TM 9--2350--292--20--1
0096 00--8
AUXILIARY WINCH FAILS TO OPERATE OR DEVELOP FULL POWER --
CONTINUED
0096 00
Are both pressures between 3900--4100 psi?
no
yes
CONTINUED ON NEXT PAGE
1. Start Enhanced Diagnostics Systems program
(WP 0086 00) and select corresponding
symptom.
2. Disconnect the quick--disconnects of the
auxiliary winch hoses.
3. Disconnect hoses from ports A and B of cross
port relief valve and plug hoses and ports A
and B.
4. Start main engine, energize main hydraulic
system and set speed to 1800 rpm
(TM 9--2350--292--10).
5. Place the auxiliary winch control lever to the
PAYOUT position. Record pressure at port P
of hydraulic control valve manifold.
6. Place the auxiliary winch control lever to the
PAYIN position. Record pressure at ort P of
hydraulic control valve manifold.
7. Shut down hydraulics and main engine
(TM 9--2350--292--10).
Replace cross port relief
valve (WP 0560 00).
Verify fault is corrected.
WARNING
CONTINUED FROM STEP O
yes
no
Tighten leaking connections and
remove restrictions. If restrictions
cannot be removed or if hose is
damaged, replace (WP 0568 00).
Verify fault is corrected.
Verify fault is
corrected.
P
Is hose free of leaks, restrictions, and damage?
Inspect hose from AWR port to filter valve manifold
for leaks, restrictions, and damage.
CONTINUED FROM STEP G
FORWARD
Q