(2)
458481 Tube-Smoke, Ventilation (alternate)
8F723 Mine Safety Appliances Co. Corporate Hq.
RIDC Park 121 Gamma Dr.
P.O. Box 426
Pittsburgh, PA 15230-0426
B. References
(1) Manual Control - Maintenance Practices (Apply Power) (AMM 24-22-0/201).
C. Access
(1)
Location Zones
(a)
213 Forward Cargo Compartment
(b)
215 Aft Cargo Compartment
(c)
121 Control Cabin - Left
(d)
122 Control Cabin - Right
(2)
Access Panels
(a)
4404R, Forward Cargo Door
(b)
4504R, Aft Cargo Door
D. Prepare for the Test
(1)
Supply Electrical Power, Manual Control - Maintenance Practices (Apply Power) (AMM 24-22-0/201).
(2)
Ensure these circuit breakers are closed:
(a) Circuit breaker panel P6 or P18:
1) CARGO FIRE FWD DET A
2) CARGO FIRE FWD DET B
3) CARGO FIRE AFT DET A
4) CARGO FIRE AFT DET B
(3)
Open 4404R, Forward Cargo Door.
(4)
Open 4504R, Aft Cargo Door.
E. Smoke Test
(1)
On cargo fire control panel (P8), set the DET SELECT FWD switch to the A position.
(2)
On cargo fire control panel (P8), set the DET SELECT AFT switch to the NORM position.
WARNING: DO NOT INHALE SMOKE. ALWAYS USE EYE PROTECTION. IF USING VENTILATION SMOKE TUBE, AVOID SKIN CONTACT WITH CONTENTS OF TUBE AND CLEAN HANDS AFTER USE. IF THERE IS NOT SUFFICIENT AIR MOVEMENT IN AREA OR YOU EXPERIENCE RESPIRATORY PROBLEMS, USE AN APPLICABLE RESPIRATOR. TOO MUCH SMOKE FROM TUBE CAN CAUSE CORROSION TO MATERIALS IN SMOKE DETECTION SYSTEM. IF THESE INSTRUCTIONS ARE NOT ADHERED TO, INJURY TO PERSONNEL AND DAMAGE TO EQUIPMENT CAN OCCUR. SPEAK TO SAFETY ENGINEER FOR NECESSARY SAFETY PRECAUTIONS.
(3)
Use Smoke Generator to make smoke adjacent to forward left detector in forward cargo compartment.
(a)
Ensure Cargo Fire (FWD) Warning light (Red) illuminates on cargo fire control panel (P8).
(b)
Ensure Captains and First Officers’ FIRE WARN lights (Red) on Pilots’ lightshield panel (P7) illuminates.
(c)
Ensure you can hear the flight compartment fire bell.
(4)
On cargo fire control panel, (P8), set FWD DET and AFT DET select switch to NORM.
(a) Ensure all alarm indications stop.
(5)
Clear smoke from forward cargo compartment.
NOTE: If smoke is not cleared from the cargo compartment within 60 seconds, the smoke indication will occur again.
(6)
Repeat smoke test for each of the other cargo compartment smoke detectors (Table 501).
550
26-20-0 Page 504 BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details. May 01/99
F. Return airplane to its normal condition.
(1)
On cargo fire control panel (P8), set FWD DET select and AFT DET select switches to NORM.
(2)
Close 4404R, Forward Cargo Door.
(3)
Close 4504R, Aft Cargo Door.
(4)
Remove electrical power if not needed (AMM 24-22-0/201).
FWD DET AFT DET CARGO DETECTOR
SWITCH POSITION SWITCH POSITION COMPARTMENT LOCATION
A NORM FWD FWD LEFT
A NORM FWD AFT LEFT
B NORM FWD FWD RIGHT
B NORM FWD AFT RIGHT
NORM A AFT FWD LEFT
NORM A AFT AFT LEFT
NORM B AFT FWD RIGHT
NORM B AFT AFT RIGHT
550 Smoke Test Switch Indications
May 01/01 Table 501 26-20-0
Page 505
BOEING PROPRIETARY - Copyright . - Unpublished Work - See title page for details.
中國航空網 www.k6050.com
航空翻譯 www.aviation.cn
本文鏈接地址：737 AMM 飛機維護手冊 防火 FIRE PROTECTION(57)
