Roberts Gorden DAT90, DAT75, DAT100, DAT115 service manual Site wiring connections shown

Page 25

SECTION 10: WIRING AND ELECTRICAL INFORMATION

10.5 DAT Wiring Diagram

Yellow

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Site wiring connections shown

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

9

Condensor control circuit

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

10

limit devices

 

 

 

 

 

 

 

 

 

 

 

Aux contact

 

 

 

 

This appliance

 

 

 

 

 

 

 

 

 

 

 

14

 

13

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

must be Earthed

 

 

 

 

 

 

 

 

Fuse 5A

overload & contactor

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

N

 

 

 

main

 

 

 

2

 

 

2

 

1

 

 

 

 

L1

400 V 50 Hz

 

 

 

fan

 

 

 

4

 

 

4

 

3

 

 

 

 

L2

3 N Suppy

 

 

motor

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

6

 

 

6

 

5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

L3

 

 

 

 

 

 

 

 

 

R3/2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

96

95

A2

 

 

A1

 

 

 

 

Remote fan controls 230 V

 

 

 

Blue

 

 

 

 

 

 

 

 

 

 

 

 

 

1

 

 

 

 

 

N

R2/2

 

 

 

 

 

 

 

 

 

2

230 V output to controls

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Heater

 

R1/1

 

 

 

 

 

 

 

 

 

3

Heating Stage 230 V

 

 

 

 

Supply

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Brown

 

 

L

R1 230 V

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Relay

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Yellow

 

 

Burner

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ON

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Violet

 

 

 

 

 

 

 

 

 

 

 

 

 

4

Heat ON 230 V

 

 

 

3

1

3

2

Coil Safety

 

 

 

 

 

 

 

 

 

 

5

N

 

 

 

 

 

 

 

Violet

 

 

 

 

 

 

 

 

 

 

7

Lockout 230 V

 

 

 

Coil Frost Stat

Coil Press Sw

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

8

Remote Lockout

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

reset 230 V

 

White

 

 

H1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Black

 

 

H3

 

 

 

 

 

 

 

R3/1

 

 

Control inputs 230 V

 

 

 

 

 

 

 

 

 

 

2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

7

 

4

1

 

11

1st stage cool (free cool)

 

Filter pressure Sw

 

 

 

 

R2 230 V

10

2

 

 

 

 

 

 

 

Filter

 

 

 

12

2nd stage cool

 

 

 

 

3

 

2

 

 

 

 

 

 

2 R3 230 V

 

 

 

 

 

 

 

Pressure Switch

 

 

 

 

7

 

13

3rd stage cool

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R4 230 V

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

14

N Damper supply 230 V

 

 

 

 

 

 

 

 

 

 

 

 

 

 

4

 

 

 

Red

 

 

 

Red

 

TH

 

 

 

R2/1

 

 

 

15

Recirc' air

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Limit

 

 

 

 

1

 

 

 

 

 

16

Fresh air

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Orange

 

 

 

 

Green

 

 

 

 

 

 

3

 

 

 

 

Brown-white

 

 

 

 

 

 

 

9

11

 

18

1st stage

 

 

 

 

 

 

 

 

 

 

 

17

cooling condenser

 

 

 

 

 

 

 

Heat On

 

 

 

 

 

 

 

R3/3

 

 

 

 

 

 

 

Red-white

Red

 

 

 

 

 

 

 

1

3

 

19

cooling condenser

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Lock Out

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R4/1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

20

2nd stage

 

 

 

 

 

 

 

Common

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Blue

 

 

 

 

 

 

 

 

 

 

21

 

 

 

 

 

 

Neutral

 

 

 

 

 

 

 

 

 

 

Dirty filter warning 230 V

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Lock Out

 

 

 

 

 

 

 

 

 

 

22

 

 

 

 

 

Grey

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Reset

 

 

 

 

 

 

7

 

2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

 

Blue

 

 

 

Pink

 

H7

 

 

 

 

 

 

R5 230 V

R5/1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Brown

 

 

 

 

Grey

H8

 

 

 

28

27

26

25

 

 

24

23

White

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

+

 

 

 

 

 

 

Black

Lockout(Red)

 

HeatON (Green)

warningfilterDirty(Amber)

 

 

 

 

 

 

ValveModuregHoneywell0-28 V DC

 

Systemground

DCV10-0 signal

ModulationBurnercontrol

 

filterdirtyfreeVoltsignal

 

lampsWarning(230 V)

 

 

 

 

 

 

 

 

 

 

Pink

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Grey

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

19

Image 25
Contents DualAir Page Roberts-Gordon, LLC Page Table of Figures Page Product Approval Installer Responsibility Heater SafetyClearances to Combustibles Corrosive ChemicalsCritical Considerations 3.1 Basic Information Minimum Required Installation ClearancesLocation and Suspension All models VentilationInstallation Clearances and Clearances to Combustibles Front View Left Version Specifications 4.1 DATModel 100 115 Fan Data General Technical Data TableModel 100 115 2 DAT100 and 115 4 kW motor Handling Heater Installation 5.1 GeneralShelf Mounting and Suspension Type B22 Appliance Flue Installation 6.1 Flue InstallationAir Intake Terminal Cover Flue ConversionControl Section & Upper Panel Vertical and Horizontal Flue Termination Type B22 Appliance Open Flued Installation Room Sealed InstallationAIR Supply Building VentilationDepartment for recommendations regarding Optional Heater Configurations 8.1 Distribution DuctDuct resistance and design. Tel +44 0 121 7700Connections GAS PipingRemote Control Wiring and Electrical InformationSee Page 17, .3 through Page 18, Section ModelsNumber See Page 20, Section DAT Wiring DiagramSite wiring connections shown DAT Site Connections at Main Circuit Board Commissioning Automatic Burner Control Box Sequence Commissioning the Gas Valves Combustion TestingCommissioning the Gas Valve Set Minimum PressureTurning Off the DualAir Unit Pressure SwitchComplete the Commissioning Instruction to the UserCommon User Controls Combination Fan/Limit Thermostat Heater OperationSee Page 7, .3 and Page 8, Figure Secondary Limit ThermostatSimple Fault Finding Burner Lockout Reset ButtonSimple Fault Finding burner faults Cooling Section OperationIf you smell gas 13.3 Fan/Motor Assembly Maintenance Burner MaintenanceHeat Exchanger Maintenance Servicing 13.1 Servicing InstructionsGas Control Valve Maintenance Burner Conversion Conversion Between Gases 14.1 GeneralGas Valves Conduct Commissioning procedure as shown on Page 21, Section Result in death or electrical shock Troubleshooting For Automatic Ignition Burner SystemsStart Troubleshooting for Flame Supervision SystemTroubleshooting for Main Fan Troubleshooting for Solenoid ValvesConduct Commissioning procedure as on Page 21, Section Troubleshooting for Fan ContactorGas Valve Replacement all models Removal and Replacement PartsBurner Components Gas ValveBurner Injectors Burner CompartmentIgnition Electrode and Flame Probe Remove screws securing outlet flange to the flue adapter See Page 21, Section Heater Pressure SwitchCoil Pressure Switch Pressure SwitchesFilter Pressure Switch 16.7.1 S4563C Ignition ControlFan Motor Removal Fan Removal and Replacement BREAK-OFF Link Must be Removed Page Some objects can catch fire or explode when placed
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