TM 5-3895-369-14
4-30. VALVE AND ROCKER ARM ADJUSTMENTS.
This task covers:
Adjustments
INITIAL SETUP
Equipment Condition
Tools
Tool kit, general mechanics: Automotive
TM or Para
Condition Description
Valve covers removed.
Shop equipment, automotive maintenance and
General Safety Instructions
repair: organizational maintenance,
common no. 1, less power
Engine block retains extreme heat during
operation. Allow time for cooling before
performing procedure.
Holder, vibration damper (para F-7, appendix F)
Adjustments.
(1) Locate top dead center (TDC) as follows:
NOTE
A vibration damper holder is required for this task and must be fabricated (para F-7, appendix F).
Timing pin will lock when TDC is located.
(a) Place vibration damper holder in crankshaft adapter (1). Turn vibration damper holder clockwise
while pushing in timing pin (2).
(b) Disengage timing pin (2).
(d) Matchmark vibration damper (3) and timing cover (4).
4-170
