TABLE 5-1. TEST EQUIPMENT REQUIRED (Cont)

TM 11-5805-451-15

DESIGNATION

NAME

Number of resistors required:

2 Direction - 6

3 Direction - 8

4 Direction - 10

5 Direction - 12

6 Direction - 14

7 Direction - 16

8 Direction - 18

9 Direction - 20

5.3 PREVENTIVE MAINTENANCE

The preventive-maintenance routines given in table 5-2 should be conducted

periodically to ensure maximum operating efficiency with minimum service inter-

ruption. The routines enable maintenance personnel to systematically survey the

equipment's condition from both a physical and electrical standpoint.

TABLE 5-2. PREVENTIVE-MAINTENANCE ROUTINES

DESCRIPTION

ITEM

Check to see that all terminal-strip connec-

Electrical

tions are secure and free of dirt and corrosion.

Check for and remove any defective or broken

part, and remove any dirt or corrosion using

a clean, lint-free cloth moistened with an

approved cleaning solvent.

Mechanical

Check to see that all assemblies are secured

and that all printed wiring boards are properly

seated.

Operating Performance

Perform the operational performance tests given

in paragraph 5.4