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TM 9-2320-364-20-3
2-2818
1. SELF RECOVERY WINCH (SRW) WILL NOT PAY IN OR OUT USING CONTROL LEVER
(CONT).
WINCH/CRANE switch is in
WINCH position.
AUX HYD light L27 operates.
Crane operates.
Hoses 2809, 2899 and 2886 OK.
Control manifold OK.
WINCH/CRANE switch faulty.
Wire 1732 faulty.
Wire 1435 faulty.
KNOWN INFO
POSSIBLE PROBLEMS
TEST OPTIONS
REASON FOR QUESTION
Voltage test.
STE/ICE-R #89.
If 22 to 28 vdc are not present,
control manifold supply valve
will not operate.
NO
Go to Step 4 of this
Fault.
3.
Are 22 to 28 vdc measured on
wire 1732 at main supply
valve solenoid connector
MC123, terminal 1?
Go to Step 5 of this
Fault.
2.
SRW control manifold
faulty. Notify DS
Maintenance
YES
NO
WINCH/CRANE switch is in
WINCH position.
AUX HYD light L27 operates.
Crane operates.
Hoses 2809, 2899 and 2886 OK.
Control manifold faulty.
WINCH/CRANE switch faulty.
Wire 1732 faulty.
Wire 1435 faulty.
KNOWN INFO
POSSIBLE PROBLEMS
TEST OPTIONS
REASON FOR QUESTION
Manual override test.
If SRW operates with control
manifold manual override pulled
out, components supplying
voltage to valve are suspect.
WARNING
WARNING
Does SRW operate with
manual override pulled out?
YES
Read WARNING
on Page 2-2819
Read WARNING
on Page 2-2819
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