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 TM 5-1940-277-20
TM 1940-20/2
6.
Screw fuel adapter nut (10) to injector (16). Do not tighten.
7.
Screw connector nut(s) (11) to connector (14) and tighten using 5/8-inch wrench.
8.
Tighten fuel inlet adapter nut (10) using 7/8-inch wrench.
9.
With 1-5/16-inch open end wrench tighten injector oil seal nut(s) (9) until snug.
10.
Using cross tip screwdriver reinstall injector pipe clamp(s) (8).
CAUTION
Do not bend of twist RAIL LINE(s) (7). To do so will cause injector
leakage.
11.
Carefully thread Bolt(s) (6) into injector rail line(s) (7) observing caution above and seat bolt and
line finger tight to injector (16).
12.
Using 7/16-inch socket wrench torque bolt(s) (6) to 14-16 ft-lb.
13.
Using 7/16-inch open end wrench tighten union nut (5) connecting injector fuel return line (7).
14.
Install rocker arm assembly and adjust tappets (refer to paragraph 3-126).
15.
Install new gasket (4) on cylinder head.
16.
Reinstall rocker cover (3) and insure that gasket (4) is correctly positioned. (refer to paragraph
17.
Using flat tip screwdriver reinstall eight screws (2) securing rocker cover.
18.
Reconnect breather hose to rocker cover (3) and tighten clamp (1) using flat tip screwdriver.
19.
Close engine hatches.
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