TM 5-4310-451-14
5-32. MAIN BEARINGS AND CRANKSHAF
This Task Covers:
a.
Removal
b.
Disassembly
c.
Cleaning and Inspection
Initial Setup:
Equipment Conditions:
•
Oil pump drive gear removed (see paragraph 5-43).
•
Idler gear removed (see paragraph 5-40).
•
Pistons, connecting rods, and cylinder sleeves
removed (see paragraph 5-35).
Tools/Test Equipment:
•
General mechanic's tool kit
•
Field automotive shop set
•
Suitable lifting device
Personnel Required: Two
a. REMOVAL
1. Install dial Indicator on engine block (1). While
assistant pushes crankshaft (2) toward gage using
pry bar, adjust dial Indicator gage to zero (0).
2. While assistant forces crankshaft (2) in opposite
direction using pry bar, note end play.
d.
Assembly
e.
Installation
Materials/Parts:
•
Abrasive cloth (Item 10, Appendix E)
•
Plastic gage (Item 21, Appendix E)
•
Lubricating oil (Item 31, Appendix E)
•
Rags (Item 35, Appendix E)
•
Dry cleaning solvent (Item 38, Appendix E)
•
Marker tags (Item 40, Appendix E)
General Safety Instructions:
•
Dry cleaning solvent is flammable and must not be
used near open flame. Use only In a well-ventilated
area.
TA704954
5-73
