Sanyo CH1872 Technical & Service Manual page 87

- Inverter Split System Air Conditioner -
Contents
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
989
85264189 003 © SANYO 2007
INSTALLATION INSTRUCTIONS
This air conditioner uses the new refrigerant R410A.
Refrigerant service valve size = 5/16"
NOTE
SANYO Commercial Solutions
A Division of SANYO North America Corporation
Cornerstone Business Park,
1062 Thorndale Avenue,
Bensenville, IL 60106, U.S.A.
Page
Combine indoor and outdoor units only as listed
below.
Indoor Unit
KHS1872
KHS2472
Power Source:
60 Hz, single-phase, 230/208 V
Be sure to read the yellow instruction sheet
attached to the outdoor unit for models using the
new refrigerant R410A.
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
NOTE
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.
COOL / DRY/ HEAT Model
Model Combinations
Outdoor Unit
CH1872
CH2472
In Canada
SANYO Canada Inc.
1-300 Applewood Crescent, Concord
Ontario, L4K 5C7, Canada
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