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:

Pene-

WARNING

trometer

Most cleaning solvents are

hazardous. Avoid prolonged

skin contact and breathing of

vapors. Check container

label for warnings.

Remove test product with

solvent. Air-dry or wipe

dry with clean, lintless

cloth. Use mild soap and

water solution if necessary,

and dry thoroughly to pre-

vent rust.

Lubricate stem, adjusting

and locking screws, depth

gage and needle gears, and

clutch mechanism as often

as required, using light

lubricating oil (LO)

Gum Appa-

Clean exterior of baths by

ratus

using a clean cloth and mild

Cabinet

soap and water solution.

(Unit No. 6)

Clean allied equipment and

wipe dry. Remove any gum

with proper solvent and

wipe dry. Drain and clean

baths periodically. Check

to make sure that all

electrical connections are

tight.

3-6