U.S.A.
Telephone: 914 592-8230
Fax: 914 592-8435
NOTE: For an accurate test of the sign, the light in the comparator
____ must be a minimum of 250 microlamberts. The intensity of the light in the comparator slowly decreases each year. Replace the light in the comparator when its intensity is not sufficient for an accurate test.
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33-51-41
SELF-ILLUMINATED EXIT SIGNS ú ú 02.1 Page 203 ú Jul 12/02
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
B. Access
(1) Location Zone
107 Forward Half of Cabin
108 Aft Half of Cabin
C. Procedure
S 212-010
WARNING:_______SELF-ILLUMINATED EXIT SIGNS CONTAIN A RADIOACTIVE GAS. IF A SIGN BREAKS, THE GAS CAN COME OUT. DO NOT BREATHE THE GAS. DO NOT LET THE GAS TOUCH YOUR SKIN. GO AWAY FROM THE BROKEN SIGN UNTIL IT IS SAFE TO REPLACE IT. RADIOACTIVE GAS IS DANGEROUS AND CAN CAUSE INJURY.
(1) Examine the sign for cracks and holes.
(a) If the sign is damaged, replace it.
NOTE: Do the task, Self-Illuminated Exit Sign - Replacement
____ (Damaged Sign), to replace the sign.
S 722-013
(2) Do a lighting intensity test.
(a) Use the comparator to compare the intensity of the sign with the intensity of the light in the comparator. 1) If the lighting from the comparator is brighter than the
lighting from the sign, then replace the sign.
NOTE: Do the task, Self-Illuminated Sign - Replacement
____ (Sign Without Damage), to replace the sign.
TASK 33-51-41-962-014
3. Self-Illuminated Exit Sign - Replacement (Sign Without Damage)
______________________________________________________________
A. Consumable Materials
(1) G00000 Container - Metal, Without Air Leaks, For Dry Radioactive Waste Material
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. AIRPLANES WITH THE ú
33-51-41
SELF-ILLUMINATED EXIT SIGNS ú ú 01 Page 204 ú Jul 12/00
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
(2) G00000 Soft Packing Material, Air Bubble Plastic Wrapping
B. References
(1) AMM 21-00-00/201, Air Conditioning
C. Access
(1) Location Zone
107 Forward Half of Cabin
108 Aft Half of Cabin
D. Procedure
S 022-015
(1) Remove the sign.
(a) Make the air conditioning system come on to make the air flow around the sign (AMM 21-00-00/201).
WARNING: SELF-ILLUMINATED EXIT SIGNS CONTAIN A RADIOACTIVE GAS.
_______ IF A SIGN BREAKS, THE GAS CAN COME OUT. DO NOT BREATHE THE GAS. DO NOT LET THE GAS TOUCH YOUR SKIN. GO AWAY FROM THE BROKEN SIGN UNTIL IT IS SAFE TO REPLACE IT. RADIOACTIVE GAS IS DANGEROUS AND CAN CAUSE INJURY.
(b)
Remove the mounting screws and remove the sign.
(c)
Wind a soft packing material around the sign.
(d)
Put the sign in a metal container.
NOTE: You can put more than one sign without damage in the
____ container. But the radioactive level in the container must be less than 100 curies. The radioactive level of each sign is identified on the sign.
1) Close and seal the container.
NOTE: Until you can discard the container, keep the
____ container where there is a good airflow. Keep persons away from the container.
a) Make sure the container has a label on the outer side to identify its dangerous radioactive contents. 2) Discard the container.
NOTE: Make sure you obey all local government regulations
____ about radioactive materials.
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