Safety Considerations - Trane 4WCZ6036A 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.
NOTICE
Warning and Cautions appear at appropriate
locations throughout this guide. Read these
carefully.
WARNING: Indicates a potentially hazardous situa-
tion which, if not avoided, could result in death or
serious injury.
CAUTION: Indicates a potentially hazardous situa-
tion which, if not avoided, may result in minor or
moderate injury. It may also be used to alert against
unsafe practices and where property-damage-only
accidents could occur.
▲ ▲
!
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 compo-
nents, 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 per-
formed with the unit operating, it is the technicians responsi-
bility 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.
Page 2
WARNING
WARNING
WARNING
▲ ▲
!
CONTAINS REFRIGERANT!
SYSTEM CONTAINS OIL AND REFRIGERANT UNDER HIGH
PRESSURE. RECOVER REFRIGERANT TO RELIEVE PRES-
SURE BEFORE OPENING SYSTEM. Failure to follow proper
procedures can result in personal illness or injury or severe
equipment damage.
▲ ▲
!
RECONNECT ALL GROUNDING DEVICES.
All parts of this product that are 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.
▲ ▲
!
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.
SERVICE
Use only R-410A Refrigerant and approved POE com-
pressor oil.
▲ ▲
!
Hot Surface!
Do Not touch top of compressor. May cause minor to severe
burning.
▲ ▲
!
Caution must be taken at all times to avoid personal injuries
and/or damage to equipment.
IMPORTANT: This product has been designed and manufac-
tured to meet ENERGY STAR criteria for energy efficiency.
However, proper refrigerant charge and proper air flow are
critical to achieve rated capacity and efficiency. Installation of
this product should follow the manufacturer's refrigerant
charging and air flow instructions. Failure to confirm proper
charge and airflow may reduce energy efficiency and
shorten equipment life.
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
CAUTION
CAUTION