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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 and outdoor units and make
sure all accessory parts listed are with the system before
beginning.
1-1. Tools Required for Installation (not supplied)
1. Standard screwdriver
2. Phillips head screwdriver
3. Knife or wire stripper
4. Tape measure
5. Carpenter’s level
6. Sabre saw or key hole 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)
16. Pipe bending tool (spring bender)
1-2. Accessories Supplied with Indoor Unit
Table 1
1-3. Optional Copper Tubing Kit
Copper tubing for connecting the outdoor unit to the
indoor unit is available in kits which contain the narrow
and wide tubing, fittings and insulation. Consult your
nearest sales outlet or A/C workshop.
For rear-left tubing, optional tube connec-
tion (C) (APR-EN46U1B) is necessary. See
page 20.
Also consult your nearest sales outlet or A/C workshop.
1-4. 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 tub-
ing as detailed in Table 2.
When cutting tubing, add approximately 12 to 16 in.
to each tube length to reduce vibration between the
air conditioning units.
Parts Figure Q’ty Parts Figure Q’ty
12
1
1
Remote
control unit
Parts Figure Q’ty
12
Tapping
screw
Truss-head
Phillips
5/32 × 5/8" (
4 × 16 mm)
2
1
AAA alkaline
battery
Joint drain
Rawl plug
Remote control
holder
NOTE
Table 2
2. Foamed polyethylene insulation for the speci-
fied copper tubes as required to precise length
of tubing. Wall thickness of the insulation
should be not less than 5/16".
1-5. Field Wiring
Use insulated copper wire for field wiring. Wire
size varies with the total length of wiring. Refer to
3-6. Wiring Instructions for details.
Outer Diameter
Model
KS2462R
Narrow Tube
3/8"
Wide Tube
3/4"
CAUTION
Check local electrical codes
and regulations before obtain-
ing wire. Also, check any spec-
ified instructions or limitations.