TM 5-6675-31914
Table 7-1. OPERATOR PREVENTIVE MAINTENANCE CHECKS
B - Before
W - Weekly
AN - Annually
D - During
M - Monthly
S - Semiannuallv
AND SERVICES - Cont
(Number) - Hundreds of Hours
ITEM
NO.
1
lN-
TER-
VAL
B
Q - Quarterty
BI - Biennially -
ITEM TO BE INSPECTED
PROCEDURE
PHOTOGRAMMETRIC RECTIFIER - Cont
Test Limit Switches - Cont
11.
12.
13.
Depress lower l
s t o p .
Depress
s w i t c h . M o t o r
Release directi
i m i t s w i t c h.
Motor should
o u t s i d e e a s e l t i l t l i m it
should stop .
onal switch .
Grasp TILT assembly and press directional
switch to minus (-) .
For Readiness
Reporting
Equipment Is
Not Readyl
Available If:
Motor does
not stop.
Easel does
not move.
7-42
A - After
