Hitachi 3900 Pinion Assembly/Clutch Armature/Clamp, Pinion Assembly/Clutch Armature Removal

Page 10

Pinion Assembly/Clutch Armature/Clamp

Pinion Assembly/Clutch Armature/Clamp

Pinion Assembly/Clutch Armature Removal

Pinion Assembly

If pinion assembly (29) is not removed from clutch housing (19), do 1. through 3. Otherwise, start at 4.

WARNING

Read Injection Hazard, page 3; Burn Hazard, page 4

1.Remove drive housing; page 9.

2.FIG. 4. Disconnect clutch cable connectors from inside of pressure control.

a.FIG. 14. Remove two screws (71) and swing down cover (130a).

b.Disconnect engine leads from board to engine.

c.Remove strain reliefs 130r and 123.

3.FIG. 4. Remove four screws (36) and pinion assembly (29).

36

37

19 29

36

37

ti5480a

FIG. 4

4.FIG. 5. Place pinion assembly (29) on bench with rotor side up.

5.Remove four screws (28) and lock washers (24). Install two screws in threaded holes (E) in rotor. Alternately tighten screws until rotor comes off.

 

28

29

 

24

 

 

E

 

E

 

 

ti5481a

ti5987b

FIG. 5

6.FIG. 6. Remove retaining ring (29b).

7.Turn pinion assembly over and tap pinion shaft (29a) out with plastic mallet.

27

29b

29a

29d

ti5482a

FIG. 6

Clutch Armature

8.FIG. 7. Use an impact wrench or wedge something between clutch armature (25) and clutch housing to hold engine shaft during removal.

9.Remove four screws (23) and lock washers (24).

10.Remove armature.







TIA

FIG. 7

10

310893L

Image 10
Contents 310892 311861 308491 Korean patentRelated Manuals 310894Contents Manual ConventionsFire and Explosion Hazard Equipment Misuse Hazard Pressure Relief Procedure MaintenancePremium Sprayers Engine Oil Funnel Troubleshooting Problem Cause SolutionClean filter. Manual 310892 or Installation Bearing Housing and Connecting RodRemoval Drive Housing Pinion housing 29 and locating pins BPinion Assembly Pinion Assembly/Clutch Armature/ClampPinion Assembly/Clutch Armature Removal Clutch ArmatureClamp Installation Clutch Housing EnginePressure Control Pump ON/OFF SwitchInstallation RemovalControl Board Pressure Adjust PotentiometerPressure Control Transducer Digital Display Messages Display Sprayer Operation Indication ActionDisplacement Pump Read Injection Hazard, page 3 Burn Hazard,Twist latch u-bolt back from pump door outer edge Attach drain hose to sprayer Displacement Pump 310893L Parts Gmax ll 3900 Parts DrawingGmax ll 3900 Parts List Part Description QtyGmax ll 5900/5900HD Parts Drawing 2EFEGmax ll 5900/5900HD Parts List Gmax ll 7900/TexSpray 7900 HD Parts Drawing 2EFEGmax ll 7900/TexSpray 7900HD Parts List Part Description QtyParts Drawing and List Pinion Housing, Drive Housing Ref 29 Pinion Housing Ref 33 Drive HousingLoBoy Suction Set Kits Kits include suction set and drain hosePressure Control and Filter Parts Drawing All ModelsPressure Control and Filter Parts List HandleRef 40 Bearing Housing Parts Sprayers, RAC X Tip, Gun & HoseTechnical Data Graco Standard Warranty For Graco Canada Customers