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 TM 55-1905-223-10
Table 2-2. Operator/Crew Preventive Maintenance Checks and Service - CONT
B - Before
D - During
A - After
W - Weekly
M - Monthly
INTERVAL
PROCEDURES
EQUIPMENT IS
ITEM
ITEM TO BE
CHECK FOR AND HAVE REPAIRED
NOT READY/
NO
B
DA W M
INSPECTED
OR ADJUST AS NECESSARY
AVAILABLE IF:
15
500 Watt
Searchlight
(Port) -
continued
Visual y inspect for crack in
l
the quartz. If a crack is
detected. Refer corrective
action to unit maintenance.
Reflector
Visually inspect for
l
tarnishing, dirt buildup, or
corrosion. Refer cleaning
requirements to unit
maintenance.
Front Cover
Visually inspect glass for
l
Class
defects or dirt buildup. Refer
corrective action to unit
maintenance.
Searchlight
Visually inspect the case for
l
damage, dirt buildu , or
p
corrosion. Refer corrective
action to unit maintenance.
16
Magnetic Compass Check heading on two known
Magnetic
l
ll
l
courses. Check deviation when-
compass is in-
ever metal structural changes
operative.
are made to vessel; or when
Compass will
electronic equipment is
not swing
added/removed. Check that
freely in
deviation card is up to date
gimbal.
and annual deviation card is
located in immediate vicinity
of compass. If damage is
found, refer to Unit
Maintenance.
17
Gyro Repeater
External
Visually inspect exterior
l
surfaces are clean. If dirty
clean with soft cloth.
2-220
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