(b)
11B21, FIRE DETECTION L ENGINE 2
(c)
11B22, FIRE DETECTION R ENGINE 1
(d)
11B23, FIRE DETECTION R ENGINE 2
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A
757
MAINTENANCE MANUAL
FIRE DETECTION CARD FILE, P54
FIRE/OVERHEAT TEST PANEL, M10445
AIRPLANES WITH RB.211 ENGINES
Detection - Inspection/Check Figure 601
B19539
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MAINTENANCE MANUAL
(e)
11B24, FIRE DETECTION APU 1
(f)
11B25, FIRE DETECTION APU 2
(g)
11B26, FIRE DETECTION CARGO 1 or CARGO SMOKE DET 1
(h)
11B27, FIRE DETECTION CARGO 2 or CARGO SMOKE DET 2
(i)
11J24, FIRE DET ALTN PWR CARGO
S 756-004
(2)
Make sure the warning system does operate (AMM 31-51-00/501).
S 866-007
(3)
Push and hold the ENG/APU/CARGO switch, on the aft pilots' control stand, P8.
S 756-006
(4)
Make sure these indications occur:
(a)
The fire bell is heard.
(b)
The red master WARNING lights on the glare shield panels, P7, come on.
(c)
The red FIRE warning light, on the captain's instrument panel P1-3, comes on.
(d)
The lights on the LEFT, RIGHT, and APU fire switches (P8) come on.
(e)
The FWD and AFT switch-lights on the CARGO FIRE panel (P8) come on.
(f)
The L and R fuel control switch-lights, on the quadrant control stand, P10, come on.
(g)
The yellow L ENG OVHT and R ENG OVHT lights (P8) come on.
(h)
These EICAS messages show on the top display:
1) L ENGINE FIRE
2) R ENGINE FIRE
3) APU FIRE
4) FWD CARGO FIRE
5) AFT CARGO FIRE
(i)
This EICAS caution messages show on the top display.
1) L ENG OVHT and R ENG OVHT
S 866-008
(5) Release the test switch.
(a) Make sure all of the indications do not occur.
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MAINTENANCE MANUAL
S 866-072
(6) Remove electrical power if it is not necessary.
TASK 26-10-00-726-090
3. Fire Detection Fail Light Check (Fig. 601)
_______________________________
A. References
(1)
AMM 24-22-00/201, Electrical Power - Control
(2)
AMM 52-34-00/201, No. 1 and No. 2 Cargo Doors
B. Access
(1)
Location Zones
100 Lower Half of Fuselage
120 BS 396.5 to BS 900.0
200 Upper Half of Fuselage
(2)
Access
119/120 Main Equipment Center
211/212 Flight Compartment Center
121/122 Forward Cargo Compartment
153/154 Aft Cargo Compartment
C. Prepare for the Check
S 866-073
(1) Supply electrical power (AMM 24-22-00/201).
D. Do the Left Engine Check
S 866-074
(1) Open the circuit breakers on the ovehead circuit breaker panel, P11, in Table 601 for the left engine fire detection system. Attach DO-NOT-CLOSE tags:
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