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TM 9-2520-246-34-1
e.
Front Output Shaft Sprag Unit (Model T-136-21).
FRAME 1
Soldier A
1.
Pull shifter shaft (1) all the way out.
Hold input shaft (2). Turn front output shaft (3) to the right and
2.
check that it turns freely. Turn front output shaft to the left and
check that it does not turn.
3.
Push in and hold shifter shaft (4).
Soldier B
Hold input shaft (2). Turn front output shaft (3) to the right and
4.
Soldier A
check that it does not turn. Turn front output shaft to the left
and check that it turns freely.
If tests made in steps 2 and 4 do not check out, do the following:
5.
a.
Remove front output case assembly. Refer to para 2-14f.
Refer to para 2-15g, frames 1
Disassemble sprag units.
b.
and 4.
Refer to para 2-17a, frame 1.
Inspect sprag unit.
c.
Assemble sprag units. Refer to para 2-21g.
d.
e. Replace front output case assembly. Refer to para 2-22k.
END OF TASK
2-288
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