Graco 3400 Paint Sprayer User Manual


 
Pinion Assembly/Clutch Armature/Clamp
310813 Rev C 9
Pinion Assembly/Clutch Armature/Clamp
Pinion Assembly/Clutch Armature Removal
Pinion Assembly
If pinion assembly (50) is not removed from clutch housing
(51), do 1. through 3. Otherwise, start at 4.
1. Relieve pressure, page 5.
2. Remove drive housing; page 8.
3. F
IG. 14. Disconnect clutch (A) and clutch (B) connectors
from control board.
a. Remove two screws (91) and swing down cover (77).
b. Remove strain relief 24b.
4.
FIG. 3
. Remove four screws (18) and pinion assembly (50).
FIG. 3
5. FIG. 4. Place pinion assembly (50) on bench with rotor
side up.
6. Remove four screws (41) and lock washers (34). Install
two screws in threaded holes (E) in rotor. Alternately
tighten screws until rotor comes off.
FIG. 4
7. FIG. 5. Remove retaining ring (50d).
8. Turn pinion assembly over and tap pinion shaft (50c) out
with plastic mallet.
FIG. 5
Clutch Armature
9. FIG. 6. Use an impact wrench or wedge something
between clutch armature (38) and clutch housing to hold
engine shaft during removal.
10. Remove four screws (35) and lock washers (34).
11. Remove armature (38).
FIG. 6
WARNING
Read Injection Hazard, page 3; Burn Hazard, page 4
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