TM 5-6675-319-14
Table 9-1. OPERATOR PREVENTIVE MAINTENANCE CHECKS AND SERVICES - Cont
B - Before
W - Weekly
AN - Annually
(Number) - Hundreds of Hours
D - During
M - Monthly
S - Semiannually
A - After
ITEM
NO.
1
IN-
TER-
VAL
B
Q- Quarterly
BI - Biennially
ITEM TO BE INSPECTED
PROCEDURE
CONTACT PRINTER/ENLARGER - Cont
Inspect Light Source Components - Cont
NOTE
Lens cover must be removed
reinstalled when equipment
for PMCS and
i s n o t i n o p e r a t i o n .
7.
8.
9 .
10.
11.
12.
13.
14.
Remove lens cover and
to remove any dust or
top of lens.
use watchmaker’s blower
foreign matter from
NOTE
Apply lens cleaner to tissue. Use only
small amount of cleaner.
Clean top surface of lens by using circular
motion.
Use fresh lens tissue and dry top surface of
lens by using circular motion.
Unlatch and open lens box.
Use watchmaker’s blower to
foreign matter from bottom
f a c e.
remove any dust or
side of lens and CRT
Moisten several lens tissues with lens cleaner,
and clean bottom side of lens and top of CRT face.
Use several fresh lens tissues and dry bottom side
of lens and top of CRT face.
Check top and bottom surfaces of lens for dust or
s c r a t c h e s.
For Readiness
Reporting,
Equipment Is
Not Ready/
Available If:
Lens is
cracked or
scratched.
9-27
