TM 9-2330-373-14 & P
Table 4-2.
Troubleshooting (cont)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
AIR SUSPENSION SYSTEM
18. ALL AIR SPRINGS ARE FLAT.
Step 1. Check for sufficient air pressure.
Build up towing vehicle air pressure to 65 psi (para 2-9).
Step 2. Check for poor coupling connection.
Connect coupling properly (para 2-9).
Step 3. Check air lines for breaks or leaks.
Repair or replace.
19. AIR SPRINGS FLAT ON ONE SIDE OF TRAILER ONLY.
Step 1. Check height control valve adjustment.
Adjust valve to proper dimensions (para 4-34).
TA 314754
4-29
