TM-9-2320-366-20-2
M1083 SERIES, 5 TON, 6x6, MEDIUM TACTICAL VEHICLES (MTV)
TECHNICAL MANUAL; MAINTENANCE INSTRUCTIONS; UNIT MAINTENANCE; VOLUME NO. 2 OF 5
FEBRUARY 2006
CHANGE 3
TM-9-2320-366-20-2 - Page 572 of 1632
e138A. M1089 LH OR RH 30K WINCH DOES NOT PAY-IN (CONT)
TM 9-2320-366-20-2
2-1446.2
Change 2
KNOWN INFO
TEST OPTIONS
REASON FOR QUESTION
WARNING
Read WARNING
on following page.
Voltage Test or
STE/ICE-R Test #89
Is 24 VDC present at
terminal block (see Table
2-12.20. MAIN WINCH
LH/RH FREE SPOOL Switch
Terminal Blocks)?
Replace MAIN WINCH LH/RH FREE
SPOOL switch (para 7-34).
2.
Hydraulic tank oil level OK.
MAIN WINCH LH and RH FREE
SPOOL switches to OFF.
MODE SELECTOR SWITCH to
NORMAL.
POSSIBLE PROBLEMS
Faulty MAIN WINCH LH/RH
FREE SPOOL switch.
Faulty M1089 air system.
Faulty wrecker hydraulic
system.
If 24 VDC is not present,
perform Wrecker Air System
troubleshooting.
If 24 VDC is
present, MAIN WINCH LH/RH
FREE SPOOL switch is faulty.
NO
YES
Perform Wrecker Hydraulic System
troubleshooting task (aa1. M1089 LH or RH
30K Winch Does Not Pay-In).
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