FIRE PROTECTION
Operation
Aircraft Operations Manual
7.2
PAGE
1
Apr 01/15
1.
LIMITATIONS
Not applicable
2.
NORMAL OPERATION
CONDITIONS
NORMAL PROCEDURES
2.1
SYSTEM TEST
1.
Fire handles & extinguishers
CHKD
. . . . . . . . . . . . . . . . . . . . .
−
Check both handles to be in and safetied.
−
Check both extinguisher switches OFF and safetied.
2.
CARGO FIRE EXTG discharge switch
CHKD
. . . . . . . . . . . . .
−
Check extinguisher switch OFF and safetied.
3.
FIRE test switch
L THEN R
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
−
Hold switch in L and check that:
MASTER WARNING lights come on.
L ENG FIRE light comes on.
L TAIL P HOT light comes on.
L ENG fire handle light comes on.
Fire bell sounds.
Repetitive chime sounds.
−
Hold switch in R and check that the same warnings for right engine comes
on.
4.
FIRE SHORT test switch
HOLD IN UPPER
. . . . . . . . . . . . . . . . . . . . . . . .
POSITION
−
Hold switch in upper position and check that:
MASTER CAUTION lights come on.
L and R FIRE DET FAIL lights come on.
Single stroke chime sounds.
5.
SMOKE test switch
HOLD IN UPPER
. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
POSITION
−
Hold switch in upper position and check that:
MASTER WARNING lights come on.
AVIONIC, LAV and CARGO SMOKE lights come on.
Repetitive chime sounds.
