TM-9-2320-366-20-3

M1083 SERIES, 5 TON, 6x6, MEDIUM TACTICAL VEHICLES (MTV)

TECHNICAL MANUAL; MAINTENANCE INSTRUCTIONS; UNIT MAINTENANCE; VOLUME NO. 3 OF 5

FEBRUARY 2006

CHANGE 3

TM-9-2320-366-20-3 - Page 478 of 1396

aa5.

M1089 LH OR RH 30K WINCH CABLE DRUM TENSIONER DOES NOT OPERATE (CONT)

KNOWN INFO

TEST OPTIONS

Air Pressure Test

STE/ICE-R Test #50

REASON FOR QUESTION

POSSIBLE PROBLEMS

Faulty 30K winch pneumatic

manifold solenoid L8/L4.

Faulty M1089 LH/RH 30K

winch pneumatic valve

assembly.

Faulty air hose.

YES

NO

3.

WARNING

Read WARNING

on following page.

Main winch LH/RH freespools.

2-2430.4

Change 1

TM 9-2320-366-20-3

Is 75-120 PSI

(518-827 kPa) present at

pneumatic manifold (refer to

Table 2-65.2.

30K Winch

Pneumatic Manifold Drum

Tensioner Solenoids) port 1?

Repair M1089 30K winch pneumatic

manifold solenoid or replace solenoid (refer to

Table 2-65.2.

30K Winch Pneumatic Manifold

Drum Tensioner Solenoids) (para 17-29).

If 75-120 PSI (518-827 kPa) is

not present, 30K winch

pneumatic manifold solenoid

L8/L4 is faulty.