Chapter 3. ORGANIZATIONAL MAINTENANCE INSTRUCTIONS

TM 11-6625-1635-12

CHAPTER 3

O R G A N I Z A T I O N A L MAINTENANCE INSTRUCTIONS

3-1. Scope of Organizational Maintenance

S e r v i c e s . The preventive maintenance checks

a n d services charts (para 3-5, 3-6, and 3-7)

The maintenance duties assigned to the operator

o u t l i n e functions to be performed at specific

and organizational personnel of the maintenance

i n t e r v a l s . These checks and services are to

kit are listed below, together with a reference to

maintain Army electronic equipment in a

t h e paragraphs covering the specific main-

combat serviceabte condition. To assist operators

tenance function.

in maintaining combat serviceability, the charts

a. Preventive maintenance checks and serv-

indicate what to check, how to check, and the

ices (para 3-5, 3-6, and 3-7).

normal conditions; the References column lists

b. Cleaning (para 3-8).

t h e illustrations, paragraphs, or manuals that

c. Repainting (para 3-9).

contain d e t a i l e d r e p a i r o r r e p l a c e m e n t

d. Troubleshooting (para 3-11).

procedures. If the defect cannot he remedied by

e. Repairs (para 3-13).

performing the corrective action indicated,

(1) Replacement of indicator lamps (para

higher category maintenance or repair is

3-13).

required. Records or reports of these checks and

(2) Replacement of fuses (para 3-13).

services must be made in accordance with the

3-2. Special Equipment Required for

requirements set forth in TM 38-750.

Maintenance

3-4. Preventive Maintenance Checks and

Special tools, parts, and special equipment sets

Services Periods

supplied for use with the maintenance kit are

Preventive maintenance checks and services for

listed in appendix B.

the maintenance kit are required daily, monthly,

3-3. Organizational Preventive Maintenance

a n d quarterly.

Preventive maintenance is the systematic care,

a. Paragraph 3-5 specifies checks and services

servicing, a n d inspection o f e q u i p m e n t t o

that must be accomplished daily.

p r e v e n t the occurrence of trouble, to r-educe

b. Paragraph 3-7 specifies additional checks

downtime, and to insure that the equipment is

and services that must be performed quarterly.

serviceable.

W h e n quarterly preventive maintenance is

a. Systematic Care. The procedures given in

performed, monthly preventive maintenance

p a r a g r a p h s 3-8, 3-9, and 3-10 cover routine

(para 3-6) must also be performed.

systematic care and cleaning essential for proper

3-5. Daily Preventive Maintenance Checks

upkeep and operation of the equipment.

and Services Chart

b. Preventive Maintenance Checks and

Item to be

.Sequence

inspected

No.

Procedure

See that the equipment is complete

Completeness

Check the tightness of all connectors.

Connectors

While making the operating checks, observe

Switches. controls, and indicators.

that the mechanical action of each switch

and knob is smooth and free of external or

i n t e r n a l binding a n d t h a t n o e x c e s s i v e

looseness is apparent.

3-1