Graco 795 Paint Sprayer User Manual


 
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Drive and Bearing Housing Replacement
CAUTION
Do not drop gear cluster (89) when removing drive
housing (90). Gear cluster may stay engaged in
motor front end bell or drive housing.
Disassembly
1.
Relieve pressure; page 5.
2. Remove screw (31), two nuts (24), pail hanger (55)
and pump rod cover (108).
3. Remove pump (91); Displacement Pump Re-
placement, page 16.
4. Fig. 4. Remove two screws (31) and shroud (72).
5. Remove four screws (31) and front cover (51).
6. Remove four screws (14) and washers (12) to
remove bearing housing (83) and connecting
rod (85).
7. Remove five screws (6) and pull drive housing (90)
off motor (84).
Assembly
Fig. 5. Make sure gear (89) and thrust washers (28,
30, 90a, 36) are in place. Brush grease onto gear
teeth.
1. Fig. 4. Push drive housing (90) onto motor (84)
and install with five screws (6). Torque to 190–210
in-lb (21–23 N·m).
2. Install bearing housing (83) with four screws (14)
and washers (12). Torque to 25–30 ft-lb (34–40
N·m).
3. Install front cover (51) with four screws (31).
4. Install shroud (72) with two screws (31).
5. Install pump (41); Displacement Pump Replace-
ment, page 16.
6. Install pump rod cover (108) and pail hanger (55)
with screw (31) and two nuts (24).