SELF-RECOVERY WINCH (SRW) DOES NOT OPERATE. (Cont) -726250816

TM 9-2320-364-34-1

1. SELF-RECOVERY WINCH (SRW) DOES NOT OPERATE (CONT).

KNOWN INFO

TEST OPTIONS

WARNING

Read WARNING

Pressure test.

Unit Troubleshooting tasks

on Page 2-733

Are a

completed.

minimum

REASON FOR QUESTION

Crane and LHS operate.

of 290 psi

If winch control manifold is faulty,

POSSIBLE PROBLEMS

(2000 kPa) measured at

pressure will be present at

multifunction manifold, port

multifunction manifold, port G9

Shuttle valve faulty.

G9 with winch control lever

with lever held in one direction

Winch control manifold faulty.

and will not be present with lever

held in one direction only?

Counterbalance valve faulty.

held in the other direction. If

SRW motor faulty.

multifunction manifold shuttle

valve is faulty, pressure will not

be present at any time.

Go to Step 3 of this

Fault.

YES

Replace winch control

manifold

(Para 16-37).

Verify repair, go to

Step 7 of this Fault.

2-732