TM 55-1905-223-24-8
3-26.
Repair Crankshaft Group. (FIGURE 3-14)
This task covers: Repair.
INITIAL SETUP
Tools
Equipment Condition
Tool kit, general mechanic's,
Crankshaft assembly removed
Bearing puller, P/N ST-1249
Materials/Parts
Tapered cone and rollers P/N 6652
Bearing cone P/N 2788
Lubricating grease, Item 1, Appendix C
REPAIR
a. Use a mechanical bearing puller and remove tapered cone and rollers (1) from crankshaft (2). Ensure rollers
rotate freely. Inspect for rust, corrosion or broken parts.
b. Replace if necessary.
c.
Apply a thin coat of grease and install tapered cone and rollers (1) on crankshaft (2).
d. Remove bearing cone (3) from shaft. Ensure bearings rotate freely; inspect for rust, corrosion, or cracks.
e. Replace if necessary.
f.
Apply a thin coat of grease and install bearing cone (3) on crankshaft (2).
g. Use magnaflux test method to inspect crankshaft (2) for cracks or broken parts.
Replace if necessary.
NOTE
Repair consists of replacing pulley assembly. Refer
Change 1
3-39
