AEC Glacier Series Air and Water Cooler Portable Chillers - Manual (Page 8)

Glacier Series Portable Chillers Page 7
1 General Information
1-1 Introduction
AEC/Application Engineering Glacier Series portable water chillers are reliable, accurate, and
easy to use process cooling units. They are available in both air and water cooled designs in a
range of sizes from 5 to 30 tons. All are self contained, fully portable, and shipped ready to use.
A properly installed, operated, and maintained Glacier Series portable chiller provides many
years of reliable operation. To get the most satisfaction from your new chiller, read and follow
the instructions in this manual.
1-2 Necessary Documents
The following documents are necessary for the operation, installation and maintenance of an
Application Engineering Glacier Series portable chiller. Additional copies are available from
AEC, Inc. Familiarize the appropriate personnel with these documents:
• This manual.
• The electrical schematic and connection diagram mounted inside the control enclosure.
Typical schematics for general reference are provided in Figures 21 through 23.
• The operation and installation manuals for accessories and options selected by the
customer.
• The Customer Parts List included in the information packet.
1-3 Models Covered
This manual provides operation, installation, and maintenance instructions for Application
Engineering Glacier Series Portable Chillers.
Model numbers can be found on the chiller serial tag. You should know the model number, serial
number, and operating voltage of your chiller if you need to contact AEC/Application
Engineering.
Glacier Series chiller models are designated by compressor horsepower (5, 7.5, 10, 15, 20, 25,
30, 35, and 40) and the cooling method used—air-cooled are NXGA, water-cooled are NXGW,
and remote air-cooled units are NXGR. All sizes are available with either cooling method with
the exception of the 35 hp and 40 hp systems, which are available in the water-cooled
configuration only.