Contact: AIRSYS North America Phone: (855) 874-5380 Page 3 of 112
Email: ASNSupport@air-sys.com Web: http://airsysnorthamerica.com Rev 1.15
Table of Contents
CHAPTER 1: INTRODUCTION ..................................................................................................................... 7
USING THIS MANUAL ........................................................................................................................................................................... 8
MODEL IDENTIFICATION....................................................................................................................................................................... 9
ACRONYMS AND ABBREVIATIONS ................................................................................................................................................... 10
CHAPTER 2: PRODUCT OVERVIEW........................................................................................................... 11
FREE COOLING SYSTEM ..................................................................................................................................................................... 12
Adaptive Free Cooling ........................................................................................................................................................... 12
MECHANICAL COOLING SYSTEM ..................................................................................................................................................... 12
Soft Start ..................................................................................................................................................................................... 12
THE CONTROL SYSTEM (ASMUC.6 CONTROLLER) ...................................................................................................................... 12
Ease of Control and Configuration ................................................................................................................................... 13
Synchronized Cooling ........................................................................................................................................................... 13
Standalone Mode .................................................................................................................................................................... 13
Heat Load Matching ............................................................................................................................................................... 13
Turbo Boost ............................................................................................................................................................................... 13
Quiet Mode................................................................................................................................................................................ 13
CHAPTER 3: INSTALLATION ..................................................................................................................... 14
INSTALLATION PREPARATION ........................................................................................................................................................... 14
Delivery ........................................................................................................................................................................................ 14
Warranty ..................................................................................................................................................................................... 15
Moving the Unit ....................................................................................................................................................................... 15
General Safety Rules .............................................................................................................................................................. 16
REQUIRED MATERIALS ....................................................................................................................................................................... 16
AIRSYS Supplied Materials .................................................................................................................................................. 16
Materials Supplied by Installer ........................................................................................................................................... 17
Electrical Ratings (Wire Sizing) ........................................................................................................................................... 19
PHYSICAL INSTALLATION ................................................................................................................................................................... 20
Select the Wall for Installing the Unit ............................................................................................................................. 20
Clearances .................................................................................................................................................................................. 20
Pouring the Concrete Pad (28V1B5 Only) ..................................................................................................................... 21
Make Openings in the Wall ................................................................................................................................................. 21
Install Weather Stripping...................................................................................................................................................... 23
Position the Unit ...................................................................................................................................................................... 23
Remove Wooden Pallet from WPU .................................................................................................................................. 24
Install the Support Stand (28V1B5 Only) ....................................................................................................................... 24
Seal the Joints between WPUs and Wall ........................................................................................................................ 25
Attach the Supply Air Grill and the Return Air Grill to the Wall ............................................................................ 25
Remove the Compressor Brackets ................................................................................................................................... 26
CONTROLLER BOX INSTALLATION .................................................................................................................................................... 27
Install Outdoor Temperature Sensor ............................................................................................................................... 28
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