ARMY TM 9-2805-257-14
AIR FORCE TO 38G2-103-2
NAVY NAVFAC P-8-612-14E
4-29. Breaker Points Assembly (Breaker Point Ignition).
This task covers:
General Mechanics Tool Kit (Item 1, Appendix B)
Rags, Wiping (Item 6, Appendix D)
Oil, Engine 15W-40 (Item 2, Appendix D)
This engine is equpped with two sets of breaker points. The following procedures are the
same for both sets.
a. Removal. (figure 4-21)
Unsnap two clips (1) securing breaker points cover (2) and move cover out of way.
Remove screw (3) and Iockwasher (4) and move connector bar (5) out of way.
Remove two screws (7) and washers (8) and remove breaker points (6).
b. Inspection. (figure 4-21)
(1) Inspect contacts (9) for pits or other signs of wear, and replace breaker points as needed.
(2) Inspect cam follower (10) for cracks or wear. Replace breaker points as needed.
c. Installation. (figure 4-21)
Do not tighten right hand mounting screw fully at this time.
Position breaker points (6) in governor housing (11) and secure with two screws (7) and washers (8).
Rotate engine by hand until cam follower (10) is on highest point of ignition cam (12).
Adjust point gap to .016 -0.20 in. (.040 -.050 cm) and tighten right hand screw.
Recheck point gap and adjust as needed.
Install connector bar (5) and secure with screw (3) and washer (4).
Use clean engine oil and lubricate ignition cam wick (13) sparingly.
Install breaker point cover (2) and secure with two clips (1).