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TM 10-3930-643-20
ENGINE, FUEL, EXHAUST AND COOLING TROUBLESHOOTING AND MAINTENANCE. (cont)
4-13.
Tachometer Drive (S/N 2001 and above). (Sheet 1 of 3)
This task covers:
a. Removal
b .
Cleaning/Inspection
c .
I n s t a l l a t i on
INITIAL SETUP
Tools
Shop Equipment, Automotive
Maintenance and Repair:
Organizational Maintenance,
Common No. 2, Less Power
NSN 4910-00-754-0650
Tool Kit, General Mechanics
Automotive
NSN 5180-00-177-7033
1 5/16 Combination Wrench
NSN 5120-00-232-5681
Materials/Parts
Cleaning solvent P-D-680
(App. C, Item 2)
Clean cloth (App. C, Item 10)
Protective cap
Except for special torques shown,
all fasteners are tightened to a
standard torque.
Refer to
Appendix E.
RMOVAL
1.
2 .
3.
4.
Go to
4-48
Remove right side access cover
(1)
f r o m r i g h t r e a r s i d e o f e n g i ne
compartment, refer
to paragraph
12-4.
Using a 1-5/16
combination wrench,
loosen locknut (3) on tachometer
drive assembly (2).
Using a 1-1/4 open end wrench,
remove tachometer drive assembly (2)
from injection pump access cover.
Using a 1-5/16 combination wrench,
remove locknut (3) from
tachometer
drive assembly (2).
sheet 2
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