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85264190272000 03/2006
Contents
Page
IMPORTANT!
Please Read Before Starting
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2
1.
GENERAL
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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
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4
2-1. Indoor Unit
2-2. Outdoor Unit
3.
HOW TO INSTALL THE INDOOR UNIT
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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
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16
4-1. Wiring Instructions for the Outdoor Unit
5.
REFRIGERANT TUBING
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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
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I
Air Purging with a Vacuum Pump (for Test Run)
I
Basic Functions of the Service Valves
I
Pump Down
Model Combinations
Combine indoor and outdoor units only as listed
below.
Indoor Unit
Outdoor Unit
MCAF186R5I
GRF186R5I
MCAF246R5I
GRF246R5I
Power Source:
50 Hz, single-phase, 220 – 240 VAC
INSTALLATION INSTRUCTIONS
– Split system air conditioner –
COOL / DRY/ HEAT Model
This air conditioner uses the new refrigerant R410A.
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
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7-1. Mounting on a Wall
8.
ADDRESS SWITCH
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8-1. Address Setting of the Remote
Control Unit
9.
ELECTRIC WIRING SYSTEM
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