TM 5-6675-323-14
OPERATOR PREVENTIVE MAINTENANCE CHECKS AND SERVICES - Cont
AN - Annually
(Number) - Hundreds of Hours
B - Before
W - Weekly
S - Semiannually
D - During
M - Monthly
BI - Biennially
A - After
Q - Quarterlv
For Readiness
ITEM TO BE INSPECTED
Reporting,
lN-
ITEM
Equipment Is
TER
PROCEDURE
NO
Not Ready/
VAL
Available If:
MICROSCAN LIGHT TABLE - Cont
Inspect
Illumination
Controls.
B
3
C h e c k that fan m o t o r r u n s .
T u r n power on.
1.
Fan is
inoperative,
Slowly turn riqht illumination control fully
2.
right.
0bserve that right half of illuminated
viewing stage is illuminated.
Slowly turn right illumination control fully left.
3.
Observe that illumination decreases and then is
off.
4.
Turn left illumination control fully right.
Observe that left half of illuminated viewing
stage is illuminated.
Slowly turn left illumination control fully left.
5.
Observe that illumination decreases and then is
off.
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