Sanyo SPW-UMR74EXH56, SPW-UMR94EXH56, SPW-UMR124EXH56, SPW-UMR164EXH56, R410A Contents, General

CONTENTS

Page

IMPORTANT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2

Please Read Before Starting

Check of Density Limit

1. GENERAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

1-1. Tools Required for Installation (not supplied)

1-2. Type of Copper Tube and Insulation Material

1-3. Additional Materials Required for Installation

2. HOW TO INSTALL THE UNIT . . . . . . . . . . . . . .5

2-1. Duct for fresh air

3.TEST OF THE SYSTEM AND CONTROL OF THE AIR VOLUME TO THE OUTLET GRILLES . . . .7

			Page
4.	ELECTRICAL WIRING		. .8
	4-1.	General Precautions on Wiring
	4-2. Recommended Wire Length and Wire Diame-
		ter for Power Supply System
	4-3. Wiring System Diagrams
5.	HOW TO PROCESS TUBING		.12
	5-1. Connecting the Refrigerant Tubing
	5-2. Connecting Tubing between Indoor and Out-
		door Units
	5-3.	Insulating the Refrigerant Tubing
	5-4.	Taping the Tubes
	5-5.	Finishing the Installation
6	APPENDIX		.16

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 unit 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

1-2. 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.

8.Core bits

9.Hammer

10.Drill

11.Tube cutter

12.Tube flaring tool

13.Torque wrench

14.Adjustable wrench

15.Reamer (for deburring)

CAUTION	Check local electrical codes
	and regulations before
	obtaining wire. Also, check
	any specified instructions
	or limitations.

1-3. 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

4