
CAH-SVX01B-EN 3
Warnings, Cautions and Notices
WARNING
Hazard of Explosion!
Use only dry nitrogen with a pressure regulator for pressurizing unit. Do not use acetylene,
oxygen or compressed air or mixtures containing them for pressure testing. Do not use mixtures
of a hydrogen containing refrigerant and air above atmospheric pressure for pressure testing as
they may become flammable and could result in an explosion. Refrigerant, when used as a trace
gas should only be mixed with dry nitrogen for pressurizing units. Failure to follow these
recommendations could result in death or serious injury or equipment or property-only damage.
Ultraviolet (UV) Germicidal Irradiation Lights
The United States Environmental Protection Agency (EPA) believes that molds and bacteria inside
buildings have the potential to cause health problems in sensitive individuals. If specified, Trane
provides ultraviolet lights (UV-C) as a factory-engineered and installed option in select commercial
air handling products for the purpose of reducing microbiological growth (mold and bacteria)
within the equipment. When factory provided, polymer materials that are susceptible to
deterioration by the UV-C light will be substituted or shielded from direct exposure to the light. In
addition, UV-C radiation can damage human tissue, namely eyes and skin. To reduce the potential
for inadvertent exposure to the lights by operating and maintenance personnel, electrical
interlocks that automatically disconnect power to the lights are provided at all unit entry points to
equipment where lights are located.
WARNING
Equipment Damage From Ultraviolet (UV) Lights!
Trane does not recommend field-installation of ultraviolet lights in its air handling equipment for
the intended purpose of improving indoor air quality. High intensity
C-band ultraviolet light is known to severely damage polymer (plastic) materials and poses a
personal safety risk to anyone exposed to the light without proper personal protective
equipment (could cause damage to eyes and skin). Polymer materials commonly found in HVAC
equipment that may be susceptible include insulation on electrical wiring, fan belts, thermal
insulation, various fasteners and bushings. Degradation of these materials can result in serious
damage to the equipment.
Trane accepts no responsibility for the performance or operation of our air handling equipment
in which ultraviolet devices were installed outside of the Trane factory.
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