1. AXLE NO. 3 AIR BAG(S) WILL NOT INFLATE.
Does only one air bag fail to
Go to Step 4 of this
Air system OK.
Air hoses and/or fittings are
Load sensing valve faulty.
Air regulator faulty.
Ball valve faulty.
REASON FOR QUESTION
If only one air bag fails to
operate, problem is between
load sensing valve and air bag.
2-25. AXLE NO. 3 AIR BAG TROUBLESHOOTING (CONT).
Tools and Special Tools
Tool Kit, General Mechanics: Automotive
(Item 74, Appendix G)
Test Kit, Pressure (Item 50, Appendix G)
Engine OFF, (TM 9-2320-364-10)
Parking brake ON, (TM 9-2320-364-10)
Wheels chocked, (TM 9-2320-364-10)
Air system charged,
Load Handling System (LHS) extended fully,
Solution, Soap (Item 86, Appendix C)
The following troubleshooting procedures cover the left side air bag. The same procedures apply to the
right side air bag.
Use soap solution to inspect for air leaks.