Installation Guide
4
INSTALLER INFORMATION
IMPORTANT SAFETY INFORMATION
INSTALLER: Please read all instructions before servicing 
this equipment. Pay attention to all safety warnings and 
any other special notes highlighted in the manual. Safety 
markings are used frequently throughout this manual to 
designate a degree or level of seriousness and should not 
be ignored. WARNING indicates a potentially hazardous 
situation that if not avoided, could result in personal injury 
or death. CAUTION indicates a potentially hazardous 
situation that if not avoided, may result in minor or moderate 
injury or property damage.
 WARNING:
Shut off all electrical power to the unit before 
performing any maintenance or service on the 
system. Failure to comply may result in personal 
injury or death.
 WARNING:
Unless noted otherwise in these instructions, 
only factory authorized parts or accessory 
kits may be used with this product. Improper 
installation, service, adjustment, or maintenance 
may cause explosion, fire, electrical shock or 
other hazardous conditions which may result in 
personal injury or property damage
 WARNING:
JS5BD Split System Air conditioners leave 
the factory with a nitrogen holding charge. 
Follow all charging instructions for maximum 
unit performance and efficiency. Some local 
codes require licensed installation/service 
personnel to service this type of equipment. 
Refrigerant charging must be done by qualified 
personnel familiar with safe and environmentally 
responsible refrigerant handling procedures. 
Under no circumstances should the owner 
attempt to install and/or service this equipment. 
Failure to comply with this warning could result 
in property damage, personal injury, or death.
 CAUTION:
This unit uses refrigerant R-22. DO NOT use 
any other refrigerant in this unit. Use of another 
refrigerant will damage the unit.
 WARNING:
The information listed below must be followed 
during the installation, service, and operation 
of this unit. Unqualified individuals should 
not attempt to interpret these instructions or 
install this equipment. Failure to follow safety 
recommendations could result in possible 
damage to the equipment, serious per
sonal 
injury or death
.
• The installer must comply with all local codes and
regulations which govern the installation of this type 
of equipment. Local codes and regulations take 
precedence over any recommendations contained in 
these instructions. Consult local building codes and 
the National Electrical Code (ANSI CI) for special 
installation requirements.
• Allelectricalwiringmustbecompletedinaccordance
with local, state and national codes and regulations 
and with the National Electric Code (ANSI/NFPA 70) 
or in Canada the Canadian Electric Code Part 1 CSA 
C.22.1.
• Thisequipmentcontainsliquidandgaseousrefrigerant
under high pressure. DO NOT USE ANY PORTION OF 
THE CHARGE FOR PURGING OR LEAK TESTING.
Installation or servicing should only be performed by 
qualified trained personnel thoroughly familiar with this 
type equipment.
• Fullyannealed,refrigerantgradecoppertubingshould
be used when installing the system. Refrigerant suction 
line tubing should be fully insulated.
• Installation of equipment may require brazing 
operations. Installer must comply with safety codes 
and wear appropriate safety equipment (safety glasses, 
work gloves, fire extinguisher, etc.) when performing 
brazing operations.
• Follow all precautions in the literature, on tags, and 
on labels provided with the equipment. Read and 
thoroughly understand the instructions provided with 
the equipment prior to performing the installation and 
operational checkout of the equipment.










