TM 9-2330-238-14
3-5.
TROUBLESHOOTING
SYMPTOM
INDEX.
Troubleshooting
BRAKES
Brakes Are Slow to
Engage or Release
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Brakes Grab . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Brakes Do Not Engage
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Brakes Do Not Release . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ELECTRICAL
SYSTEM
All 24-volt
Lamps Fail to Light....
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
All Chassis
Lights Are On and Van
Body Clearance
Lights Are Off . . . . . . . . . . . . . . . . . . . . . . . . . .
Directional
Signals
Inoperative..
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
One or More 24-volt Lamps (But Not All) Fail to Light . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
LEVELING
JACKS
Erratic Operation
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
SUSPENSION
SYSTEM
Semitrailer
Sags to One Side...
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
WHEELS AND TIRES
Air Leakage from Tires
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Excessively
Worn, Scuffed,
or Cupped Tires . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Noisy or Wobbly
Wheels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Table 3-1. Operator/Crew
Troubleshooting.
Procedure
Page
3-10
3-10
3-9
3-10
3-8
3-9
3-9
3-9
3-11
3-11
3-11
3-10
3-11
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE
ACTION
ELECTRICAL SYSTEM
1.
ALL 24-VOLT LAMPS
FAIL TO LIGHT.
Step 1.
Step 2.
Step 3.
Step 4.
Check that towing
vehicle
lights are turned on.
Refer to towing vehicle technical
manual for instructions.
Check intervehicular
cable for proper connection.
Connect
intervehicular
cable (para 2-10).
Check for dirty or corroded
intervehicular
cable terminals.
If connectors,
receptacles,
and
plugs
are
dirty
or
corroded,
notify
Organizational
Maintenance.
Check for proper
ground connections
at light assemblies.
Tighten ground connections
as required.
3-8