6. EXCESS INFLATION TIME AXLES NO. 3 THROUGH NO. 5, CTIS GREEN
INDICATOR FLASHES TOO LONG OR CONTINUALLY.
Is air line 2994 free of damage,
crimps or leaks and are
fittings free of leaks?
Tighten loose fittings,
replace air line 2994
(Para 12-36 and
schematic Fig 2-49).
Verify repair, go to
Step 12 of this Fault.
Air system OK.
Low air light not on or flashing.
Air line 2994 and or fittings
CTIS rear manifold damaged or
Rear manifold relief valve
CTIS air lines, manifolds and
fittings on Axle No. 3 through
No. 5 faulty.
CTIS rear manifold faulty.
CTIS air lines from wheel hub
to wheel valve faulty.
Wheel valve faulty.
CTIS hub seals faulty.
Rear manifold deflate valve
Rear manifold quick release
REASON FOR QUESTION
If air line 2994 or fittings are
faulty, tires on Axles No. 3
through No. 5 will not inflate to
2-26. CENTRAL TIRE INFLATION SYSTEM (CTIS) TROUBLESHOOTING (CONT).
Tools and Special Tools
Tool Kit, General Mechanics: Automotive
(Item 74, Appendix G)
Goggles, Industrial (Item 30, Appendix G)
Engine OFF, (TM 9-2320-364-10)
Parking brake applied, (TM 9-2320-364-10)
Wheels chocked, (TM 9-2320-364-10)
Load Handling System (LHS) extended fully,
CTIS turned on, (TM 9-2320-364-10)
CTIS rear manifold cover removed, (Para 13-9)
Soap and water solution can be used to visually check for leaks.
Solution, Soap (Item 86, Appendix C)
on Page 2-1989