Pinion Assembly/Rotor/Shaft/Clutch/Pulley

Installation

1.Fig. 9. Install jack shaft assembly (169c). Install retaining ring (169b).

2.Fig. 8. Lay two stacks of two dimes on smooth bench surface.

3.Lay armature (86) on two stacks of dimes.

4.Press hub (94) down on bench surface.

86

94

0.12 ±.01 in. (3.0 ±.25 mm)

 

 

dimes

Fig. 8

8705A

 

5.Fig. 9. Place spacer (169f) and armature (94, 86) on jack shaft assembly (169c).

6.Install three screws (63) through mounting plate

(D) and into clutch housing (169).

7.Apply LoctiteR to screw (101). Install screw, washer (166), key (41) and pulley (53) in end of jack shaft assembly (169c). End of jackshaft (169c) must be 0.090 in. below flush with end of bushing.

8.Hold pulley (53) and install four screws (88) and washers (37) in hub (94). Torque to 125 in-lb (14 N￿m).

9.Install belt guard (117), belt guide bracket (171) and vee belt (103).

10.Fig. 7. Tap pinion shaft (169c) in with plastic mallet.

11.Install retaining ring (169b).

12.Fig. 6. Place pinion assembly on bench with rotor side up.

13.Apply Loctite to screws. Install four screws (16) and lockwashers (37). Alternately torque screws to 125 in-lb until rotor is secure.

14.Push pinion housing (4) assembly onto clutch housing (169e). Tap lightly on front of bearing housing (17) with a plastic mallet to push drive housing and pinion housing assembly onto clutch housing.

15.Install pinion assembly with five screws (47) and lockwashers (37).

16.Fig. 4. Connect field cable (X) to pressure control.

17.Page 10. Do Drive Housing, Installation.

41

169e

101 166 53

103

169b

169c

171

117

169f

86

94

37

88

D

63

ti1853a

Fig. 9

12309411

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Hitachi 309411E manual Do Drive Housing, Installation