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INSTALLATION INSTRUCTIONS
Required Tools for Installation
• 5/8" (16mm), 7/8" (22mm), 1" (25mm) or adjustable
wrench
• Adhesive tape
• Conduit cable clamp ½"*
• Copper line set (refer to indoor specification for line
set size)
• #2 phillips screwdriver
• Drill
• R32 flaring tool
• Hex wrench
• Hole saw 2
"
• Refrigerant scale
• Level
• Manifold gauge set
• Measuring tape
• Micron gauge
Supplied by Installer
Copper Refrigerant Line Set
Model Number
1H09HN2DAA
1H12HN2CAA
1H12HN2DAA
1H18HN2CAA
1H18HN2DAA
1H24HN2CAA
1H24HN2DAA
Installation Precautions
R32 Air Conditioner Adding Extra Charge With Longer Pipe Calculator
Diameter of the liquid
connecting pipe (in)
1/4
Notes: Do not exceed maximum refrigerant amount listed in the
following table.
31-5000884 Rev. 2
Liquid (in)
Vapor (in)
3/8
1/4
1/2
Extra charge amount per meter
after standard length (oz)
1/5
• Mini-split adapter (
" F to
• Nitrogen*
• Pipe cutter
• Razor knife
• Reamer
• Saddle clamp (L.S.) w/ screws
• Sealant, non-expanding (for lineset hole)
• Soap/water solution* or gas leakage detector
• Stud finder
• Torque wrench
• Vacuum pump
• Wire strippers
• All usual and customary HVAC hand and power tools,
meters, and testing devices
* consumable
• 14/4 AWG SOOW cable
• R32 Refrigerant
• Refrigerant Line Insulation
• PVC pipe (optional)
Important Information Regarding the Refrigerant Used
The pipe length without extra gas needed is 25ft; the
minimum pipe length is 10ft.
This product contains fluorinated greenhouse gases
covered by the Kyoto Protocol. Do not vent into the
atmosphere. Refrigerant type: R32
" M)
11
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