Chapter 4. ORGANIZATIONAL MAINTENANCE AND PREFLIGHT ADJUSTMENTS

CHAPTER 4

ORGANIZATIONAL MAINTENANCE AND

PREFLIGHT ADJUSTMENTS

Section I. ORGANIZATIONAL MAINTENANCE

34. Preventive Maintenance

32. Scope of Maintenance

Preventive maintenance is the system-

Note: The pilot will not perform preventive or cor-

rective maintenance.

a t i c c a r e , s e r v i c i n g , and inspection of

The maintenance duties assigned to the

e q u i p m e n t to prevent the occurrence of

o r g a n i z a t i o n a l maintenance repairman

trouble, to reduce downtime, and to assure

( c r e w c h i e f and electronic equipment re-

t h a t the equipment is serviceable. Pre-

pairman) are listed below together with a

ventive maintenance is the responsibility

reference to the paragraphs covering the

of all echelons concerned with the equip-

specific maintenance function. The duties

ment and includes inspection, testing, and

i n c l u d e instructions for performing pre-

repair or replacement of components that

ventive maintenance and corrective main-

inspections and tests indicate would prob-

tenance and do not require tools or test

ably fail before the next scheduled service

equipment other than those allocated at

p e r i o d . Preventive maintenance service

second echelon (para 33).

a n d inspections of Transponder Set AN/

a. Daily maintenance service and in-

A P X - 4 4 at the organizational level are

spection (para 35 and 36),

made at daily, intermediate, and periodic

b. Cleaning (para 37).

intervals, unless otherwise directed by the

c. I n t e r m e d i a t e m a i n t e n a n c e s e r v i c e

commanding officer. The maintenance

and inspection (para 38 and 39).

services should be performed concur-

d. Periodic maintenance service and in-

rently with the inspection schedule of the

spection (para 40 and 41).

a i r.c r a f t .

e. Troubleshooting (para 43).

a. Systematic Care.

The procedures

f. Removal and replacement (para 44,

given in paragraphs 35 through 41 cover

45, and 46).

s y s t e m a t i c care essential to proper up-

g. Preflight adjustments (para 47 and

keep and operation of the transponder set.

48).

The cleaning operations (para 37a through

d) should be performed once a day. If the

33. Tools, Materials, and Test

equipment is not used daily, however, the

Equipment Required

c l e a n i n g operations must be performed

before operation after any extended shut-

The tools, materials, and test equipment

down, or once a week while the equipment

required are listed below:

i s kept in standby condition. The other

a. M u l t i m e t e r A N / U R M - 1 0 5 ( m u l t i -

items must be checked before the equip-

meter).

ment is placed in operation after a shut-

b. Test Set, Transponder Set AN/ARM-

down, during operation, or after it is

156 (transponder test set).

turned off, as specified in the applicable

c. Tool Kit, Radio Repair TK-115/G.

paragraph.

d. Fine sandpaper, No. 000.

e. A soft-bristle brush.

b. Maintenance Service and Inspections.

f. A clean, lint-free cloth.

The maintenance service and inspection

g. C l e a n i n g C o m p o u n d , F e d e r a l s t o c k

charts (para- 36, 39 and 41) outline the in-

No. 7930-395-9542.

spections to be made at specific intervals.