TM 5-6675-250-20
2 - 9 . P M C S ( C o n t i n u e d)
Table 2-2. Organizational Preventive Maintenance
I t e m
N o.
I n t e r v al
8
9
10
B
l
l
l
A
l
l
l
Checks and Services (Continued)
Item to be
I n s p e c t ed
E l e c t r i c al
c o n t r ol
u n it
I d e n t i f i c a t i on
plates and
m a r k i n gs
W i nd
s h e l t er
S E C T I O N I V . T R O U B L E S H O O T I NG
P r o c e d u re
Inspect control panel
for secure mounting.
Tighten or replace
securing parts as
necessary. Inspect for defective
indicator lamps. Replace as
necessary. Inspect case for
damage. Report any other dam-
age to Direct Support
M a i n t e n a n c e.
Inspect for legibility
and secure mounting.
Replace missing or dam-
aged identification plates.
Restore illegible markings to
d u p l i c a t e o r i g i n a l e q u i p m e nt
m a r k i n g.
Inspect for wear, bent
or flat pins, or loose rivets.
Equipment Is Not
R e a d y / A v a i l a b le
If:
M a l f u n c t i o n c a n-
not be corrected
by replacement of
l a m p s.
2 - 1 0 . T R O U B L E S H O O T I N G
Table 2-3 contains troubleshooting information useful to you in diagnosing and correcting malfunc-
tions or unsatisfactory operation of the surveying instrument.
a . T h e t r o u b l e s h o o t i n g t a b l e l i s t s t h e c o m m o n m a l f u n c t i o n s a n d u n s a t i s f a c t o r y c o n d i t i o n s y o u a re
most likely to encounter.
b. You should first find the malfunction in the table which most closely describes the problem; then
perform the tests, inspections and corrective actions in the order in which they are listed.
2-18
