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 TM 55-1905-220-14-9
4-47.4. CALL SYSTEM MAJOR COMPONENTS - MAINTENANCE INSTRUCTIONS (Continued).
LOCATION
ITEM
ACTION
REMARKS
INSPECTION (Cont)
d. Connection
1. Inspect for breaks,
boxes
cracks, and dents.
2. Inspect for signs
of corrosion.
REPLACE
2. a.
Cease fire
Replace.
As needed.
horn (1)
b. Rotary
Replace.
As needed.
switch (2)
c.
Call system
Replace.
As needed.
bell (3)
d. Call system
Replace.
As needed.
buzzer (4)
e. Engine room
Replace.
As needed.
call system
horn (5)
f.
Rotary
Replace.
As needed.
switch (6)
g. Switch box
Replace.
As needed.
(7)
4-1220
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