Table 3-1. Preventive Maintenance Checks and Services

TM 5-6640-214-14

Table 3-1. Preventive Maintenance Checks and Services-Cont

NOTE: Within designated interval, these checks are to be performed in the order listed.

B - Before

A - After

M - Monthly

D - During

W - Weekly

C - Combat Operability Check

Interval

Item to be

Procedures

Equipment will

Item

Inspected

Check for and have repaired

be reported Not

No.

AWM

or adjusted as necessary.

Ready (Red) if:

replacing otherwise it

might cause an explosion

when air compressor is

operating. Major repairs

of the compressor are

beyond the operator's level.

Compressor

If there is a sleeve bearing

motor

motor, oil with oil lubricating

OEA, do not use an excessive

amount of oil, excess oil is

likely to work out on the

commutator. If motor is ball

bearing type, repair once a

year using a grease of about

the same consistency as, or

slightly stiffer than Vaseline.

Compressor

Clean and keep dry, never

commutator

use oil.

Motor

Blow off the motor windings

windings

with a jet of compressed air to

prevent air accumulation of

foreign matter.

Compressor

Adjust belt tension when

belt

necessary, by sliding

motor along its base and

tightening in proper

position.

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