Roberts Gorden UHA[X][S] 100 Roberts Gordon Will Pay For, Roberts Gordon Will Not Pay For

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ROBERTS GORDON® WILL PAY FOR:

SECTION 16: ROBERTS GORDON® COMBAT® UHA-SERIESWARRANTY

SECTION 16: ROBERTS GORDON® COMBAT® UHA-SERIES WARRANTY

ROBERTS GORDON® WILL PAY FOR:

Within 24 months from date of purchase by buyer or 27 months from the date of shipment by Roberts-Gordon (whichever comes first), replacement parts will be provided free of charge for any part of the product which fails due to a manufacturing or material defect.

Roberts-Gordon will require the part in question to be returned to the factory. Roberts-Gordon will, at its sole discretion, repair or replace after determining the nature of the defect and disposition of part in question.

ROBERTS GORDON® Replacement Parts are warranted for a period of 18 months from date of shipment from Roberts-Gordon or the remaining ROBERTS GORDON® COMBAT® UHA-Series warranty.

ROBERTS GORDON® WILL NOT PAY FOR:

Service trips, service calls and labor charges. Shipment of replacement parts.

Claims where the total price of the goods have not been paid.

Damage due to:

Improper installation, operation or maintenance.

Misuse, abuse, neglect, or modification of the ROBERTS GORDON® COMBAT® UHA-Series in any way.

Use of the ROBERTS GORDON® COMBAT® UHA- Series for other than its intended purpose.

Incorrect gas or electrical supply, accident, fire, floods, acts of God, war, terrorism, or other casualty.

Improper service, use of replacement parts or accessories not specified by Roberts-Gordon.

Failure to install or maintain the ROBERTS GORDON® COMBAT® UHA-Series as directed in the Installation, Operation and Service manual.

Relocation of the ROBERTS GORDON® COMBAT® UHA-Series after initial installation

The use of the ROBERTS GORDON® COMBAT® UHA- Series in a corrosive atmosphere containing contaminants.

The use of the ROBERTS GORDON® COMBAT® UHA- Series in the vicinity of a combustible or explosive material.

Any defect in the ROBERTS GORDON® COMBAT® UHA-Series arising from a drawing, design, or specification supplied by or on behalf of the consumer.

Damage incurred during shipment. Claim must be filed with carrier.

The ownership of the ROBERTS GORDON® COMBAT® UHA-Series is moved or transferred. This warranty is nontransferable.

Roberts-Gordon is not permitted to inspect the damaged controller and/or component parts.

READ YOUR INSTALLATION, OPERATION AND SERVICE MANUAL

If you have questions about your controller, contact your installing professional. Should you need Replacement Parts or have additional questions, call or write:

Roberts-Gordon

1250 William Street P.O. Box 44

Buffalo, New York 14240-0044 716.852.4400

On the web at: www.rg-inc.com

Roberts-Gordon' liability, and your exclusive remedy, under this warranty or any implied warranty (including the implied warranties of merchantability and fitness for a particular purpose) is limited to providing replacement parts during the term of this warranty. Some jurisdictions do not allow limitations on how long an implied warranty lasts, so this limitation may not apply to you. There are no rights, warranties or conditions, expressed or implied, statutory or otherwise, other than those contained in this warranty.

Roberts-Gordon shall in no event be responsible for incidental or consequential damages or incur liability for damages in excess of the amount paid by you for the ROBERTS GORDON® COMBAT® UHA-Series .

Some jurisdictions do not allow the exclusion or limitation of incidental or consequential damages, so this limitation or exclusion may not apply to you. This warranty gives you specific legal rights, and you may also have other rights which vary from jurisdiction to jurisdiction.

Roberts-Gordon shall not be responsible for failure to perform under the terms of this warranty if caused by circumstances out of its control, including but not limited to war, fire, flood, strike, government or court orders, acts of God, terrorism, unavailability of supplies, parts or power. No person is authorized to assume for Roberts- Gordon any other warranty, obligation or liability.

LIMITATIONS ON AUTHORITY OF

REPRESENTATIVES:

No representative of Roberts-Gordon, other than an Executive Officer, has authority to change or extend these provisions. Changes or extensions shall be binding only if confirmed in writing by Roberts-Gordon's duly authorized Executive Officer.

WARRANTY IS VOID IF:

The ROBERTS GORDON® COMBAT® UHA-Series is not installed by a contractor qualified in the installation and service of gas-fired heating equipment.

You cannot prove original purchase date and required annual maintenance history.

The data plate and/or serial number are removed, defaced, modified or altered in any way.

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Contents Combat Installation, Operation & Service ManualUHA-Series Tubular Unit Heaters Low Profile Range Models UHAXS 30, 45, 60, 75, 100,Page TABLE OF CONTENTS 2008 Roberts-GordonLLCPrinted in U.S.A Page TABLE OF FIGURES Page SECTION 1: HEATER SAFETY 1.1 Manpower Requirements1.2 Safety Labels and Their Placement For separated combustion units only Figure 1: UHA 30 - 45 Label PlacementFor separated combustion units only Figure 2: UHA 60 - 75 Label PlacementFor separated combustion units only Figure 3: UHA 100 - 125 Label Placement2.1 Wall Tag SECTION 2: INSTALLER RESPONSIBILITY2.2 Corrosive Chemicals 2.3 National Standards and Applicable Codes3.2 Manufactured Units 3.4 Minimum Required Installation Clearances3.5 Clearances to Combustibles 3.6 Ventilation3.7 Gas Supply 3.8 Electrical Supply3.9 Vent 4.2 Aircraft Hangars 4.1 Gas Codes4.3 Parking Structures and Repair Garages 4.4 Electrical4.6 High Altitude 5.2 Shelf Mounting and Suspension SECTION 5: MAJOR COMPONENTS 5.1 General5.3 Wall Mounting Crush Hazard Use 3/8 threaded rod minimumFigure 5: Suspension Methods Figure 6: Shelf-MountingMethodsExisting cabinet screws must be re-used Part Number DescriptionWall Shelf Mounting Bracket Kit DescriptionPush in Figure 8: Vertical Louvers Optionallouver and compress spring to removeSECTION 6 VENTING 6.3 Vent Installation6.1 Changing Vent and Air Intake Orientation 6.2 Venting6.3.1Standard Vented Heaters Models UHAX 30 - 6.4 Unvented Operation6.5 Horizontal Venting 6.7 Length Requirements 6.6 Vertical Venting6.7.1 Maximum Vent Lengths 6.8 Vent MaterialVertical Figure 9: Vent and Roof DetailHorizontal OptionPage Vertical Option Figure 13: Concentric Vent BoxHorizontal OptionVent Terminal 7.2 Unvented Installation 7.1 Separated Combustion InstallationSECTION 7 AIR SUPPLY 7.3 Building VentilationSECTION 8: GAS PIPING 8.1 ConnectionsFigure 15: Gas Connection 9.1 Positioning Thermostats SECTION 9: WIRING9.1.1 Fan Control 9.2 Low Voltage Thermostat with One HeaterRelay Type ModelRelay Part Number UHAXS 30 -DPST UHAXS 60 -90436300 Max. Number of Heaters9.5 Internal Wiring Diagram 9.6 Ladder Wiring Diagram 9.7 Electrical Connection to the Heater 10.1 Pre-Start-UpChecks SECTION 10: OPERATION AND MAINTENANCE10.1.1 Louvers 10.1.2 Electrical ChecksFigure 17: Gas Valve for Models UHAXS 30 - Figure 16: Automatic Burner Control SequenceRequired Incoming Signals Signals Output By ControlFigure 18: Gas Valve for Models UHAXS 60 - 10.2.3 Pressure SwitchCheck Gas Rate 10.2.4 Turning Off the Heater10.2.5 External Controls 10.3 Complete Start-Up10.3.1 Instruction to the User Figure 19: Manual Reset Limit Switch Reset Limit Switch - See Page 33, SectionSECTION 11: USER INSTRUCTIONS 11.1 User Instructions11.5.1 Simple Troubleshooting Burner Faults 11.5 Simple TroubleshootingFigure 20: LED Diagnostic Codes 11.4.2 To Turn the Heater Off12.3 Fan/Motor Assembly Maintenance 12.2 Burner Maintenance12.4 Heat Exchanger Maintenance 12.5 Gas Valve Maintenance12.7 Venting and Air Intake Pipe 12.8 Maintenance ChecklistThe Vicinity of the Heater See Page 6, SectionCombustion Air Intake when installedPipe Heat ExchangerSTART SECTION 13: TROUBLESHOOTING 13.1 GeneralSECTION 13: TROUBLESHOOTING 13.3 Troubleshooting for Flame Supervision System 13.5Troubleshooting for Flue Blower 13.4Troubleshooting for Gas ValvesCorrect power STARTSECTION 14 REPLACEMENT PARTS Burner Components14.1 Gas Valve 14.2.1 Burner Injectors 14.2 Burner Compartment14.3 Ignition Electrode and Flame Probe 14.5 Louver and Louver Springs 14.4 Heat ExchangerInstall Vertical screws Horizontal14.6 Flue Blower Vertical Installation 14.7 Pressure Switch 14.9 Axial Fan/Guard/Motor Assembly14.8 Ignition Control 14.9.2 To Replace the Fan Assembly 14.9.1 Fan Removal and Replacement14.10 Limit Switches 14.10.1 Removal and ReplacementTOP VIEW SECTION 15: SPECIFICATIONS 15.1 Dimension DataSIDE VIEW REAR VIEW15.3 Technical Data Table All Models 15.2 General Technical Data Table All ModelsROBERTS GORDON WILL PAY FOR WARRANTY IS VOID IFROBERTS GORDON WILL NOT PAY FOR Roberts-GordonPage About the Installer OWNER WARRANTY REGISTRATION CARDPurchased From if different than installer Type of Installation check onePage Page Fire Hazard Installation Clearancesclose to heater injury or property damage