Table 2-1. Operator Preventive Maintenance Checks and Services (cont)

TM 3-1040-279-12&P

2-7 SPECIAL INSTRUCTIONS. (cont)

Table 2-1. Operator Preventive Maintenance Checks and Services (cont)

Not Fully

Location

Procedure

Interval

Item

Mission

Item to Check/

No.

Capable If:

Service

Air

Check mechanical felt

BEFORE,

Compressor

filter: turn filter cover (1)

AFTER

(cont)

Assembly

counterclockwise 1/4 turn

(cont)

and remove. Check filter

and clean as required

using compressed air only.

Reinstall or replace filter

assembly with on-board

spares, if required.

d. Release condensation

AFTER

from pressure tank through

control valve (2).

Air compressor does not

e. Check air compressor

BEFORE

operate.

operation.

Cable connectors are broken.

a. Check that cable assem-

Control Panel

BEFORE,

blies are correctly con-

Assembly

AFTER

nected to the back of the

control panel and are tight.

Cable insulation is dry rotted,

Check cable insulation

cut, or worn to bare wire.

for dry rot, cuts, or

wear to bare wire.

Change 4

2-10.2