TM 5-6675-317-14
Table 3-1.
OPERATOR PREVENTIVE MAINTENANCE CHECKS AND SERVICES - Cont
ITEM
NO.
2
B
B
W - Weekly
M - Monthly
AN - Annually
s
- Semiannually
BI - Biennially
(Number) - Hundreds of Hours
ITEM TO BE INSPECTED
PROCEDURE
STEREO ZOOM TRANSFER SCOPE - Cont
Inspect Illuminators - Cont
6.
7.
8.
9.
Rotate PHOTO ILLUMINATOR controls to right.
Observe photo illuminators light and increase
in intensity.
Press foot switch alternately from left to
right. Observe map illuminators and print
illuminators alternate on/off.
Rotate MAP ILLUMINATOR controls and print illumi-
nator controls to full left (off).
Turn off power.
Inspect Exterior.
1.
Inspect for missing bolts, nuts, and screws.
CAUTION
To prevent damage to coatings do not touch
optical surfaces with bare fingers.
MIRRORS
For Readiness
Reporting,
Equipment Is
Not Ready/
Available If:
3-11
