Safety Considerations - Trane 4WHC3036 Installer's Manual

Installer's Guide

Safety Considerations

IMPORTANT: Read this entire manual before beginning installation procedures.
Read this manual carefully before attempting to install, operate, or perform
maintenance on this unit. Installation and maintenance should be performed
by qualified service technicians only.
Note: "Warnings" and "Cautions" appear at appropriate places
in this manual. Your personal safety and the proper operation of
this air conditioning product require that you follow them carefully.
The manufacturer assumes no liability for installations or servicing
performed by unqualified personnel.
SAFETY HAZARD!
This information is for use by individuals having adequate backgrounds
of electrical and mechanical experience. Any attempt to repair a central
air conditioning product may result in personal injury and/or property
damage. The manufacturer or seller cannot be responsible for the
interpretation of this information, nor can it assume any liability in
connection with its use.
SAFETY HAZARD!
Bodily injury can result from high voltage electrical components, fast
moving fans, and combustible gas. For protection from these inherent
hazards during installation and service, the electrical supply must be
disconnected and the main gas valve must be turned off. If operating
checks must be performed with the unit operating, it is the technicians
responsibility to recognize these hazards and proceed safely.
SAFETY HAZARD!
Do not operate the unit without the evaporator fan or coil access panels
in place. Reinstall the access panels after performing maintenance
proceedures on the fan. Operating the unit without the access panels
properly installed may result in severe personal injury or death.
SAFETY HAZARD!
To prevent injury or death due to electrical shock or contact with
moving parts, lock unit disconnect switch in open position before
servicing unit.
THIS PRODUCT CONTAINS FIBERGLASS WOOL INSULA-
TION!
Fiberglass dust and ceramic fibers are believed by the State of
California to cause cancer through inhalation. Glasswool fibers may
also cause respiratory, skin, or eye irritation.
This warning complies with State of California law, Proposition 65.
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WARNING
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CONTAINS REFRIGERANT!
SYSTEM CONTAINS OIL AND REFRIGERANT UNDER HIGH PRES-
SURE. RECOVER REFRIGERANT TO RELIEVE PRESSURE BEFORE
OPENING SYSTEM. Failure to follow proper procedures can result
in personal illness or injury or severe equipment damage.
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RECONNECT ALL GROUNDING DEVICES.
All parts of this product that are capable of conducting electrical cur-
rent are grounded. If grounding wires, screws, straps, clips, nuts, or
washers used to complete a path to ground are removed for service,
they must be returned to their original position and properly fastened.
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UNIT CONTAINS R-410A REFRIGERANT!
R-410A operating pressure exceeds the limit of R-22. Proper service
equipment is required. Failure to use proper service tools may result
in equipment damage or personal injury.
Use only R-410A Refrigerant and approved POE compressor oil.
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HOT SURFACE!
Do Not touch top of compressor. May cause minor to severe burning.
IMPORTANT: Reconnect all grounding devices. All parts of this product
capable of conducting electrical current are grounded. If grounding
wires, screws, straps, clips, nuts, or washers used to complete a path to
ground are removed for service, they must be returned to their original
position and properly fastened.
IMPORTANT: Wear appropriate gloves, arm sleeve protectors, and
eye protection when servicing or maintaining this equipment.
CAUTION
CAUTION
CAUTION
SERVICE
CAUTION