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 TM 55-1905-219-14-9
4-45.2. FIRE ALARM PANEL - MAINTENANCE INSTRUCTIONS (Continued).
LOCATION
ITEM
ACTION
REMARKS
TEST
2. Fire
a. Lights - Activate pressure switch in aft engine room. The
alarm
lamp for aft engine room will light.
panel
b. Audible Alarm - By placing the switch in the ON position,
will activate the pilothouse horn.
c.
Conduct the same tests for the light and audible alarm of
the forward engine room.
d. Upon completion of tests, reset audible alarm switch to
desired position, and reset the pressure switches by de-
pressing the buttons located on top of the switchboxes.
REPLACE
3. Lens and
a. Lens cap (l)
Remove
Refer to page 4-1126 .
lamps
b. Lamp (2)
Remove
c.
Lens cap (l)
Install
4. Lamp
a. Wiring
Unsolder
holder
b. Locknut and
Replace
lampholder (3)
c.
Toggle switch (4)
Replace
d. Wiring
Resolder
Refer to sche-
matic, page 4-1127
Change 1
4-1125
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