CHAPTER 5 DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE INSTRUCTIONS

TM 32-5895-248-14&P

CHAPTER 5

DIRECT SUPPORT AND GENERAL

SUPPORT MAINTENANCE INSTRUCTIONS

Section I. TOOLS AND EQUIPMENT

5 - 2 R E P A I R P A R T S . The repair parts, including depot

5 - 1 SPECIAL TOOLS AND EQUIPMENT. There are no

level parts, are listed and illustrated in the repair parts and

special tools or equipment required for direct support and

special tools list contained in appendix E of this manual.

general support maintenance of the central.

Section

Il.

TROUBLESHOOTING

generally limited to the individual items of equipment con-

5-3 TROUBLESHOOTING PROCEDURES. Trouble-

tained in the central and auxiliary equipment. For mainte-

shooting of the central is normally performed at the

nance and repair of these components, refer to the appli-

operator/crew or organizational maintenance level. Trouble-

cable technical manual listed in appendix A of this manual.

shooting

the

direct

support

and

general

support

level

Section Ill. GENERAL MAINTENANCE

WARNING

5 - 4 P A R T S R E P L A C E M E N T . This section covers the

removal and replacement of components and cabling within

the central. Repair procedures are included for equipments

Be extremely careful when replacing the various

except for the operating components listed in table 5-1. For

e l e c t r i c a l c o m p o n e n t s ; d a n g e r o u s voltage is

r e p a i r of these components, refer to the applicable tech-

present in the equipment.

nical manual listed in appendix A.

a. Telephone Receptacle Replacement.

Table 5-1. Operating Components

(1) Set B-phase circuit breaker to OFF.

N o m e n c l a t u r e No.

Component Noun Name

(2) Remove two screws holding the 2-wire twistlock

telephone receptacle to the duct extension.

Shelter, Electrical

Equipment

S-389 (Modified)

(3) Pull receptacle out of duct extension far enough

Telephone

TA-676(*)/G

to be able to work on.

Digital Clock Readout

( 4 ) Loosen the two terminal screws on the back of

Assembly

new receptacle.

G o t h i c Typewriter

E l i t e Typewriter

(5) Loosen screw securing white wire to the old

receptacle. Remove white wire and connect to correspond-

Calculator

Machine

ing terminal on new receptacle. Tighten terminal screw.

5 - 5 REPLACEMENT OF ELECTRICAL DUCT EXTEN-

( 6 ) Loosen screw securing green wire to old recep-

SION COMPONENTS (Figure 5-1). For the replacement of

t a c l e . Remove green wire and connect to corresponding

terminal on new receptacle. Tighten terminal screw.

t h e lighting circuit breakers, blackout switch, blackout

( 7 ) Position new receptacle in duct extension and

receptacle panel, and the power relay, refer to the Shelter,

fasten it with the hardware provided.

Electrical Equipment S-389 technical manual (TM 32-5410-

(8) Reset B-phase circuit breaker.

217-14&P).

5-1