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 276 of 1396
TM 9-2320-366-20-3
KNOWN INFO
TEST OPTIONS
Visual Inspection
REASON FOR QUESTION
This question eliminates
possible problems and
determines where
troubleshooting continues.
Do cab air springs
inflate?
CTIS operates.
Air hoses free from kinks and
leaks.
Air hose 522 OK.
Air hose 506 OK.
Air/hydraulic manifold OK.
Pressure protection valve OK.
Air hose 501 OK.
POSSIBLE PROBLEMS
2.
2-2234
Change 1
YES
Go to step 13
of this fault.
NO
KNOWN INFO
TEST OPTIONS
Visual Inspection
3.
Is air present at variable
control check valve input
port?
If air is present, variable
control check valve is faulty.
NO
YES
Replace variable control
check valve (para 16-9).
Go to step 4
of this fault.
CTIS operates.
Air hoses free from kinks and
leaks.
Air hose 522 OK.
Air hose 506 OK.
Air/hydraulic manifold OK.
Pressure protection valve OK.
Air hose 501 OK.
Cab leveling valve OK.
Air spring cylinders OK.
Air hoses 504 and 505 OK.
POSSIBLE PROBLEMS
Faulty variable control check
valve.
Faulty air hose 503.
Faulty cab leveling valve tee
fitting.
Faulty variable control check
valve.
Faulty air hose 503.
Faulty cab leveling valve tee
fitting.
Faulty cab leveling valve.
Faulty air spring cylinder(s).
Faulty air hose(s) 504 and/or
505.
REASON FOR QUESTION
u3.
CAB LEVELING AIR SPRINGS DO NOT OPERATE (CONT)
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