Manuals / Roberts Gorden / Household Appliance / Fan

Roberts Gorden CTCU 22, CTCU 27, CTCU 15, CTCU 11, CTCU 7, CTCU 32 33 of, Troubleshooting

Models: CTCU 32 CTCU 7 CTCU 22 CTCU 11 CTCU 15 CTCU 27

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SECTION 15: TROUBLESHOOTING

15.2 Troubleshooting For Automatic Ignition Burner Systems

For your safety and optimum heater performance, use only ROBERTS GORDON® replacement parts.

Conduct Commissioning procedure as shown on Page 21, Section 11.

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Roberts Gorden CTCU 22, CTCU 27, CTCU 15, CTCU 11, CTCU 7, CTCU 32 service manual 33 of, Troubleshooting

Contents

If you smell gas CombatModels CTCU CTCUPage Page Page TABLE OF FIGURES Page 1 of Product Approval1.2 Safety Labels and Their Placement SECTION 1 HEATER SAFETYFigure 1 Front and Back Panel Label Placement 1.1 Manpower RequirementsFigure 2 Side Panel Label Placement 3 ofPart Number Product Damage Hazard SECTION 2 INSTALLER RESPONSIBILITY2.1 Clearances to Combustibles 2.2 Corrosive ChemicalsSECTION 3 CLEARANCES TO COMBUSTIBLES Fire Hazard3.1 Required Clearances to Combustibles 80 cm is necessary to service SECTION 4 CRITCAL CONSIDERATIONS 4.1 Ventilation Heaters may be installed vented or unventedDisconnect electric before service DANGER8 of SECTION 5 SPECIFICATIONS 5.1 CTCUA All ModelsDimension Data - CTCUA All Models 140 for5.2 General Technical Data Table All Models 6.5Suspension and Shelf Mounting SECTION 6 HEATER INSTALLATION 6.1 General6.2 Basic Information 6.4 HandlingFigure 4: Suspension Methods Existing cabinet screws must be re-used11 of Figure 6 Vertical Louvres Optional Figure 5 Shelf Mounting and Hanging SuspensionEdges are sharp 7.4 Type B22 ApplianceSee Page 14, Figure 7 through Page 14, Figure Cut/Pinch Hazard14 of Figure 7 Flue and Roof Detail15 of SECTION 8 AIR SUPPLY 8.1 Room Sealed Installation8.2 Open Flued Installation 8.2.1 Heaters Installed Within the Heated Space9.1 Connections SECTION 9 GAS PIPE WORK18 of 10.2.1 Burner Controls Thermostat SECTION 10 WIRING AND ELECTRICAL INFORMATION10.2 Remote Controls 10.1 Electrical Supply20 of 10.3 CTCUA Wiring Diagram Models11.1.1 Louvres SECTION 11 COMMISSIONINGGas Fired Heater 11.1 Pre-CommissionChecks11.4 Begin Commissioning 11.4.1 Before Operating the HeaterFigure 11 Automatic Burner Control Box Sequence 11.6 Turning Off the Heater 11.5 Combustion TestingFigure 12 Gas Valve for Heater Models Check Gas Rate11.9 Instruction to the User 11.8 Complete the CommissioningSECTION 12 USER INSTRUCTIONS heater before servicebefore service during installation12.3.2 Limit Thermostat 12.3.3 Burner Lockout Reset Button12.5 Simple Fault Finding 12.5.1 Simple Fault Finding Burner Faults13.4 Heat Exchanger Maintenance Turn off gas and electrical supply before service13.2 Burner Maintenance 13.3 Fan/Motor Assembly MaintenanceThe Vicinity of the Heater 13.5 Gas Control Valve Maintenance13.7 Maintenance Checklist 13.6 Flue FanFlue Blower Scroll, Wheel when installedBurner Observation WindowSECTION 14 CONVERSION BETWEEN GASES 14.1 General 14.2 Burner Conversion14.3 Gas Valves before service SECTION 15 TROUBLESHOOTINGDisconnect electric before service heater before service32 of 15.1 General33 of SECTION 15 TROUBLESHOOTING34 of 15.3 Troubleshooting for Flame Supervision System15.4 Troubleshooting for Solenoid Valves NOTE Minimum flame probe current 1 µA DC15.5 Troubleshooting for Main Fan SECTION 15 TROUBLESHOOTING35 of 16.1.1 Models SECTION 16 REMOVAL AND REPLACEMENT PARTSBurner Components 16.1 Gas Valve16.2.1 Burner Injectors 16.2 Burner Compartment16.3 Ignition Electrode and Flame Probe 39 of 16.4 Flue Fan Vertical Installation Models40 of 16.5 Flue Fan Vertical Installation ModelsCarbon Monoxide Hazard 16.6 Pressure Switch16.7 Ignition Control 16.8 CTCUA Axial Fan/Guard/Motor Assembly16.8.1 Fan Removal and Replacement 16.8.2 To Replace the Fan AssemblyPage close to heater 80 cm is necessary to service heaterdestratification fans are installed Fire Hazard