Table of Contents
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CONTENTS
QW Model Nomenclature....................................... 5
Shipping Damage ................................................. 9
Unit Removal From Skid ....................................... 9
Handling Unit After Removal From Skid ................. 9
General ............................................................. 10
Minimum Installation Height ............................... 11
Duct Work ......................................................... 15
Filters ............................................................... 15
Condensate Drain ............................................... 15
Mist Eliminator Service ....................................... 17
Mounting the Unit .............................................. 19
Wiring - Main Power ........................................... 22
Wiring - Low Voltage Wiring ................................. 22
General ............................................................. 22
Low Voltage Connections ..................................... 23
Valve Installation ................................................ 31
Description of Standard Equipment ...................... 32
Important Installer Note ...................................... 33
Phase Monitor .................................................... 33
Rated CFM ....................................................... 33
Service Hints ..................................................... 33
Adjustments ...................................................... 34
Pressure Service Ports ........................................ 35
Piping Access to Unit ......................................... 35
System Start Up ................................................. 35
Cooling .............................................................. 40
Heating ............................................................ 40
Geothermal Logic Control .................................... 40
Modulating Water Line Control ............................. 41
iSeries Smart Actuator ........................................ 42
Model Features .................................................. 43
Special Features ............................................... 43
Manual 2100-738C
Page
2 of 73
Closed Loop (Earth Coupled Ground Loop
Applications)
Circulation System Design ................................... 54
Copper Water Coil Application ............................. 54
Start Up Procedure for Closed Loop System .......... 54
Water Connections .............................................. 56
Well Pump Sizing ............................................... 57
Applications....................................................... 57
Water Corrosion .................................................. 58
Remedies of Water Problems ............................... 58
Lake and Pond Installations ................................ 59
Cooling Tower/Boiler Application .......................... 61
Unbrazing System Components ............................ 64
Troubleshooting Geothermal Logic CCM ................ 64
Diagnostics ........................................................ 65
Board ................................................................ 67
Compressor Solenoid .......................................... 68
Troubleshooting GE ECM™ Blower Motors ............ 69
Water to Air Heat Pump ......................................... 71
Ground Source Heat Pump Performance Report ....... 72
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Table of Contents
Troubleshooting
