TM 5-3610-257-14
Table 4-1. OPERATOR PREVENTIVE MAINTENANCE CHECKS AND SERVICES - Cont
B- Before
W- Weekly
AN - Annually
(Number) - Hundreds of Hours
D - During
M - Monthly
S - Semiannually
A - After
Q - Quarterly
BI - Biennially
IN
FOR READINESS
ITEM TER
ITEM TO BE INSPECTED
REPORTING
NO.
VAL
PROCEDURES
EQUIPMENT IS
NOT READY /
AVAILABLE IF:
DIGITAL REFLECTION DENSITOMETER - Cont
1
Q
Inspect - Cont
3.
Check reflection probe base for area
Bottom of
damage or accumulation of dirt. Check target
reflection
is damaged.
4.
Check probe cord for cuts, cracks, or
Probe cord
broken pins.
has cuts,
cracks, or
broken pins.
2
W
Clean.
1.
Clean densitometer using cheesecloth dampened
with mild detergent and warm water.
CAUTION
Do not use solvents on probe tip or serious
damage to fiber optic system may occur.
2.
Using cheesecloth or lens brush, clean fiber optic
sensors.
3.
Clean bottom of probe base with slightly damp
cheesecloth.
4.
Clean lint and dust from target area.
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