TM 5-6675-328-14
Table 2-1. 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
ITEM TO BE INSPECTED
For Readiness
ITEM
IN-
Reporting,
NO.
TER-
Equipment Is
VAL
PROCEDURE
Not Ready/
Available If:
SHORT-RANGE OPTICAL CALIBRATOR - Cont
2
B
Clean - Cont
3.
Wipe test post and Ultradex to remove dust.
4.
Carefully inspect all visible optical glass sur-
faces on target post instrument and mirrors for
dust, smudges, or fingerprints.
5.
Remove dust from optical glass surfaces with
watchmaker's blower.
6.
Moisten lens tissue with optical cleaning solu-
tion, and wipe one optical glass surface
starting from center and working toward edge.
7.
Dispose of tissue.
8.
Use clean, dry tissue and dry optical glass sur-
face using circular motion.
9.
Dispose of tissue.
10. Repeat cleaning on each remaining optical glass
surface. Use a fresh moist tissue and fresh dry
tissue on each glass surface. Do not reuse lens
tissue.
W
11. Clean interior and exterior of cabinet.
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