Safety
It is important to understand the safety symbols used in this manual. Read safety information
carefully and follow all safety requirements to ensure correct installation.
Understanding safety symbols and instructions
This is a safety alert symbol. When you see this symbol on labels or in manuals, be alert to the
potential for personal injury.
Understand and pay particular attention to the signal words DANGER, WARNING, CAUTION, as
well as the NOTICE, Important, and Note alerts.
DANGER indicates an imminently hazardous situation, which, if not avoided, will result in death
or serious injury.
WARNING indicates a potentially hazardous situation, which, if not avoided, could result in death
or serious injury.
CAUTION indicates a potentially hazardous situation, which, if not avoided may result in minor
or moderate injury. It is also used to alert against unsafe practices and hazards involving only
property damage.
NOTICE indicates information considered important, but not hazard-related, such as messages
relating to property damage.
Important indicates information that is essential to complete a task or may result in damage to the
device if not followed.
Note indicates something of special interest or importance. Notes can contain any type of
information except safety information.
Safety requirements
WARNING
Incorrect installation may create a condition where the operation of the product could cause personal
injury or property damage. Incorrect installation, adjustment, alteration, service, or maintenance
can cause injury or property damage. Refer to this manual for assistance. For additional information,
consult a qualified installer or service agency.
WARNING
Total system charge exceeding 3.9 lbs requires a refrigerant detection sensor.
Total system charge = outdoor unit + indoor coil charge adder + refrigerant piping adder
CAUTION
This product must be installed in strict compliance with the enclosed installation instructions and
any applicable local, state, and national codes including but not limited to building, electrical, and
mechanical codes.
Installation Manual: R-454B Outdoor Split-System Air Conditioner6
Johnson Controls Ducted Systems
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