Table Of Contents - Bard QW Series Installation Instructions Manual

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
Mist Eliminator Service ....................................... 13
Installation
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 ...................... 26
Adjustments ...................................................... 27
Optional CFM .................................................... 28
Important Installer Note ...................................... 28
Phase Monitor .................................................... 28
Service Hints ..................................................... 28
Sequence of Operation ........................................ 28
Pressure Service Ports ........................................ 29
Piping Access to Unit ......................................... 29
Pressure Tables .................................................. 32
Optional Accessories ........................................... 33
Manual 2100-577C
Page 2 of 50
Closed Loop (Earth Coupled Ground Loop
Applications)
Circulation System Design ................................... 34
Copper Water Coil Application ............................. 34
Start Up Procedure for Closed Loop System .......... 35
Open Loop (Well System Applications)
Water Connections .............................................. 37
Well Pump Sizing ............................................... 38
Start Up Procedure for Open Loop System ............ 38
Water Corrosion .................................................. 39
Remedies of Water Problems ............................... 39
Lake and Pond Installations ................................ 40
Cooling Tower/Boiler Application .......................... 42
Service
Unbrazing System Components ............................ 45
Troubleshooting GE ECM™ Blower Motors .............. 46
Quick Reference Troubleshooting Chart for
Water to Air Heat Pump ......................................... 48
Ground Source Heat Pump
Performance Report .............................................. 49