Bard Q-TEC Series Literature Assembly page 34

CONTENTS
Getting Other Information and Publications
For more information, contact these publishers: ...... 4
QW General Information
QW Model Nomenclature....................................... 5
Shipping Damage ................................................. 9
Unit Removal From Skid ....................................... 9
Handling Unit After Removal From Skid ................. 9
Removal of Wall Bracket from Shipping Location ... 10
General ............................................................. 10
Minimum Installation Height ............................... 10
Duct Work ......................................................... 13
Filters ............................................................... 13
Condensate Drain ............................................... 13
Mist Eliminator Service ....................................... 15
Installation
Mounting the Unit .............................................. 17
Wiring - Main Power ........................................... 20
Wiring - Low Voltage Wiring ................................. 20
General ............................................................. 20
Low Voltage Connections ..................................... 21
Valve and Actuator Installation/Removal
Valve Installation ................................................ 28
iSeries Smart Actuator Removal and Installation ... 28
Start Up
Description of Standard Equipment ...................... 29
Important Installer Note ...................................... 30
Phase Monitor .................................................... 30
Rated CFM ....................................................... 30
Service Hints ..................................................... 30
Adjustments ...................................................... 31
Pressure Service Ports ........................................ 32
Piping Access to Unit ......................................... 32
System Start Up ................................................. 32
Sequence of Operation
Cooling .............................................................. 37
Heating ............................................................ 37
Geothermal Logic Control .................................... 37
Modulating Water Line Control ............................. 38
iSeries Smart Actuator ........................................ 39
Dehumidification
Model Features .................................................. 40
Special Features ............................................... 40
Manual 2100-738A
Page 2 of 71
Closed Loop (Earth Coupled Ground Loop
Applications)
Circulation System Design ................................... 51
Copper Water Coil Application ............................. 51
Start Up Procedure for Closed Loop System .......... 52
Open Loop (Well System Applications)
Water Connections .............................................. 54
Well Pump Sizing ............................................... 55
System Start Up Procedure for Open Loop
Applications....................................................... 55
Water Corrosion .................................................. 56
Remedies of Water Problems ............................... 56
Lake and Pond Installations ................................ 57
Cooling Tower/Boiler Application .......................... 59
Service
Unbrazing System Components ............................ 62
Troubleshooting Geothermal Logic CCM ................ 62
Troubleshooting Water Modulating Actuator
Diagnostics ........................................................ 63
Troubleshooting Modulating Water Line Control
Board ................................................................ 65
Compressor Solenoid .......................................... 66
Troubleshooting GE ECM™ Blower Motors ............ 67
Quick Reference Troubleshooting Chart for
Water to Air Heat Pump ......................................... 69
Ground Source Heat Pump Performance Report ....... 70