TM 5-3805-262-34
3-1. ENGINE MAINTENANCE
a. Engine Tune-up (SHEET 1 OF 21).
This task covers engine tune-up services,
checks , adjustments, and tests.
TOOLS: No. 1 Common Organizational Maintenance Tool Kit
Screwdriver
Torque wrench, 1/2 inch drive
Fixed open end wrench set
Automotive Mechanic’s Tool Kit
Socket wrench set, 1/2 inch drive
Thickness gage
Compression gage adapter (FSCM 56873 PN 6050)
Compression gage (FSCM 45225 PN CD-504)
Dial indicator
Divider
Tappet adjustment tool
Tachometer
Hammer, soft
Valve spring compressor tool, fabricated (page 3-4)
Scriber
Temperature probe
MATERIALS/PARTS: Clean cloths (Appendix C, item 1)
Oil-soluble grease (Appendix C, item 27)
Wire, anti-tamper (Appendix C, item 41)
Seal, anti-tamper (FSCM 10988 PN A62746)
Nozzle gaskets (FSCM 10988 PN A76640)
REFERENCES: TM 5-3805-262-10
TM 5-3805-262-20
NOTE
PRELIMINARY PROCEDURE: Square tube and valve covers removed (page
and tachometer cable disconnected from tachometer drive assembly
to TM 5-3805-262-20).
Do the following engine tune-up tasks in order unless otherwise
fied.
(1) Tune-up Services.
(a) Clean and inspect crankshaft pulley (page 3-52).
NOTE
Refer to TM 5-3805-262-20 for following three steps.
(b) Clean air intake system.
3-60),
(refer
speci-
(c) Service fuel filters.
(d) Adjust drive belts.
3-3
