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308660

Pinion, Clutch, Clamp, Field, & Engine

If servicing clutch components only, see Manual
308620.

If no service is needed for internal parts of pinion
housing, remove drive assembly (drive and pinion
housing) from clutch housing. See Manual 308620.

Pinion Housing Removal

WARNING

INJECTION HAZARD

To reduce the risk of serious injury,
whenever you are instructed to relieve
pressure, follow the 

Pressure Relief

Procedure

 on page 8.

NOTE:

Refer to Fig. 4 for Steps 1 to 5.

1.

Follow the 

Pressure Relief Procedure

, page 8.

2.

If the drive housing has not yet been removed,
follow steps 1 through 6 of 

DRIVE HOUSING

, on

page 1.

3.

Remove the two bottom screws (59) and lock-
washers (16) first, then remove the top three
screws (59) and lockwashers (16).

4.

Pull the pinion housing (2) away from the clutch
housing (1). The armature (51b) will come with it.

5.

Pull the armature (51b) off the hub (2h**

)

 of the

pinion housing. Also see Fig. 5.

6.

If replacing the complete pinion housing assembly
(2), brush bearing grease (supplied) on the pinion
shaft teeth. Then recoat the pinion shaft teeth with
bearing grease (supplied). Pack the remaining
bearing grease in the bottom part of the pinion
housing. Use 1/4 tube of the bearing grease.

7.

Install new gasket (64) (supplied).

8.

Reassemble to drive housing.

CAUTION

Do not lose the thrust ball (2d). Refer to the 

CAU-

TION

 on page 1 for more information

NOTE:

To disassemble the pinion, go to page 5. To

disassemble more of the sprayer, see Manual 308620.
To reassemble the sprayer from this point, skip ahead
to 

Reassembly

, page 6, Step 1.

05836A

Fig. 4

59

16

1

51b

2

See page 5.

1

1

2

2

Brush with bearing grease

3

Pack with bearing grease (1/4 tube).

3

2d

Summary of Contents for GM 3000

Page 1: ...all it may stay at tached to the drive housing or to the pinion housing Do not lose the thrust balls 6a and 2d or let them fall between the gears which will damage the drive housing if not removed If the balls are not in place the bearings will wear prematurely 7 Remove and inspect the crankshaft 8 and the connecting rod 10 Installation 8 Lubricate the inside of the drive housing bronze bearing wi...

Page 2: ...que to 100 in lb 11 N m 3 2 Quantity of three Quantity of one Lubricate with SAE non detergent oil 4 16 15 10 9 25 6 16 5 8 3 65 6a 2d A 26 23 REF A 19 68 1 1 2 3 4 2 69 64 05833A 06003 Fig 2 Brush and recoat with bearing grease Pack with bearing grease 3 4 tube ...

Page 3: ... and tip the pressure control 25 forward and up to detach it from the drive housing 6 4 Guide the harness A through the pinion housing and drive housing and remove the pressure con trol 5 Guide the harness of the new pressure control through the drive housing and pinion housing passages 6 Install the new pressure control Tip the pressure control down and back into the drive housing 6 Do not pinch ...

Page 4: ...washers 16 4 Pull the pinion housing 2 away from the clutch housing 1 The armature 51b will come with it 5 Pull the armature 51b off the hub 2h of the pinion housing Also see Fig 5 6 If replacing the complete pinion housing assembly 2 brush bearing grease supplied on the pinion shaft teeth Then recoat the pinion shaft teeth with bearing grease supplied Pack the remaining bearing grease in the bott...

Page 5: ...ion housing 7 Go to Reassembly page 29 Step 7 or continue on page 24 If you purchased parts separately follow steps 1 to 9 below Disassemble only as far as needed for the parts being replaced NOTE The old bearing 2g will be damaged as it is removed Have one on hand if you need to remove it for any reason Always replace bearing 2g if installing a new hub 2h 1 To replace small bearing 2n or roller c...

Page 6: ... kit to the face of the armature Engage the tabs on the spacer with the slots in the arma ture or bend tabs over outside diameter of arma ture Brace the cart against a wall to keep it from rolling Push the drive pinion assembly onto the clutch housing 1 There will be significant resistance When the mating surfaces of the drive pinion as sembly and the clutch housing 1 are flush re move the drive p...

Page 7: ...he kit even if the old ones still look good NOTE To minimize down time and for the best sprayer performance clean the transducer 22 whenever you repack the pump Replace these parts as needed Removing the pump See Fig 8 1 Flush the pump if possible Relieve pressure Stop the pump with the piston rod 107 in its lowest position if possible 2 Use a screwdriver to push the retaining spring 12 up and pus...

Page 8: ...ly relieved to prevent the system from starting or spraying accidentally Fluid under high pressure can be injected through the skin and cause serious injury To reduce the risk of an injury from injection splashing fluid or moving parts follow the Pressure Relief Procedure whenever you D are instructed to relieve the pressure D stop spraying D check or service any of the system equipment D install ...

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