4. Procedure
_________
(Ref. Fig. 404/TASK 26-17-15-991-017)
Subtask 26-17-15-420-061
A. Installation of the Lavatory Smoke Detector
(1)
Make sure that the packing (6) is in the correct condition.
(2)
Carefully install the packing (6) with the smoke detector (5) to the air-extraction hood (8).
(3)
Install the screws (9), the washers (3) and the nuts (2).
(4)
Remove the blanking caps from the electrical connectors.
(5)
Make sure that the electrical connectors are clean and in the correct condition.
(6)
Connect the electrical connector (4) to the smoke detector (5).
(7)
Connect the hose (15) to the air-extraction hood and tighten the clamp (14).
(8)
Carefully put the air extraction-hood (8) together with the smoke detector (5) in position on the ceiling panel (1) and install the screws (7).
Subtask 26-17-15-865-088
B. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 11WQ, 12WQ, 153RH, 162RH.
Subtask 26-17-15-710-058
C. Test of the Lavatory Smoke Detector
(1) Do an operational test of the lavatory smoke-detection system (Ref. TASK 26-17-00-710-001).
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5. Close-up
________ Subtask 26-17-15-410-072
A. Close Access
(1)
Make sure that the work area is clean and clear of tool(s) and other items.
(2)
Put the grill (13) and the air filter (12) into the air-extraction hood (8).
(3)
Install the air-extraction grill (10) on the air-extraction hood (8).
(4) Install the screws (11) on the air-extraction grill (10). Subtask 26-17-15-862-060
B. De-energize the aircraft electrical circuits
(Ref. TASK 24-41-00-862-002)
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____________________________________
TASK 26-17-15-100-003
Remove the Lavatory Smoke-Detector for Cleaning
1. Reason for the Job
__________________
Refer to the MPD TASK: 261700-04
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
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REFERENCE QTY DESIGNATION
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No specific circuit breaker(s) safety clip(s)
B. Referenced Information
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REFERENCE DESIGNATION
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24-41-00-861-002 Energize the Aircraft Electrical Circuits from the External Power 24-41-00-862-002 De-energize the Aircraft Electrical Circuits Supplied from the External Power 26-17-00-710-001 Operational Test of the Lavatory Smoke-Detection
System
26-17-15-000-001 Removal of the Lavatory Smoke Detector 1WQ
26-17-15-000-002 Removal of the Lavatory Smoke Detector 4WQ
26-17-15-000-004 Removal of the Lavatory Smoke Detector 5WQ
26-17-15-400-001 Installation of the Lavatory Smoke Detector 1WQ
26-17-15-400-002 Installation of the Lavatory Smoke Detector 4WQ
26-17-15-400-004 Installation of the Lavatory Smoke Detector 5WQ
R CMM 261616 (for corrective action) CMM 261715 (for corrective action)
3. Job Set-up
__________
Subtask 26-17-15-861-053
A. Energize the aircraft electrical circuits
(Ref. TASK 24-41-00-861-002).
Subtask 26-17-15-865-080 中国航空网 www.aero.cn 航空翻译 www.aviation.cn 本文链接地址：A320飞机维护手册 AMM FIRE PROTECTION 防火1(104)
