Manuals / Roberts Gorden / Household Appliance / Heating System

Roberts Gorden HE20UT U-TUBE, OPPOSITE 45 TILT, HE15U, U-Tube, Protective Grille, U-Tube, Venting

Models: HE35UT HE45UT HE40ST HE50DL HE25ST HE50UT HE20ST HE70DL HE30ST HE25UT HE15UT HE40DL HE35ST HE60DL HE15ST HE40UT HE20UT HE50ST HE45ST HE30UT HE30DL

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SECTION 3: CLEARANCES TO COMBUSTIBLES

NOTE: 1. All dimensions are from the surfaces of all tubes, couplings, tees, elbows and crosses.

2.Clearances B, C and D can be reduced by 50% after 7500 mm of tubing downstream from the burner.

3.All measurements are in millimeters.

4.Add 60 mm clearance to uncovered u-tube.

FIGURE 14: U-TUBE, OPPOSITE 45° TILT

B

A

C

D

Model

A

B

C

D

HE15U

200

1370

1500

560

HE20UT

200

1530

1650

560

HE25UT

200

1530

1650

560

HE30UT

250

1630

1860

560

HE35UT

250

1780

1960

560

HE40UT

275

1830

2040

560

HE45UT

300

1880

2110

560

HE50UT

300

1930

2160

560

FIGURE 15: U-TUBE, PROTECTIVE GRILLE

	A		Model	HE15UT	HE20UT
	A
B		D	A	150	150
B	C	D
	C		B	890	970
			B	890	970
			C	1580	1730
			D	760	940

HE25UT

150

970

1730

940

HE30UT

150

1020

1910

1000

HE35UT

150

1170

1980

1090

HE40UT

150

1220

2050

1150

HE45UT

200

1270

2110

1200

HE50UT

200

1380

2210

1300

FIGURE 16: U-TUBE, VENTING

	E
Radiant tubes	Fan

F

Model

E

F

HE15UT

1000

500

HE20UT

1000

500

HE25UT

1000

500

HE30UT

1000

500

HE35UT

1000

500

HE40UT

1000

500

HE45UT

1000

500

HE50UT

1000

500

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Roberts Gorden HE20UT U-TUBE, OPPOSITE 45 TILT, HE15U, U-Tube, Protective Grille, U-Tube, Venting, Model, HE25UT, HE30UT

Contents

Some objects will catch fire or explode when placed close to heater Installation, OperationFOR YOUR SAFETY 3. DO NOT use electrical switchesPage SECTION 8 Multiburner Configuration TABLE OF CONTENTSSECTION 13 Wiring SECTION 16 TroubleshootingPage TABLE OF FIGURES Page 1 of Product ApprovalFigure 1 Bottom and Back Panel Label Placement SECTION 1 HEATER SAFETY1.1 Manpower Requirements 1.3 Safety Labels and Their Placement91033200 Figure 2 Control Side Label PlacementSECTION 1 HEATER SAFETY Description2.2 Corrosive Chemicals SECTION 2 INSTALLER RESPONSIBILITYRefer to appropriate Material Safety Data Sheets MSDS 2.1 Low Level User Instructions3.1 Required Clearances to Combustibles Some objects will catch fire or explode when placed close to heaterSECTION 3 CLEARANCES TO COMBUSTIBLES Fire HazardHE40ST 3.2 Clearances Data - Linear and Double LinearFIGURE 3 LINEAR & DOUBLE LINEAR, HORIZONTAL MOUNTS ModelHE20ST FIGURE 8 UNDERSHIELDHE15ST HE30DLHE20UT 3.3 Clearances Data - U-TubeFIGURE 10 U-TUBE, HORIZONTAL MOUNT HE15UTFIGURE 16 U-TUBE, VENTING FIGURE 14 U-TUBE, OPPOSITE 45 TILTHE15U FIGURE 15 U-TUBE, PROTECTIVE GRILLECoupling Assembly with Lock Reflector End Cap SECTION 4 MAJOR COMPONENT DESCRIPTIONSReflector Support Strap, Wire Form & #8 x 3/4 Screw Flex Gas Line Tee AssemblySecure burner to burner tube with bolts and lockwashers Wear protective gear during installation, operation and serviceSECTION 5 GENERAL SUSPENSION DETAILS Severe Injury HazardBow Shackle Figure 17 Critical Hanger PlacementTypical Suspension Details Side ViewCut/Pinch Hazard SECTION 6 LINEAR & DOUBLE LINEAR HEATER INSTALLATION6.1 Linear Standard Parts List Wear protective gear during installation, operation and serviceFigure 18 Linear General Assembly Overview Figure 19 Linear Layout Overview HE15ST f HE20ST HE25ST f HE30ST HE35ST HE40ST fHE45ST HE50ST f HE40DL 6.2 Double Linear Standard Parts ListDescription HE30DLBird Screen Figure 20 Double Linear General Assembly OverviewHE50DL Figure 21 Double Linear Layout OverviewHE30DL f HE40DLClosed Step 6.3 Burner Tube InstallationStep 6.4 Coupling and Tube Assembly OpenCorrect Slide Bar dimensions Step 6.4.1 Coupling and Tube Assembly ContinuedStep 6.4.2 Coupling and Tube Assembly Continued ± 50 mm01318901 Step 6.5 Tube Clamp Package InstallationDescription Tube Clamp PackageDescription Step 6.6 Reflector InstallationFire Hazard Support reflector with reflector hanger and support strap Reflector must not touch tubeOption B Wire FormOption B Option A01329700 DescriptionPart Number 01329600Cut/Pinch Hazard SECTION 7 U-TUBE HEATER INSTALLATION7.1 U-tube Standard Parts List Wear protective gear during installation, operation and serviceHE20UT PVC coating must be removed prior to installationDescription HE15UTFigure 22 BLACKHEAT HE U-tube Assembly OverviewFigure 23 BLACKHEAT HE U-tube Layout Overview HE15UT g HE20UT g HE25UT HE30UT HE35UT g HE40UTHE45UT g HE50UT Burner Tube Step 7.2 U-tube Hanger PlacementStep 7.3 Burner Tube and Fan Tube Installation Offset mounting hole must be to the top Weld Spot Fan TubeU-tube, Opposite Step 7.3.1 Tube Clamp Package InstallationStep 7.4 U-tube Support Bracket Assembly Installation U-tube, Standard± 50 mm Step 7.5 Coupling and Tube AssemblyStep 7.5.1 Coupling and Tube Assembly Continued Correct Slide Bar dimensions01329600 Step 7.6 Tube InstallationStep 7.7 U-tube Installation DescriptionWeld Spot Step 7.8 Reflector InstallationFire Hazard Support reflector with reflector hanger and support strap Reflector must not touch tubeOption A Option BOption A Option BWear protective gear during installation, operation and service SECTION 8 MULTIBURNER CONFIGURATION & INSTALLATION8.1 Initial Assembly Figure 24 Multiburner Damper Flange InstallationFigure 25 Typical Manifold Layout Linear and U-Tube Configuration SECTION 9 BURNER & FAN INSTALLATION Step 9.1 Burner Installation Step 9.2 Standard Fan AssemblyFor details, see Page 21, Step 9.3 IP55 Fan Assembly 9.4 Linear & U-tube Fan InstallationFan Assembly Step 9.5.1 Double Linear Fan Installation Continued Step 9.5 Double Linear Fan InstallationStep 9.7 Condensate Drain Assembly Edges are sharp SECTION 10 OPTIONAL HEATER ACCESSORIESWear protective gear during installation, operation and service Cut/Pinch HazardExtension Bracket 10.1 Reflector Side Extension InstallationStep 10.1.1 Bracket Installation Step 10.1.2 Side Reflector InstallationStep 10.2 U-Tube Cover InstallationStep StepDescription Step 10.3.2 Frame Shield InstallationDescription DescriptionStep 10.4.3 Grille Installation Step 10.4.2 Grille End Cap InstallationStep 10.5.3 Mesh Guard Connection 10.5 Sports Hall Guard InstallationStep 10.5.2 Fastener Installation Step 10.5.1 Grille Installation10.6 Undershield Installation 10.6.1 Hanger Installation 10.6.2 Undershield Installation10.6.3 Adjust Undershield Height Figure 27 U-tube Angle Mounted 10.7.1 Hardware Installation10.7 Wall Mounting Figure 26 U-tube HorizontalCarbon Monoxide Hazard Heaters must be installed according to the installation manual11.3 Flue Installation SECTION 11 VENTING AND FRESH AIR SUPPLY11.6.1 Air Supply Requirements Figure 30 Flue Connection DimensionsFigure 29 Individual Flue Connection Detail 11.6 Outside Combustion Air SupplyFigure 31 Air Supply with Flue Configurations 11.7 Common Duct51 of SECTION 12 GAS PIPING Flex gas line can crack when twistedUse only 1000 mm long connector of 1/2 or 3/4 nominal ID Gas can leak if piping is not installed properlyCORRECT POSITIONS Figure 32 Gas Connection with Stainless Steel Flex Connectorwhen attaching gas hose INCORRECT POSITIONS WRONG INSTALLATIONDANGER SECTION 13 WIRINGElectrical Shock Hazard Disconnect electric before service 13.1 Typical External Wiring Diagram Linear or U-TubeFuse 13.2 Typical External Wiring Diagram Double Linear Option13.3 Typical External Wiring Diagram Double Linear Option 13.4 Typical External Wiring Diagram Multiburner56 of 13.5 Internal Wiring Diagramdisconnect switch may heater before servicebefore service during installation14.4 System Checks 14.1.2 Heater Lockout Indicator by Volt Free Connector14.2 Testing 14.3 Commissioning MultiburnerSECTION 15 SERVICING INSTRUCTIONS 15.1.3 Tube and Reflector Maintenance15.1 Annual Procedure 15.1.2 Burner and Fan Removal Maintenance15.3.4 Automatic Flame Control Unit 15.3.5 Pressure Switch15.4 Maintenance Checklist 15.3.1 Electrode Figure 34 Burner Cup PositionGas Line Vent PipeOutside Air Inlet Tubesvapors the minimum SECTION 16 TROUBLESHOOTINGKeep all flammable objects, liquids and16.1 Troubleshooting Flow Chart Linear, Double Linear and U-Tube64 of Troubleshooting Flow Chart Linear, Double Linear and U-Tube16.2 Troubleshooting Flow Chart Multiburner66 of Troubleshooting Flow Chart MultiburnerManometer 6 5 4 3 2 1 0 1 2 3 4 5 16.3 Manifold Gas Pressure SettingCombustion Chamber ntrol ChamberSECTION 17 REPLACEMENT PARTS DANGER68 of L, T2 17.1.3 Door Gasket Replacement Package P/N 17.1 Replacement Packages17.1.1 Screw and Gasket Replacement Package P/N 17.1.2 Viewer Window Replacement Package P/N18.4 Suspension Specifications SECTION 18 SPECIFICATIONS 18.1 Material Specifications18.2 Heater Specifications 18.2.1 Sequence Controller 18.3 Venting Specifications 18.3.1 Fans18.6 Linear Heater 18.7 Double Linear Heater18.8 U-tube Heater Models 18.9 Burner SpecificationsFigure 35 BLACKHEAT HE Linear and U-tube Specifications 18.9.1 Standard Burner SpecificationsPage Page the side Some objects will catch fire or explode when placed close toMaintain clearance