Graco Inc. 235490 Paint Sprayer User Manual


 
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Pinion Assembly/Rotor/Field/Shaft/Clutch
Installation
1. Fig. 14. Lay two stacks of two dimes on smooth
bench surface.
2. Lay armature (89) on two stacks of dimes.
3. Press center of clutch down on bench surface.
Fig. 14
4a
8705A
0.12 ±.01 in. (3.0 ±.25 mm)
4. Install armature (89) on engine drive shaft.
5. Install four screws (2) and lockwashers (43) with
torque of 125 in-lb.
6. Fig. 12. Tap pinion shaft (58d) in with plastic
mallet.
7. Install retaining ring (58e) with beveled side facing
field.
8. Fig. 11. Place pinion assembly (58) on bench with
roto r side up.
9. Apply locktite to screws. Install four screws (2) and
lockwashers (43). Alternately torque screws to 125
in-lb until rotor is secure. Use threaded holes to
hold rotor.
10. Fig. 10. Install pinion assembly (58) with five
screws (99) and lockw ashers (43).
11. Connect field cable to flow control.
Collar
Removal
1. Fig. 15. Loosen two screws (2) on collar (86),
2. Push screwdriver into slot in collar (86) and re-
move collar.
Installation
1. Fig.15. Install engine shaft key (90).
2. Tap collar (86) on engine shaft (A) with plastic
mallet.
3. Press collar (86) onto engine shaft (A). Maintain
dimension shown note 2 in Fig. 15. Chamfer must
face engine.
Check dimension: Place rigid, straight steel bar (B)
across face of clutch housing (88). Use accurate
measuring device to measure distance between
bar and face of collar. Adjust collar a s necessary.
Torque tw o screws (16) to 125 ±10 in-lb (14 ±1.1
N¡m).
Fig. 15
2
88
B
03483
1
3
2
Face of clutch housing
1.812 ±.010 in. (46.02 ±.25 mm)
Torque to 125 ±.10 in-lb (14 ±1.1 N¡m)
1
2
3
90
86
A
4
Chamfer this side
4