Combination example
This air conditioner uses the new refrigerant R410A.
Contents
Page
IMPORTANT!
Please Read Before Starting .................................. 1
1. GENERAL .......................................................... 2
1-1. Tools Required for Installation (not supplied)
1-2. Accessories Supplied with Unit
1-3. Optional Copper T ubing Kit
1-4. Type of Copper T ube and Insulation Material
1-5. Additional Materials Required for Installation
2. INSTALLATION SITE SELECTION ................... 3
2-1. Indoor Unit
2-2. Outdoor Unit
2-3. Outer Dimensions of Outdoor Unit
2-4. Diagram of Outdoor Unit Installation
3. INSTALLATION PROCESS ................................ 7
3-1. Embedding the T ubing and Wiring
3-2. Installing Outdoor Unit
3-3. Use of the Flaring Method
3-4. Flaring Procedure with a Flare T ool
3-5. Caution before Connecting T ubes Tightly
3-6. Tubing Connections
3-7. Insulation of Refrigerant T ubing
3-8. Taping the T ubes
3-9. Finishing the Installation
3-10. Refrigerant Operation System
4. AIR PURGING................................................... 11
■ Air Purging with a V acuum Pump (for T est Run)
■ Pump-Down
5. WIRING INSTRUCTIONS ................................ 14
5-1. General Precautions on Wiring
5-2. Recommended Wire Length and Diameter
5-3. Wiring System Diagram
5-4. Electric Wiring Diagram
5-5. How to Connect Wiring to the T erminal
5-6. Wiring Instructions for the Outdoor Unit
6. TEST RUN......................................................... 21
7. INSTALLATION CHECK SHEET ...................... 22
Model Combinations
Indoor Units
AWMI28AHL
AWMI36AHL
AWMI50AHL
AWMI70AHL
Outdoor Unit
AE4MI91AH
Combine indoor and outdoor units only as listed in
the combination tables for the 4-room outdoor unit
as shown in its respective manual.
Power Source:
50 Hz, single-phase, 220-240 V
60 Hz, single-phase, 220 V