Adjustment-continued - TM-9-2815-224-34-P0483

TM 9-2815-224-34&P

Engine Tune-Up Instructions (Cont)

(1)

Soldier B rotates crankshaft by turning pulley (1) clockwise while Soldier A holds fuel rod

clevis (2) in the no-fuel position and tells Soldier B when exhaust valves (3) are fully opened.

NOTE

Flat side of injector gage faces injector

follower.

(2)

Insert 1.466 in. injector gage (engines

with throttle delay) or 1.52 in.

injector gage (engines with fuel

modulator) in hole at top of fuel

injector body (4).

(3)

Loosen locknut (5) on injector rocker

arm push rod (6).

(4)

Turn push rod (6) and adjust injector

rocker arm (7) so flat side of injector

gage passes just over top of injector

follower (8).

(5)

Hold push rod (6) and tighten

locknut (5).

(6)

Push injector gage into fuel injector

body (4) and recheck clearance of

injector follower (8). If clearance is

wrong repeat steps (2) through (5).

(7)

Adjust timing of remaining seven fuel

injectors (9) following steps (1)

through (6).

b. Follow-on Maintenance. Adjust

governor gap (para 19-5).

END OF TASK

Change 3

19-7