pump (91); see Displacement Pump Replacement, page 32 (695/795) page 34 (1095/1595/Mark V).

12.Install Motor Shroud.

a.Loosen (but do not remove) four nuts on shelf and slide shelf forward.

b.Replace shroud.

c.Slide shelf back and tighten four nuts on shelf.

d.Replace bottom screw from toolbox and tighten.

e.Replace pressure tube from sprayer.

f.Replace bolts from motor shroud.

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3A0157A

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Contents Electric Airless Sprayers MarkModels Ultra MAX lIlTable of Contents Grounding Instructions GroundingFire and Explosion Hazard Skin Injection HazardPressurized Aluminum Parts Hazard Equipment Misuse HazardElectric Shock Hazard Moving Parts HazardComponent Identification Pressure Relief Procedure Pails Power RequirementsGrounding Extension CordTroubleshooting What to Check What to do Type of ProblemMechanical/Fluid Flow Follow Pressure Relief Procedure on What to Check What to do Type of Problem Type of Problem What to Check HOW to Check ElectricalCheck to see if transducer and control board Step Check Motor Thermal Switch Unplug thermal Is not correct, replace motor Sprayer Will Not Shut Off YESSprayer Will Not Run Step Removal Installation VAC and 110 VAC Motor Control Board33 D 115 VAC Filter Board RemovalPressure Adjust Potentiometer Pressure Control Transducer Install control box 61 and control panel 68 with four screws 3A0157A Drive and Bearing Housing Replacement DisassemblyAssembly Drive and Bearing Housing Replacement Motor Replacement InstallationRemoval Motor Replacement Displacement Pump Replacement for 695/795/Mark Perform Relieve Pressure ProcedureTi7169a Displacement Pump Replacement 1095/1595/Mark Perform Pressure Relief Procedure,Place u-bolt on pump door protrusion Attach drain hose to sprayer Hose Reel Grease shaft Install swivel Reed Switch Replacement Removal InstallationWiring Diagram 120V Models120V Models with 15/20 Amp Switch 240V Models 3A0157A Graco Standard Warranty For Graco Canada Customers
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