TM 5-4310-378-14
3-13. DRIVE PULLEY
This task covers:
Replacement
Tools:
7/16-in. wrench
Materials:
Brush, Cleaning (Appendix E,
item 1)
Rag, Wiping (Appendix E,
item 3)
Solvent, Dry Cleaning
(Appendix E, item 2)
Drive Pulley
Equipment Condition:
Ignition switch
pushed in (Table 2-1, 8).
Belt guard assembly
removed (Para 3-11).
V-belt set removed
Replacement.
Replace defective drive
pulley.
a. Removal.
(1) Using 7/16-in. wrench, remove two bolts (1) from drive pulley bushing (2).
(2) Remove bushing (2) and key (3) from drive pulley sheave (4).
(3) Pull sheave (4) from engine crankshaft.
b. Installation.
(1) Push drive pulley sheave (4) onto engine crankshaft.
(2) Align key (3) and bushing (2) and push them onto engine crankshaft.
(3) Align two bolt holes in bushing with two bolt holes in sheave and insert two bolts.
(4) Using 7/16-in. wrench, tighten bolts.
3-19