33-26-00
ALL ú ú 02 Page 1 ú Mar 15/94
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A 737-300/400/500MAINTENANCE MANUAL
4. Lavatory Occupied Sign or Light
_______________________________
A. There is a sign or a blue light installed on the ceiling near each lavatory. When the lavatory door is closed and locked, the sign or light comes on. This lets the passengers know when there is a person in the lavatory.
(1)
The sign or light goes off when the door is opened. This lets the passengers know that the lavatory is available.
(2)
Each incandescent lamp in the lavatory occupied sign or light operates with 28 volts dc of electrical power.
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33-26-00
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
LAVATORY LIGHTS - MAINTENANCE PRACTICES
_______________________________________
1. General_______
A. This procedure has these tasks:
(1)
Lavatory Light - Lamp Replacement
(2)
Lavatory Lights - Operational Test
TASK 33-26-00-962-001
2. Lavatory Lights - Lamp Replacement__________________________________
A. References
(1)
AMM 24-22-00/201, Manual Control
(2)
SSM 33-26-10
(3)
WDM 33-00-01, Lamp Usage Chart
(4)
WDM 33-26-31
B. Access
(1) Location Zone
100 Upper Half of Fuselage
C. Lamp Replacement
S 862-009
(1)
Remove electrical power from the lavatory light:
(a) Open each applicable circuit breaker and attach the DO-NOT-CLOSE tag: 1) On the load control center, P18. 2) On the load control center, P6.
(2)
Remove the lens.
(3)
Carefully replace the lamp.
S 432-012
(4)
Install the lens.
S 032-010
S 962-011
D. Do a Test of the New Lamp
S 862-014
(1) Supply electrical power.
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
S 862-013
(2) Remove the DO-NOT-CLOSE tag and close each circuit breaker that was opened.
(a)
For a dome light, make sure the new lamp comes on correctly.
(b)
For an incandescent lamp in the mirror light, make sure the new lamp comes on correctly.
(c)
For a flourescent lamp in a mirror light, do these steps: 1) Close and lock the lavatory door.
a) Make sure the new lamp comes on correctly. 2) Open the door.
(d)
For a "lavatory" sign, make sure the new lamp comes on correctly.
(e)
For an "occupied" sign or light, do these steps: 1) Close the door of the lavatory.
a) Make sure the new lamp comes on correctly. 2) Open the door.
S 862-015
(3) Remove electrical power if it is not necessary (AMM 24-22-00/201).
TASK 33-26-00-702-004
3. Lavatory Lights - Operational Test__________________________________
A. References
(1)
AMM 24-22-00/201, Manual Control
(2)
SSM 33-26-10
(3)
WDM 33-26-31
B. Access
(1) Location Zone
100 Upper Half of Fuselage
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本文鏈接地址：737-300 400 500 AMM 飛機維護手冊 燈 LIGHTS(43)
