Roberts-gorden UHA SERIES 200 Bedienungsanleitung

Installation, Operation & Service ManualModels UHA[S]150, 175, 200, 225250, 300, 350, 400P/N 111101 N A 10 /0 7 Rev. DUHA-SeriesTubular Unit He

WARNINGFire HazardSome objects will catch fire or explode when placedclose to heater.Keep all flammable objects, liquids and vapors therequired cleara

SECTION 4: NATIONAL STANDARDS AND APPLICABLE CODES5SECTION 4: NATIONAL STANDARDS AND APPLICABLE CODES4.1 Gas CodesThe type of gas appearing on the nam

COMBAT® UHA UNIT HEATER INSTALLATION OPERATION AND SERVICE MANUAL6 SECTION 5: MAJOR COMPONENTS 5.1 General Heaters are designed for installation above

SECTION 6: VENTING7SECTION 6: VENTING6.1 VentingThis heater must be vented in accordance with the rules contained in this manual and with the followin

COMBAT® UHA UNIT HEATER INSTALLATION OPERATION AND SERVICE MANUAL8 6.2.2 Separated Combustion Heaters (Models UHAS 150 - 400)The heaters are

SECTION 6: VENTING96.7 Vent MaterialVent material may be single wall 26 ga. (minimum) galvanized steel or equal thickness stainless steel. Completely

COMBAT® UHA UNIT HEATER INSTALLATION OPERATION AND SERVICE MANUAL10 Figure 5: Standard Vented Heater - Common Vertical Vent TerminationRoof18"

SECTION 6: VENTING11Figure 6: Separated Combustion Heater - Vertical and Horizontal Vent TerminationVentTerminationListed Thimble throughCombustible W

COMBAT® UHA UNIT HEATER INSTALLATION OPERATION AND SERVICE MANUAL12 Figure 8: Concentric Vertical and Horizontal Vent TerminationVentAir Intake*Concen

SECTION 7: AIR SUPPLY13SECTION 7: AIR SUPPLY7.1 Separated Combustion InstallationWhen installed as a separated combustion heater, the air for combusti

COMBAT® UHA UNIT HEATER INSTALLATION OPERATION AND SERVICE MANUAL14 SECTION 8: GAS PIPINGWARNINGFire HazardConnect gas supply according to Figure 9.Ga

SECTION 9: WIRING15SECTION 9: WIRINGWARNINGElectrical Shock HazardDisconnect electrical power and gas supply beforeservicing.This appliance must be co

COMBAT® UHA UNIT HEATER INSTALLATION OPERATION AND SERVICE MANUAL16 9.3 UHA(S) Series Internal Wiring DiagramBLUEBLACKBLACKORANGEORANGEYELLOWBROWNBLAC

SECTION 9: WIRING179.4 UHA(S) Series Ladder Wiring DiagramFLAMESENSORPRESSURE SWITCHTHERMOSTAT CONNECTION634521120 VACTRANSFORMERCOMBUSTION BLOWERCIRC

COMBAT® UHA UNIT HEATER INSTALLATION OPERATION AND SERVICE MANUAL18 9.5 Electrical Connection to the HeaterBX ConnectorJunction BoxFlexible ConduitBur

SECTION 10: OPERATION AND MAINTENANCE19SECTION 10: OPERATION AND MAINTENANCEInstallation, service, and annual inspection of the heater must be done by

COMBAT® UHA UNIT HEATER INSTALLATION OPERATION AND SERVICE MANUAL20 Figure 10: Automatic Burner Control SequenceBurner Sequence for Ignition ControlFl

SECTION 10: OPERATION AND MAINTENANCE2110.2.2 Start-Up the Gas Valve (All Gases)10.2.2.1 Check Burner Gas Pressure1. Remove the plug in the outlet (bu

COMBAT® UHA UNIT HEATER INSTALLATION OPERATION AND SERVICE MANUAL22 SECTION 11: USER INSTRUCTIONS11.1 User InstructionsThe UHA(S) Series heaters are f

WARNINGFOR YOUR SAFETYIf you smell gas:1. Open windows.2. DO NOT try to light any appliance.3. DO NOT use electrical switches.4. DO NOT use any teleph

© 2007 Roberts-Gordon, LLCAll rights reserved. No part of this work covered by the copyrights herein may be reproducedor copied in any form or by any

COMBAT® UHA UNIT HEATER INSTALLATION OPERATION AND SERVICE MANUAL24 SECTION 12: SERVICING12.1 Servicing InstructionsAfter start-up, the heater will re

SECTION 12: SERVICING2512.8 Maintenance ChecklistWARNINGExplosion HazardService and annual inspection must be done by acontractor qualified in the ins

COMBAT® UHA UNIT HEATER INSTALLATION OPERATION AND SERVICE MANUAL26 Burner Observation WindowMake sure it is clean and free of cracks or holes.Clean a

SECTION 13: TROUBLESHOOTING27SECTION 13: TROUBLESHOOTING13.1 GeneralEnsure proper air flowclearance for axial fan.Open louvers slightly.Replace axial

COMBAT® UHA UNIT HEATER INSTALLATION OPERATION AND SERVICE MANUAL28 13.2 Troubleshooting For Automatic Ignition Burner SystemsIf problems persist, con

SECTION 13: TROUBLESHOOTING2913.3 Troubleshooting for Flame Supervision SystemNOTE: Minimum flame probe current 1 μA DC. Typical flame probe current 3

COMBAT® UHA UNIT HEATER INSTALLATION OPERATION AND SERVICE MANUAL30 13.4 Troubleshooting for Gas ValvesValve faulty.Replace with one ofcorrect type.Fa

SECTION 14: REPLACEMENT PARTS31SECTION 14: REPLACEMENT PARTSSee warnings and notes on Page 24, Section 12 before removing or replacing parts.Burner Co

COMBAT® UHA UNIT HEATER INSTALLATION OPERATION AND SERVICE MANUAL32 14.2 Burner CompartmentRemove flexibleair duct from spigotRemoveaccess plateRemove

SECTION 14: REPLACEMENT PARTS3314.3 Ignition Electrode and Flame ProbeFlameProbeIgnitionElectrodeRemoveScrewIgnitionElectrodeBurnersFlameProbeBurnersB

COMBAT® UHA UNIT HEATER INSTALLATION OPERATION AND SERVICE MANUAL34 14.4 Combustion Fan Vertical InstallationVent BoxOutletGasketFlue FanVent BoxScrew

SECTION 14: REPLACEMENT PARTS3514.5 Pressure SwitchPull off 3 way connector. Spring open plastic clips of mounting cradle. Replace with correct type o

COMBAT® UHA UNIT HEATER INSTALLATION OPERATION AND SERVICE MANUAL36 14.6 Ignition ControlThe control mounts to the electrical plate. Pull out ignition

SECTION 15: SPECIFICATIONS37SECTION 15: SPECIFICATIONS15.1 Standard (Models 150 - 400) UHA(S) Series Dimension DataABRear ViewEnd ViewZ25 1/2" (6

COMBAT® UHA UNIT HEATER INSTALLATION OPERATION AND SERVICE MANUAL38 15.2 General Technical Data Table (All Models)ModelUHA[S]150UHA[S]175UHA[S]200UHA[

SECTION 16: THE ROBERTS GORDON® COMBAT® UHA-SE-39SECTION 16: THE ROBERTS GORDON® COMBAT® UHA-SERIES WARRANTYROBERTS-GORDON WILL PAY FOR:Within 24 mont

10'(3 m)WARNING© 2007 Roberts-Gordon, LLC www.rg-inc.com

TABLE OF FIGURESFigure 1: Installation Clearances and Clearances to Combustibles...4Figure

SECTION 1: HEATER SAFETY1SECTION 1: HEATER SAFETYYour Safety is Important to Us! This symbol is used throughout the manual to notify you of possible

COMBAT® UHA UNIT HEATER INSTALLATION OPERATION AND SERVICE MANUAL2 SECTION 2: INSTALLER RESPONSIBILITYThe installer is responsible for the following:•

SECTION 3: CRITICAL CONSIDERATIONS3SECTION 3: CRITICAL CONSIDERATIONS3.1 Basic InformationUHA(S) heaters have automatic ignition burners for ON/OFF op