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Page Title:
CAB LEVELING AIR SPRINGS DO NOT OPERATE |
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 TM 9-2320-366-20-3
INITIAL SETUP
Equipment Condition
Tools and Special Tools
Engine shut down (TM 9-2320-366-10-1).
Tool Kit, Genl Mech (Item 46, Appendix C)
Goggles, Industrial (Item 15, Appendix C)
Personnel Required
(2)
References
TM 9-4910-571-12&P
START
KNOWN INFO
TEST OPTIONS
1.
Visual Inspection
CTIS operates.
REASON FOR QUESTION
Air hoses free from kinks and
Do cab air springs
This question eliminates
leaks.
deflate?
possible problems and
determines where
POSSIBLE PROBLEMS
troubleshooting continues.
Faulty variable control check
valve.
Faulty air hose 503.
Faulty air hose 522.
Faulty cab leveling valve tee
NO
fitting.
Faulty air hose 506.
Faulty air/hydraulic manifold.
Faulty pressure protection
valve.
Faulty air hose 501.
Faulty cab leveling valve.
Faulty air spring cylinder(s).
Go to step 5
Faulty air hose(s) 504 and/or
YES
of this fault.
505.
Change 1
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