Sanyo KHS2472 User Manual

This air conditioner uses the new refrigerant R410A.
Refrigerant service valve size = 5/16"
NOTE
85264189989003 © SANYO 2007
SANYO Commercial Solutions In Canada
A Division of SANYO North America Corporation SANYO Canada Inc.
Cornerstone Business Park, 1-300 Applewood Crescent, Concord
1062 Thorndale Avenue, Ontario, L4K 5C7, Canada
Bensenville, IL 60106, U.S.A.
W
Contents
Page
IMPORTANT!
Please Read Before Starting .................................. 2
1. GENERAL .......................................................... 3
1-1. Tools Required for Installation (not supplied)
1-2. Accessories Supplied with Unit
1-3. Optional Copper Tubing Kit
1-4. Type of Copper Tube and Insulation Material
1-5. Additional Materials Required for Installation
2. INSTALLATION SITE SELECTION ................... 4
2-1. Indoor Unit
2-2. Outdoor Unit
3. HOW TO INSTALL THE INDOOR UNIT ............. 6
3-1. Remove the Rear Panel from the Unit
3-2. Make a Hole
3-3. Install the Rear Panel on the Wall
3-4. Remove the Grille to Install the Indoor Unit
3-5. Shape the Indoor Side Tubing
3-6. Wiring Instructions
3-7. Recommended Wire Length and Diameter
3-8. Wiring Instructions for Inter-unit Connections
3-9. Mounting
3-10. Drain Hose
4. HOW TO INSTALL THE OUTDOOR UNIT ....... 16
4-1. Wiring Instructions for the Outdoor Unit
5. REFRIGERANT TUBING .................................. 17
5-1. Use of the Flaring Method
5-2. Flaring Procedure with a Flare Tool
5-3. Caution before Connecting Tubes Tightly
5-4. Connecting Tubing between Indoor and
Outdoor Units
5-5. Insulation of Refrigerant Tubing
5-6. Taping the Tubes
5-7. Finishing the Installation
6. AIR PURGING................................................... 19
I Air Purging with a Vacuum Pump (for Test Run)
I Basic Functions of the Service Valves
I Pump Down
INSTALLATION INSTRUCTIONS
Model Combinations
Combine indoor and outdoor units only as listed
below.
Indoor Unit Outdoor Unit
KHS1872 CH1872
KHS2472 CH2472
Power Source:
60 Hz, single-phase, 230/208 V
– Inverter Split System Air Conditioner –
COOL/DRY/ HEAT Model
Be sure to read the yellow instruction sheet
attached to the outdoor unit for models using the
new refrigerant R410A.
The illustrations are based on the typical appearance of
a standard model. Consequently, the shape may differ
from that of the air conditioner that you are installing.
NOTE
7. REMOTE CONTROL UNIT INSTALLATION
POSITION ......................................................... 23
7-1. Mounting on a Wall
8. ADDRESS SWITCH .......................................... 24
8-1. Address Setting of the Remote
Control Unit
07-153 CH1872-2472 6/12/07 3:14 PM Page a

Sanyo KHS2472 Specifications

General

Brand	Sanyo
Model	KHS2472
Category	Air Conditioner
Language	English

Summary

Important Safety Precautions

General Safety Instructions

Read manual, follow steps, obey codes, heed warnings, and use qualified personnel.

Installation Environment Warnings

Advice for installation in various locations like ceilings, rooms, and specific environmental conditions.

Refrigerant and Servicing Safety

Covers safe refrigerant tubing connection and precautions during maintenance.

General Information and Setup

Required Installation Tools

Lists tools not supplied with the unit for installation.

Supplied Unit Accessories

Details the parts and quantities supplied with the air conditioner unit.

Optional Copper Tubing Kit

Information on purchasing copper tubing kits for connecting units.

Copper Tube and Insulation Specifications

Specifies the types of copper tubes and insulation material required.

Installation Site Selection

Additional Installation Materials

Lists extra materials needed for the installation process.

Indoor Unit Location Guidelines

Guidelines for selecting the optimal location for the indoor unit.

Outdoor Unit Installation Site

Outdoor Unit Location Guidelines

Recommendations for choosing the best site for the outdoor unit.

Indoor Unit Installation - Part 1

Removing Indoor Unit Rear Panel

Steps for removing the rear panel of the indoor unit.

Making Wall Penetration

Steps to create a hole in the wall for tubing and wiring.

Indoor Unit Installation - Part 2

Mounting Indoor Unit Rear Panel

Procedures for securely attaching the rear panel to the wall.

Indoor Unit Installation - Part 3

Indoor Unit Grille and Tubing Setup

Instructions for grille removal/replacement and shaping indoor tubing.

Indoor Unit Installation - Part 4

Indoor Unit Wiring Instructions

Important precautions and steps for wiring the indoor unit.

Recommended Wire Specifications

Details on wire size, length, and fuse/breaker capacity.

Inter-unit Wiring Connections

Instructions for connecting wiring between indoor and outdoor units.

Indoor Unit Installation - Part 5

Mounting the Indoor Unit

Steps for physically mounting the indoor unit onto the rear panel.

Indoor Unit Drain Hose Installation

Proper installation and routing of the indoor unit's drain hose.

Outdoor Unit Installation and Wiring

Outdoor Unit Wiring Instructions

Instructions for connecting the electrical wiring to the outdoor unit.

Refrigerant Tubing Installation

Flaring Method and Tube Connection

Explains flaring, tube connection, and tightening torque for refrigerant lines.

Refrigerant Tubing Insulation and Taping

Guidance on insulating tubing to prevent condensation and taping the bundle.

System Purging and Testing

Air Purging with Vacuum Pump

Step-by-step guide for purging air using a vacuum pump.

Test Run Procedure

Steps to conduct a test run of the air conditioner.

Service Valve Functions and Pump Down

Explains service valve functions and the pump down procedure.

Remote Control and Address Settings

Remote Control Unit Placement

Guidelines for selecting the optimal location for the remote control.

Setting Remote Control Address

How to set a different address for the remote control unit.