TM 55-4920-212-15
Table II. Preventive Maintenance Services-Continued
Intervals
Item
Inspect
Services
inspected
for -
required
Weekly
Monthly
Wiring and power cords continued
Remove deteriorated sections, splice
--
X
and wrap with electrical tape.
Broken conductors .....................
Splice; wrap splices with electrical
X
tape.
Circuit breakers, safety switches,
Condition....................................
Replace broken knobs, handles, -
X
covers, missing screws; etc.
Security ......................................
Tighten clamps, screws, knobs, and
X
covers.
Damage......................................
Replace if major damage, repair minor
--
X
damage.
Operation ...................................
Operate breakers, repair or replace as
X
necessary. Operate switches;
repair or replace as necessary.
Check receptacle with equipment
cords plugged in; repair or replace
Lamps....................................................... ... Inoperative tubes and bulbs;
inoperative starters. ..................
Replace..............................................
X
Inoperative ON, OFF switches
Replace..............................................
X
Operation and function...............
In accordance with technical manual
X
Leaks .........................................
Tighten or replace fittings, hose, or
X
lines.
Security ......................................
Tighten mounting clamps or install
--
X
new clamps.
Damage......................................
Repair or replace damaged sections.
--
X
Quick disconnect fittings.
Leaks .........................................
Replace seals, seats, or fittings, as
X
necessary.
Ease of operation. ......................
Replace plugs
--
X
Controls ....................................................
Sticking and binding...................
Lubricate, repair or replace as
X
necessary.
Leaks .........................................
Replace packing rings.
X
Damage......................................
Repair or replace as necessary.
X
Instruments...............................................
Cracked dial covers....................
Replace
--
X
Accuracy ....................................
X
Damage......................................
Repair or replace as necessary.
--
X
Pump ........................................................
Operation and function...............
In accordance with technical manual
X
for pump.
Lines, hose, and tubing.
Leaks .........................................
Tighten or replace fittings, hose, or
X
lines.
Security ......................................
Tighten mounting clamps or install
--
X
new clamps.
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