
Contents
Cautions in Using with Safety ...................................................................1
Explanation..................................................................................................................1
Table of Illustrated Symbols .........................................................................................2
Fundamental Matters of “WARNING!” and “CAUTION!” ...............................................3
Before Using this unit ................................................................................5
Requirements for Installation........................................................................................5
Description and Function of Each Part...................................................10
Main Unit and Control panel.......................................................................................10
Installation Method...................................................................................12
Operation Method.....................................................................................14
Procedure of Operation..............................................................................................14
Heating and cooling curve, cooling capacity curve (reference data)...........................15
Flow Rate and Head (reference data)........................................................................16
Selecting heat medium for lower temperature (reference data)..................................17
Handling Precautions...............................................................................18
Maintenance Method................................................................................21
Daily Inspection and Maintenance..............................................................................21
Long storage and disposal......................................................................23
When not using this unit for long term / When disposing............................................23
Notes about disposition..............................................................................................23
In the Event of Failure…...........................................................................24
After Service and Warranty......................................................................25
Specification.............................................................................................26
Wiring Diagram.........................................................................................27
Replacement Parts Table .........................................................................28
Reference..................................................................................................29
List of Dangerous Substances ...................................................................................29
Standard installation manual...................................................................30