TM 10-3530-207-14
Table 4-1. Unit Preventive Maintenance Checks and Services for Clothing Repair Shop.
ITEM
INTERVAL
LOCATION
PROCEDURE
NOT FULLY MISSION
NO.
ITEM TO CHECK/
CAPABLE IF:
SERVICE
CLOTHING
SEWING
MACHINE -
continued
11
Weekly
Motor
Inspect motor clutch, rod, and
Bent, broken, or
clutch, rod
treadle for bent, broken, or loose
loose components
and treadle
components. Operate treadle and
see that the clutch engages the
motor drive pulley with the drive
when the treadle is depressed.
Make certain the pulley brake lever
disengages the stops and pulley
when the treadle is released. Adjust
clutch and motor assembly per
paragraph 4-29.
12
Weekly
Electrical
Inspect electrical motor for dirty
Cracked, bent or
motor
surfaces and grease deposits; for
loose electrical
and switch
bent, cracked, or broken housing;
connections
for loose or missing bolts; for loose
electrical connections; for frayed
insulation and broken wiring; for
loose mounting. Inspect for broken
motor switch. Inspect for loose
mounting in the switch-box. Clean
a dirty motor and switch by wiping
with a dry wiping rag (Appendix F,
Item 2). Tighten loose mounting
hardware.
13
Weekly
Thread tension
Inspect thread control spring for
Broken or bent
stud,
broken, bent, or corroded coils and
thumb nut,
incorrect tension. Inspect thread
and thread
tension and stud and thumb nut for
control spring
stripped threads, and make certain
thumb nut turns on stud. Replace
or repair the thread tension per
.
paragraph 4-23.
4-13
