FIRE PROTECTION
Description
Aircraft Operations Manual
7.1
PAGE
11
Apr 01/15
A12918
A
Smoke test switch.
When activated, smoke conditions in the avionics
compartment, lavatory and cargo comparments are
simulated.
The smoke test warnings are:
−
MASTER WARNING lights.
−
AVIONIC, LAV and CARGO SMOKE lights.
−
Repetitive chime.
FIRE test switch.
When held in L or R the integrity of left or
right engine fire detection and tail pipe
overtemperature system are checked
with a simulated warning condition.
The engine fire test warnings are:
−
MASTER WARNING lights.
−
L/R ENG FIRE light.
−
L/R fire handle light.
−
Fire bell.
The additional tail pipe overtemperature
test warnings are:
−
L/R TAIL P HOT light.
−
Repetitive chime.
FIRE SHORT test switch
.
When activated, a short circuit in both engine fire
loops are simulated giving the following warnings:
−
MASTER CAUTION lights.
−
L and R FIRE DET FAIL lights.
−
Single stroke chime.
A
TEST 1
STALL
FIRE
LAMPS FLAPS
UPR
LWR
AUTOCOARS
L
R
FUEL
L
R
BLD LEAK
L
R
SMOKE
FIRE SHORT
1
2
ACC
+
TEST 1 PANEL
RST
L
R
Fig. 6 Fire protection
−
controls and indicators
