Chapter 4. DIRECT SUPPORT MAINTENANCE

TM 5-4120-339-14

CHAPTER 4

DIRECT SUPPORT MAINTENANCE

Section I. Repair Parts, Special Tools, TMDE, and Support Equipment

4-1.

REPAIR PARTS.

Repair parts are listed and illustrated in the repair parts and special tools list TM 5-4120-339-24P covering direct support

maintenance of this equipment.

4-2.

SPECIAL TOOLS, TMDE, AND SUPPORT EQUIPMENT.

Tool Kit, Service, Refrigeration Unit, LINW5362 is the only special tool required to perform Direct Support Maintenance on

the air conditioner.

Section II. Troubleshooting

4-3.

TROUBLESHOOTING TABLE.

a. The troubleshooting table (table 4-1) lists the most common malfunctions which you may find during the

operation or maintenance of the air conditioner or its components. You should perform the test/inspections and corrective

actions in the order listed.

b. For a specific malfunction, perform the procedures listed in troubleshooting table 3-2 before performing the

procedures listed in table 4-1.

c. This manual cannot list all malfunctions which may occur. However, all tests or inspections and corrective

actions are listed for most common malfunctions. If a malfunction is not listed or is not corrected by listed corrective

actions, notify your supervisor.

Table 4-1. Troubleshooting

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION

COMPRESSOR WILL NOT START

Step 1.

Inspect compressor for burnout (figure 4-18)

Replace burned out compressor (paragraph 4-22).

Step 2.

Inspect for burned out fuses (figure 3-18).

Replace burned out fuses.

4-1