Table of Contents
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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.
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
Table 1-1 (For type 140)
Part Name
Figure
Special
washer
M8 nut
Insulator
Drain socket
Operating
Instructions
Installation
Instructions
• Use M8 or 3/8" suspension bolt. (field supply)
Table 1-2 (For types 224 / 280)
Part Name
Figure
Special
washer
Insulator
Drain socket
Operating
Instructions
Installation
Instructions
• Use M10 or 3/8" suspension bolt. (field supply)
Q'ty
Remarks
8
For indoor unit suspension
8
2
For gas and liquid tubes
1
Connecting to drain port
1
1
Q'ty
Remarks
8
For indoor unit suspension
2
For liquid tube
1
Connecting to drain port
1
1
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.
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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