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1. GENERAL
This booklet briefly outlines where and how to install the air conditioning system. Please read over the entire set of instructions for the
indoor units and make sure all accessory parts listed are with the indoor units before beginning.
1-1. Tools Required for Installation (not supplied)
1.
Flathead screwdriver
2.
Phillips head screwdriver
3.
Knife or wire stripper
4.
Tape measure
5.
Carpenter's level
6.
Sabre saw or keyhole saw
7.
Hacksaw
8.
Core bits
9.
Hammer
10. Drill
11. Tube cutter
12. Tube flaring tool
13. Torque wrench
14. Adjustable wrench
15. Reamer (for deburring)
1-2. Accessories Supplied with Unit
Make sure all accessory parts listed are with the system before
beginning.
Part Name
Figure
Installation
plate
Screw (4×20)
Flare
insulation
Clamper
Q'ty
Remarks
1
For installation
5
plate installation
For flare nut
1
insulation
For fixing wires
1
(optional)
1-3. Type of Copper Tube and Insulation Material
If you wish to purchase these materials separately from a local
source, you will need:
1.
Deoxidized annealed copper tube for refrigerant tubing.
Cut each tube to the appropriate lengths +30 cm to 40 cm
to dampen vibration between units.
2.
Foamed polyethylene insulation for copper tubes as
required to precise length of tubing. Wall thickness of the
insulation should be not less than 8 mm.
3.
Use insulated copper wire for field wiring. Wire size varies
with the total length of wiring. Refer to 4. ELECTRICAL
WIRING for details.
CAUTION
Check local electrical codes and regulations before
obtaining wire. Also, check any specified instructions or
limitations.
1-4. Additional Materials Required for Installation
1.
Refrigeration (armored) tape
2.
Insulated staples or clamps for connecting wire (See your
local codes.)
3.
Putty
4.
Refrigeration tubing lubricant
5.
Clamps or saddles to secure refrigerant tubing
6.
Scale for weighing
6
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