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McCULLOCH
CHAIN SAW
33
Fig. MC132'-Expioded view ofpowerhead typicai
of ail models.
1. Cylinder
2. Piston ring
3. Piston
4. Piston pin
5. Snap ring
6. Needle bearing
^
7. Crankshaft
^-
8. Connecting rod
^.-f
9- Seal
^
^—tf'^Tjn 1^- Main bearing
^ ^ ' ' ^ 11. Needle rollers
12. Worm gear
13. Spring
14, Seal
15. Oil pump housing
16. Starter pawl
17. Spring
18. Flywheel
19. Air shroud
20. "0" ring
21. Washer
22. Spring
23. Oil pump plunger
24. Plug
26. Oil hose
26. Adjusting screw
27. Crankcase
28. Washer
29. Needle bearing
30. Clutch drum
31. Clutch hub & shoes
32. Dust cover
33. Nut
Fig. fACi33—Expioded view of chain braife assembly.
1.
2.
3.
Hand guard
Brake stop
Brake latch
4.
5.
6.
Roller
Actuating lever
Brake spring
7.
8.
9.
Bar pad spacer
Brake housing
Brake hand
10.
11
12.
Foam seal
Shield
Shoulder bolt
Fig. fiAC134^Expioded view of rewind starter.
1. Rope handle
4. Rope pulley
2. Starter housing
5. Screw
3. Rewind spring & case
6. Fan housing
•
394
Illustrations courtesy McCulloch Corp.
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