Bard QW5S1, QW4S1, QW3S1, QW2S1 installation instructions Contents

Page 2

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

Manual 2100-532B

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Closed Loop (Earth Coupled Ground LoopApplications)

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

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Contents QW2S1 QW3S1 QW4S1 QW5S1 Bryan, OhioContents Figures Getting Other Information and Publications For More INFORMATION, Contact These PublishersElectrical Specifications QW Model NomenclatureUnit Dimensions Handling Unit After Removal from Skid Shipping DamageUnit Removal from Skid Removal of Unit from SkidProper Handling of Unit After Removal from Skid Minimum Installation HeightGeneral Installation of Unit Through Wall with Wall Sleeve Installation with Free Blow Plenum Ducted ApplicationCondensate Drain Duct WorkFilters Supply Duct ConnectionsCondensate Drain Optional Rear DrainRear Drain TOP View Commercial Room Ventilator OptionTEC Energy Recovery Ventilator Option Removal of the Q-TEC Energy Recovery VentilatorRemoving Locking Screws from Wheels Installation InstructionsMounting the Unit Unit Mounting Without Ventilation Wall Sleeve Component Location Operating Voltage Range Wiring Main PowerWiring LOW Voltage Wiring Wall ThermostatsLOW Voltage Connections for DDC Control Blower Motor LOW Voltage Wire Harness PlugLOW Voltage Connections Remote Thermostat Wiring Diagram Option 24VACRemote Thermostat Wiring Diagram Thermostat Option Plug #1 Description of Standard Equipment AdjustmentsStart UP Compressor Control ModulePhase Monitor Optional CFM Service HintsImportant Installer Note Delay on Make TimingIndoor Blower Performance Pressure Service PortsPiping Access to Unit Opening Rear of Unit Fluid Access From Floor Fluid Connections on Unit with Ventilation Wall SleeveFluid Connections on Unit Without Ventilation Wall Sleeve Pressure Table Flow Rate for Various FluidsOptional Accessories Circulation System Circulation System DesignCopper Water Coil Application Start UP Procedure for Closed Loop System Water Temperature and Pressure ProcedurePerformance Model DORFC-1 Loop Pump Module Performance Model DORFC-2 Loop Pump ModuleConstant Flow Valves Piping DiagramWater Connections System Start UP Procedure for Open Loop Applications Well Pump SizingRemedies of Water Problems Water CorrosionLake and Pond Installations Cleaning Water CoilWater Well System Cooling Tower / Boiler Application Water Flow and Pressure DropWater Source Heat Pump Water Source Heat Pump Service Unbrazing System ComponentsTroubleshooting GE ECM Motors Don’tTroubleshooting GE ECM Motors CONT’D Replacing ECM Control ModuleCommon Cause Occasional Cause Denotes Ground Source Heat Pump Performance Report Following Information is Needed To Check Performance of Unit