Graco Inc 308870 dimensions Clamp

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Pinion Assembly/Rotor/Field/Shaft/Clutch

Installation

1.Fig. 10. Lay two stacks of two dimes on smooth bench surface.

2.Lay armature (4a) on two stacks of dimes.

3.Press center of clutch down on bench surface.

4a

0.12

±.01 in. (3.0 ±.25 mm)

 

Fig. 10

8705A

4.Install armature (4a) on engine drive shaft.

5.Install four screws (16) and lockwashers (17) with torque of 125 in-lb.

6.Fig. 8. Tap pinion shaft (19d) in with plastic mallet.

7.Install retaining ring (19e) with beveled side facing field (Y).

8.Fig. 7. Place pinion assembly on bench with rotor side up.

9.Apply locktite to screws. Install four screws (16) and lockwashers (17). Alternately torque screws to 125 in-lb until rotor is secure. Use threaded holes to hold rotor.

10.Fig. 6. Install pinion assembly (19) with five screws (10) and lockwashers (9).

11.Fig. 5. Connect field cable (X) to pressure control and engine lead.

Clamp

Removal

1.Fig. 11. Loosen two screws (16) on clamp (8),

2.Push screwdriver into slot in clamp (8) and remove clamp.

Installation

1.Fig. 11. Install engine shaft key (7).

2.Tap clamp (8) on engine shaft (A) with plastic mallet.

3.Press clamp (8) onto engine shaft (A). Maintain dimension shown note 2 in Fig. 11. Chamfer side must face engine.

Check dimension: Place rigid, straight steel bar (B) across face of clutch housing (5). Use accurate measuring device to measure distance between bar and face of clamp. Adjust clamp as necessary. Torque two screws (16) to 125 ±10 in-lb (14 ±1.1 N￿m).

￿Face of clutch housing

￿1.812 ±.010 in. (46.02±.25 mm)

￿Torque to 125 ±.10 in-lb (14 ±1.1 N￿m)

4Chamfer this side

￿5

￿

8

7

B

4

 

 

 

16 ￿

Fig. 11

A

03483

 

 

10 ￿0￿￿￿0

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Contents Table of Contents 308870Working Pressure Component Identification and Function Maintenance Pressure Relief ProcedureTroubleshooting CauseReplace packings. Manual Replace rod. Manual Drive Housing RollersCam Follower Bearings Pinion Assembly/Rotor/Field/Shaft/Clutch Remove five screws 26 and lockwashers 17 and pinion assemblyClamp Clutch Housing EngineOn/Off Switch Control Board Pressure Adjust PotentiometerPressure Control Pressure Control TransducerControl Board Diagnostics Indicates What to doRemoval Displacement PumpInstallation RepairPump Pin Clip Remove clipParts List & Drawing Pinion Assembly Ref NoParts Drawing Hi-Boy Sprayers ModelParts List Hi-Boy Sprayers Parts Drawing Lo-Boy Sprayers Parts List Lo-Boy Sprayers Parts Drawing Sprayer Models 232630 throughParts List Sprayer Models 232630 throughAccessories Parts List & Drawing Complete SprayersModels 232631 Dimensions Technical DataGraco Phone Number Graco Warranty For Graco Canada Customers