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INSTALLATION INSTRUCTIONS
MINIMUM CLEARANCES
(Appearance may vary)
This picture is for reference only. Your product may look different. Read your manual before installation. Explain the
operation of the unit to the user according to this manual.
More than 4 inches
Cut thermal insulation pipe to an
appropriate length and wrap it with tape,
making sure that no gap is left in the
insulation pipe's cut line.
NOTE: *Right piping direction is not possible with refrigerant leak sensor installed.
NOTE: **The suggested placement of the unit is at least 5 feet 11 inches from the floor to the bottom of the unit and
at least 4 inches from the ceiling to the top of the unit.
Supplied by Installer
Refrigerant Line Set: for sizing please refer to the Outdoor Unit Rating Plate
• 14/4 AWG SOOW Non-Shielded Stranded Copper Cable
• R454B Refrigerant (if extra charge is needed, see next section)
• Refrigerant Line Insulation (follow local code requirements)
• PVC Pipe (optional)
• Condensate Drain Tubing Clamp
• 16/2 AWG Shielded SOOW Cable for high speed communication
IMPORTANT
NOTE: This air conditioner is designed to be operated under condition as follows and performance may be
reduced outside of these operating temperatures.
Operating Range
Note:
To achieve most efficient operation, operate the indoor unit with fan speed in Auto mode. In Cooling mode, use a
set temperature of 78°F (25.5°C) or higher. In Heating mode, use a set temperature of 73°F (22.5°C) or lower.
12
More than 4 inches
Wrap the insulation pipe with
the finishing tape from the
bottom to top.
Cooling
Heating
Arrangement of
piping directions
Rear Left
Rear Right
Left
Below
Condensate piping
must have a
downward slope of
at least 1/4" per foot
for proper drainage.
Caliber 115V
Endure
23°F~115°F(-5°C~46°C)
Altitude
Caliber 230V
14°F~115°F(-10°C~46°C)
Caliber 115V
-4°F~75°F(-20°C~24°C)
Caliber 230V
Altitude
-15°F~75°F(-26°C~24°C)
Endure
-31°F~75°F(-35°C~24°C)
Right
31-5001074 Rev. 0
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