Quantcast CRANKSHAFT AND PISTONS DISASSEMBLY/ASSEMBLY

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TM 5-2805-261-13
5-10. CRANKSHAFT AND PISTONS DISASSEMBLY/ASSEMBLY
This task covers:
Disassembly and assembly of crankshaft and pistons (including bearings).
INITIAL SETUP :
Tools:
Equipment Condition:
TB Engine holder - 303605
Engine removed and held in tool no.
303605.
T10 Retaining ring tool - 303859
T9 Piston ring compressor - 326592
Materials/Parts:
As required
Personnel Required:
Approximate Time Required (minutes):
1 mechanic
80
LOCATION/ITEM
ACTION
REMARKS
REMOVAL
Follow steps 1 thru 12,
See para. 5-9, steps 1 thru 12.
Be careful not to scratch or mar components of the
assembly when removing.
DISASSEMBLY
1.
Retaining ring (1)
Remove.
Use tool no. 303859.
2.
Crankcase head (2)
Remove.
3.
"O" ring (3)
Remove from head (2).
4.
Seals (4)
Remove.
5.
Snap ring (5)
Remove.
Use tool no. 303859.
6.
Roller bearing (6)
Remove.
Use gear puller.
7.
"O" ring (7)
Remove.
8.
Seal (8)
Remove
Support head on blocks and drive out with seal
driver.
9.
Roller bearing (9)
Remove.
5-30


 


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