(e)
FIRE PROTECTION DETECTION, ENG NO. 2
(2)
Open the OVHT WHL WELL WNG BDY circuit breaker on the P6 panel.
(3)
Put the TEST switch on the Engine and APU Fire Control Panel (P8-1) in the OVHT/FIRE position.
(4)
See that these indications occur:
(a)
The red lights on the P7 panel come on
(b)
The lights in the APU fire handle come on
(c)
The fire bell in the control cabin comes on
(d)
The horn and the warning light in the right main wheel well comes on.
NOTE: The fire warning for the engines will also operate. The horn in the wheel well will come on and go off repeatedly.
(5)
Press the bell cutout switch on the P8-1 panel.
(a)
Make sure the fire bell and the horn make no noise.
(b)
Make sure the red lights on the P7 panel go off.
(6)
Put the TEST switch in the OFF position.
(7)
Put the TEST switch in the OVHT/FIRE position.
(8)
Push the captain's fire warning light on the P7 panel.
(a)
Make sure the fire bell and the horn do not operate.
(b)
Make sure the red lights on the P7 panel go off.
(9)
Put the TEST switch in the OFF position.
(10)
Put the TEST switch in the OVHT/FIRE position.
(11)
Push the first officer's fire warning light on the P7 panel.
(a)
Make sure the fire bell and the horn do not operate.
(b)
Make sure the red lights on the P7 panel go off.
(12)
Put the TEST switch in the OFF position.
(13)
Put the TEST switch in the OVHT/FIRE position.
(14)
Push the horn cutout on the APU Ground Control Panel (P28) in the right wheel well.
(a)
Make sure the fire bell and the horn do not operate.
(b)
Make sure the red lights on the P7 panel go off.
(15)
Put the TEST switch in the OFF position.
(16)
Pull down the squat switch at the right main landing gear.
(17)
Put the TEST switch in the OVHT/FIRE position.
(18)
Make sure the warning light on the APU Ground Control Panel (P28) comes on.
(19)
Make sure the APU fire horn does not come on.
(20)
Put the TEST switch in the OFF position.
(21)
Release the squat switch at the right main landing gear.
(22)
Close the OVHT WHL WELL WNG BDY circuit breaker on the P6 panel.
500
Jun 20/91 BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details. 52-71-31 Page 501
E. On Airplanes With Landing Gear Indication Cards, and Without Landing Gear Auxiliary Lights on the P5 Panel; do a test of the Landing Gear Indication.
(1)
Equipment and Materials
(a) A piece of copper, 0.04 to 0.06 inch thick, approximately 1.5 inches wide and 2.5 inches long
(2)
On the P6-2 Panel, make sure these circuit breakers are closed:
(a)
LANDING GEAR LIGHTS
(b)
AURAL WARNING
(3)
Put the landing gear lever in the DWN position.
(4)
Make sure the thrust levers are at the idle position.
(5)
Do a test of the indication for the right main landing gear.
(a)
See that the three green indicator lights are on.
(b)
See that the three red indicator lights are off.
(c)
Put the copper shield between the secondary downlock sensor and the actuator on the right main landing gear.
(d)
See that the green light for the right main gear goes off.
(e)
See that the red light for the right main gear comes on.
(f)
Make sure that the continous aural warning horn sounds.
(g)
Remove the shield from the secondary downlock sensor.
(h)
See that the three green lights are on.
(i)
See that the three red lights are off.
(j)
Make sure that the continuos aural warning horn goes off.
(6)
Do a test of the indication for the left main landing gear.
(a)
Put the copper shield between the secondary downlock sensor and the actuator on the left main landing gear.
(b)
See that the green light for the left main gear goes off.
(c)
See that the red light for the left main gear comes on.
(d)
Make sure that the continuos aural warning horn sounds.
