TM 9-2320-366-10-2
Table 3-2. Troubleshooting (Cont)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
j. AIR SYSTEM (CONT)
j4a.
NO AIR PRESSURE PRESENT AT ALL M1088 REAR AND FIFTH WHEEL GLADHANDS
(CONT).
If parking brakes do not apply, perform Brake System Troubleshooting i8 Parking Brakes Do
Not Apply.
(b)
Check vehicle service brakes (para 2-27).
If service brakes do not apply, perform Brake System Troubleshooting i1 Excessive Braking
Distance.
Step 2. Inspect air hoses from air brake protecting valve to TRAILER AIR SUPPLY valve for kinks,
damage, and leaks.
If air hose is kinked, damaged, or leaking; notify Unit Maintenance.
Step 3. If air pressure is still not present at rear and fifth wheel gladhands, notify Unit Maintenance.
NO AIR PRESSURE PRESENT AT M1088 REAR AND FIFTH WHEEL EMERGENCY
GLADHAND(S)
Step 1. Check to see if air is present at rear service gladhand when service brakes are applied.
(a)
Disconnect dummy coupling from rear service gladhand.
(b)
Start engine (para 2-27).
(c)
Apply service brakes (para 2-27).
(d)
Check to see if air is present at rear service gladhand.
(e)
Shut down engine (para 2-27).
(f)
Connect dummy coupling to rear service gladhand.
If air is not present, perform Air System Troubleshooting j4A. No Air Pressure Present at All
M1088 Rear and Fifth Wheel Service Gladhands.
Step 2. Inspect air hoses for kinks, damage, and leaks.
(a)
Inspect air hoses from rear gladhands to three-way ball valves.
(b)
Inspect air hoses from fifth wheel gladhands to three-way ball valves.
(c)
Inspect air hoses from three-way ball valves to air brake protecting valve.
If any air hose is kinked, damaged, or leaking; notify Unit Maintenance.
Step 3. If air pressure is still not present at rear and/or fifth wheel emergency gladhand(s), notify Unit
Maintenance.
Change 1
