Sanyo 18KHS72 - 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

Summary

General Installation Information

Installation Site Selection Guide

Indoor Unit Location Criteria

Guidance on selecting an appropriate location for the indoor unit, considering airflow and safety.

Outdoor Unit Location Criteria

Recommendations for choosing a suitable site for the outdoor unit, considering ventilation and stability.

Indoor Unit Installation Procedures

Remove Indoor Unit Rear Panel

Create Wall Opening for Tubing

Mount Rear Panel to Wall

General Indoor Unit Wiring

Recommended Wire Length and Diameter

Specifies recommended wire gauges and lengths for power supply based on distance.

Inter-unit Wiring Connections

Detailed steps for connecting the wiring between the indoor and outdoor units.

How to Connect Wiring to the Terminal

Mount Indoor Unit

Outdoor Unit Installation Procedures

Outdoor Unit Wiring Instructions

Electrical wiring procedures specific to the outdoor unit installation.

Refrigerant Tubing Installation

Flaring Procedure with a Flare Tool

Step-by-step guide on how to properly flare copper tubing using a flare tool.

Caution Before Connecting Tubes Tightly

Important precautions and tips for making secure, leak-free refrigerant tube connections.

Connecting Tubing Between Units

Instructions for physically connecting the refrigerant tubing from the indoor to the outdoor unit.

Insulation of Refrigerant Tubing

Air Purging and Refrigerant Handling

Air Purging with a Vacuum Pump

Detailed procedure for removing air and moisture from the system using a vacuum pump.

Pump Down Procedure

How to Test Run the Air Conditioner

Sanyo 18KHS72 Specifications

General

Brand	Sanyo
Model	18KHS72
Category	Air Conditioner
Language	English