ONE OR BOTH FLATRACK LOCKING MECHANISM LATCHES WILL NOT LOCK.

TM 9-2330-385-14

4-15. AIR SYSTEM TROUBLESHOOTING PROCEDURES (CONT.)

2. ONE OR BOTH FLATRACK LOCKING MECHANISM LATCHES WILL NOT LOCK.

INITIAL SETUP

Tools and Special Tools

References

Tool Kit, General Mechanic's: Automotive

TM 9-2320-364-10

(Item 50, Appendix J)

Equipment Condition

Engine OFF, (TM 9-2320-364-10)

Materials/Parts

Parking brake applied, (TM 9-2320-364-10)

Solution, Soap (Item 21, Appendix E)

Wheels chocked, (TM 9-2320-364-10)

Emergency and service air supply gladhand

Personnel Required

Two

connected to truck, (Para 2-22)

Trailer air system charged, (Para 2-22)

Flatrack removed from trailer,

(TM 9-2320-364-10)

NOTE

Soap and water solution will be used to visually check for leaks.

START

KNOWN INFO

TEST OPTIONS

Truck air system OK.

Are air lines 2078 and 2081,

Visual inspection.

and fittings free of crimps?

POSSIBLE PROBLEMS

REASON FOR QUESTION

Air lines and fittings faulty.

If air hose(s) is crimped, air

Flatrack locking valve faulty.

pressure will not exhaust from

Air chamber(s) faulty.

air chambers.

Flatrack locking mechanism

components faulty.

Repair or replace air

hose(s) and fitting(s)

(see schematic Fig

FO-2 or Para 4-47).

Verify repair, go to

Step 5 of this Fault.

YES

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