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Manual 2100-532B
Page 2 of 46
CONTENTS
Getting Other Information and Publications
For more information, contact these publishers:...... 4
QW General Information
QW Model Nomenclature ........................................ 5
Shipping Damage .................................................... 7
Unit Removal From Skid .......................................... 7
Handling Unit After Removal From Skid .................. 7
Removal of Wall Bracket from Shipping Location ... 8
General .................................................................... 8
Minimum Installation Height..................................... 8
Duct Work ...............................................................11
Filters ......................................................................11
Condensate Drain ...........................................11 – 13
Mist Eliminator Service .................................. 13 & 14
Installation Instructions
Mounting the Unit .................................................. 15
Wiring – Main Power ............................................. 18
Wiring – Low Voltage Wiring ................................. 18
General .................................................................. 18
Low Voltage Connections ...................................... 19
Start Up
Description of Standard Equipment ....................... 23
Compressor Control Module .................................. 23
Adjustments ........................................................... 23
Optional CFM ........................................................ 24
Important Installer Note ......................................... 24
Phase Monitor ....................................................... 24
Service Hints ......................................................... 24
Sequence of Operation .................................. 24 & 25
Pressure Service Ports .......................................... 25
Pressure Tables ..................................................... 28
Optional Accessories ............................................. 29
Closed Loop (Earth Coupled Ground Loop Applications)
Circulation System Design .................................... 30
Copper Water Coil Application ............................... 30
Start Up Procedure for Closed Loop System ......... 31
Open Loop (Well System Applications)
Water Connections ................................................ 33
Well Pump Sizing .................................................. 34
Start Up Procedure for Open Loop System ... 34 & 35
Water Corrosion .................................................... 35
Remedies of Water Problems ................................ 35
Lake and Pond Installations .................................. 36
Cooling Tower / Boiler Application ......................... 38
Service
Unbrazing System Components ............................ 41
Troubleshooting GE ECM™ Blower Motors ... 42-43
Quick Reference Troubleshooting Chart for
Water to Air Heat Pump.......................................... 44
Ground Source Heat Pump
Performance Report .......................................... 45-46