ARMY TM 9-2805-258-14
AIR FORCE TO 38G2-89-21
NAVY NAVFAC P-8-614-14E
4-33. Ignition Timing.
This task covers:
Adjustment
INITIAL SETUP
Tools
Equipment Condition
General Mechanic’s Tool Kit (Item 1, Appendix B)
Governor adjusted (para. 4-44).
Light, Timing (NSN 4910-00-937-5724)
Top cover removed (para. 4-21).
(Item 2, Appendix B)
Adjustment. (figure 4-26)
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
Loosen connector nut (1) and disconnect No. 1 cylinder high tension cable (2).
Connect timing light (3) to high tension cable (2) and spark plug (4).
Loosen bolt (5) and nut (6).
Start engine (para. 2-9) and run at full governed speed.
Point timing light (3) at timing hole (7) and adjust magneto (8) until timing mark on flywheel (9) alines
with pointer (10) and tighten bolt (5) and nut (6).
Stop engine (para. 2-10).
Disconnect timing light (3) from high tension cable (2) and spark plug (4).
Install high tension cable (2) on spark plug (4) and tighten connector nut (1).
4 - 58
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