Table 3-1. Preventive Maintenance Checks and Services

TM 5-6640-214-14

Table 3-1. Preventive Maintenance Checks and Services

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:

Water still

Remove dome cover of

Cabinet

water still after daily use,

(Unit No. 8)

and wipe away accumulated

soft sludge. If sludge has

hardened into a crust, leave

a dilute (about 10%) solu-

tion of acetic acid in the

evaporator overnight.

After this treatment

operate still for about 2

hours to remove all traces

of acid. Make sure that

no distilled water produced

during this period is used.

Centrifuge

Use damp cloth to clean

interior and exterior of

centrifuge. Use suitable

solvent or mild soap and

water solution for cleaning

centrifuge tubes. Rinse

tubes with clear water,

and air-dry.

Channel

Clean with suitable solvent

Point

or mild soap and water

Apparatus

solution, wipe dry or

air-dry. Periodically

check electrical connec-

tions for tightness.

3-4