TM 5-6675-328-14
Table 10-1. OPERATOR PREVENTIVE MAINTENANCE CHECKS AND SERVICES
NOTE
If the equipment must be kept in continuous operation, check and service only those items that can be
checked and serviced without disturbing operation. Make complete checks and services when the
equipment can be shut down.
B - Before
W - Weekly
AN - Annually
(Number) - Hundreds of Hours
D - During
M - Monthly
S - Semiannually
A - After
Q - Quarterly
BI - Biennially
ITEM TO BE INSPECTED
For Readiness
ITEM
IN-
Reporting,
NO.
TER-
Equipment Is
VAL
PROCEDURE
Not Ready/
Available If:
SUPPORT ITEMS
1
B
Inspect Magnifier Lamp.
1.
Inspect lens for cracks, breaks, or dirt. Clean as required.
Lens cracked
or broken.
2.
Inspect arms and bracket for cracks or breaks.
Arms or
Replace as required.
bracket
cracked or
broken.
2
B
Service Magnifier Lamp.
1.
Clean both sides of lens with liquid lens cleaner and wipe clean with
cheesecloth.
3
B
Inspect Hand Psychrometer.
1.
Remove hand psychrometer from carrying case.
2.
Check for missing or dirty wick on wet bulb.
Wick is
missing or
dirty.
3.
Inspect thermometers. Be sure there are no cracks or illegible numerals.
Thermometer
is cracked
or numerals
are illegible
4.
Check that air ducts and air intakes are clear of debris. Clean as necessary.
10-10
