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TM 10-3930-638-24&P
4 - 3 . S Y S T E M M A I N T E N A N C E ( c o n t)
a. Fuel Injector (cont).
STEP
LOCATION
ITEM
ACTION
REMARKS
DISASSEMBLY (cont)
8
Compression
Remove
Use long nose pliers
seal (2)
9
Pressure adjusting
Loosen
If a holding tool is available, place fuel in-
screw locknut (3)
jector in holding tool and secure tool in
vise; then loosen locknut
10
Pressure adjusting
Remove
Hold injector body in one hand, invert it
screw (4)
and back out pressure adjusting screw,
allowing spring (5) and spring seat (6) to
fall into your other hand as shown
11
Spring (5)
Remove
12
Spring seat (6)
Remove
13
Valve (7)
Remove
Valve may slide out of body at this time
and must be handled carefully by its stem
If valve does not slide freely from body,
use valve retractor P/N 66-0148 to re-
move. To prevent bending the valve,
bottom it in body with retractor. Push
down on retractor body to mount collet.
Turn knurled nut counterclockwise to
secure collet and withdraw valve as
shown
14
Lift adjusting
Remove
screw locknut (8)
4-81
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