Comfort-Aire HWW120 - Manual (Page 2)

1
Model Nomenclature ..................................................2
Storage .......................................................................4
Pre-Installation............................................................4
Physical Data..............................................................5
Dimensional Data .......................................................6
Unit Installation ...........................................................7
Piping Installation .......................................................7
Load Plumbing Installation .........................................8
Water Loop Applications .............................................9
Open Loop - Ground Water Systems .......................10
Water Quality Standards ..........................................10
Ground Loop Applications ...................................11-13
Electrical - Line Voltage .......................................14,16
Electrical - Accessories.............................................15
Water Valve Wiring ...................................................15
Electrical - Low Voltage Wiring .................................17
Electrical Wiring Schematics ...............................18-19
CXM Controls ......................................................20-22
Piping System Cleaning & Flushing .........................23
Unit and System Checkout Procedure .....................24
Start Up Procedure ..............................................25-26
Operating Pressures............................................27-28
Preventive Maintenance ...........................................29
Refrigeration Troubleshooting Form .........................30
TABLE OF CONTENTS
Installation & Operation WATER-TO-WATER (HWW) SERIES Heat Controller, Inc.