TM 9-2815-225-34&P
3-79.
VIBRATION DAMPER AND CRANKSHAFT PULLEY INSTALLATION
THIS TASK COVERS:
Installation
INITIAL SETUP:
APPLICABLE MODELS
REFERENCES (TM)
All
None
SPECIAL TOOLS
TROUBLESHOOTING REFERENCES
Two vibration damper guide pins
Para. 2-8
(Appendix D, Item 2)
EQUIPMENT CONDITION
TEST EQUIPMENT
Front gear cover installed (para. 3-75).
None
SPECIAL ENVIRONMENTAL CONDITIONS
MATERIALS/PARTS
Work area clean and away from blowing dirt and
Oil, lubricating, OE/HDO 30
dust.
(Appendix C, Item 21)
GENERAL SAFETY INSTRUCTIONS
PERSONNEL REQUIRED
None
Automotive repairman MOS 63H
LOCATION/ITEM
ACTION
REMARKS
Installation
CAUTION
To avoid engine damage, ensure mounting surfaces of vibration damper and crankshaft are
clean and dry. Do not get any lubricating oil on these surfaces.
1.
Two vibration damper
Install on two opposite holes in
See Item 2, Appendix D.
guide pins (5)
face of crankshaft (6).
2.
Crankshaft pulley (4) and
Install on two guide pins (5) and
vibration damper (3)
push onto crankshaft (6) until
seated.
3.
Six screws (1) and washers
a. Apply a coat of clean
Use OE/HDO 30 lubricating oil.
(2)
lubricating oil to threads of
screws (1) and face of washers (2).
b. Install on vibration damper
Install four screws (1) and
(3), crankshaft pulley (4), and
washers (2), then remove
crankshaft (6).
two guide pins (5) and install
remaining two screws (1) and
washers (2). Tighten screws (1) to
190 lb-ft (258 Nm).
4.
Vibration damper (3)
a. Using dial indicator, measure
Total indicator reading must not
movement on vibration damper (3)
exceed 0.004 in. (0.102 mm) per
circumference by rotating
1.0 in. (25.4 mm) of the damper
crankshaft (6).
diameter. Remove and discard
vibration damper (3) if not within
limits.
3-606
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