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4.
Promptly place all bulb debris and cleanup materials, including vacuum cleaner bags, outdoors in a trash container or
protected area until materials can be disposed of. Avoid leaving any bulb fragments or cleanup materials indoors.
5.
Next, check with your local government about disposal requirements in your area, because some localities require
fluorescent bulbs (broken or unbroken) be taken to a local recycling center. If there is no such requirement in your area,
you can dispose of the materials with your household trash.
6.
Wash your hands with soap and water after disposing of the jars or plastic bags containing bulb debris and cleanup
materials.
7.
Continue to air out the room where the bulb was broken and leave the HVAC system shut off, as practical, for several
hours.
Future Cleaning of Carpeting or Rugs:
1.
Air Out the Room During and After Vacuuming
2.
The next several times you vacuum the rug or carpet, shut off the HVAC system if you have one, close the doors to other
rooms, and open a window or door to the outside before vacuuming. Change the vacuum bag after each use in this area.
3.
After vacuuming is completed, keep the HVAC system shut off and the window or door to the outside open, as practical, for
several hours.
4
Reasonably foreseeable improper usage, malfunctions, and hazardous failure modes.
Issue / Failure mode
Irradiance too low in the
germicidal zone
No dose at all - thus no
disinfection function
Exposure to higher dose than
allowed for 8 hours stay
Exposure to higher dose than
allowed for 8 hours stay
Accidental exposure in the
main beam
Accidental exposure in the
main beam
Lamp is broken during
replacement
Goods and surroundings
damage due to UV-C
Potential effect (s of failure)
dose too low leading to reduced
disinfection rate which may cause
airborne pathogens remaining
inactivated
dose too low leading to reduced
disinfection rate which may cause
airborne pathogens remaining
inactivated
dose too low leading to reduced
disinfection rate which may cause
airborne pathogens remaining
inactivated
Luminaire is not on
driver not working
Lamp not working
Unintended human exposure to
UV-C, sunburn-like reaction to the
skin and serious damage to
the cornea
Unintended human exposure to
UV-C, sunburn-like reaction to
the skin and serious damage to
the cornea
Unintended human exposure to
UV-C, sunburn-like reaction to the
skin and serious damage to the
cornea
Unintended human exposure to
UV-C, sunburn-like reaction to the
skin and serious damage to the
cornea
Hg from the lamp may contaminate
surface and room
Material degradation, painting fade
away due to UV-C
Potential cause(s) /
Mechanism(s) of failure
T ambient of application
shadowed area of UV-C
dust on UV-C source
luminaire is not connected
luminaire is not switched on
end of life or failure of driver
Too high reflections from
walls
Too high reflections from
walls
Visible marking safeguard is
not followed
Visible marking safeguard is
not installed
Accidental fall of lamp while
relamping
Precious goods and non UV-C
resistant materials around
luminaire in germicidal zone
are not secured while lamp
operating
7
Prevention
Temperature monitoring, keep
temperature within limits
described in product specification
Make sure treated are will not be
shadowed by other objects
Make sure lamp (UV-C source) is
clean and free of dust
Connect luminaire according to
manual instruction
Switch on luminaire with all safety
measure described in user manual
Replace driver by authorized
provider
Do not allow changes to room
layout after installation.
In case of rooms that have movable
walls, commission for smallest
room size layout.
Check training materials and user
manual. Reinforce use of visible
marking safeguard
Be careful and focused while
relamping. Follow replacement
instruction. In case of breakage
follow instruction how to clean Hg
contamination.
Make sure all precious goods /
objects/ signs are removed or
hidden/protected from direct UV-C
application
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