TM 5-6675-316-14
Table 5-1.
OPERATOR PREVENTIVE MAINTENANCE CHECKS
ITEM
No.
1
lN-
TER-
VAL
B
W - Weekly
AN - Annually
M - Monthly
s
- Semiannually
Q . Quarterly
BI
- Biennially
AND SERVICES - Cont
(Number) - Hundreds of Hours
ITEM TO BE INSPECTED
PROCEDURE
ZOOM STEREOSCOPE 240R - Cont
Inspect Stereoscope - Cont
12. Focus right eyepiece by moving mount focus
knob.
Check for vision with right eye.
13.
14.
15.
Turn zoom power-changer knob to lowest
number setting and push down.
Focus left eyepiece by turning left eyepiece
focus control ring.
Check for clear vision
with each eye.
Loosen front lockscrew until adapter slide is
free.
Pull adapter slide toward operator.
For Readiness
Reporting,
Equipment Is
Not Ready/
Available If:
Focus not
clear.
Focus not
clear.
5-8
