Roberts Gorden HE20UT, HE20ST, HE50DL, HE45UT, HE30DL, HE50ST Double Linear Heater, Tube Heater

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BLACKHEAT® HE INSTALLATION OPERATION AND SERVICE MANUAL

18.6 Linear Heater

HE15ST

HE20ST

HE25ST

HE30ST

HE35ST

HE40ST

HE45ST

HE50ST

	Input - Gross (kW)	15	20	25	30	35	40	45	50/51
	Input - Net (kW)	13.5	18	22.5	27	31.5	36	40.5	45/46

	Tube Length (mm)	6096	9144	9144	12192	12192	12192	15240	15240

	Overall Heater Length (mm)	6887	9935	9935	12983	12983	13028	16076	16076

	Weight (kg)	41	55	55	68	68	68	81	81

	Heated Area (m2)	20-160	30-210	40-265	50-315	55-370 65-420		70-475	80-525

	Minimum Installation Height (mm)	3500	3500	3500	3500	4600	5000	5000	5000

	Recommended Installation Height	3500	3600	3900	4200	4800	5500	6700	7600
	(mm)	3500	3600	3900	4200	4800	5500	6700	7600
	(mm)

18.7 Double Linear Heater

HE30DL

HE40DL

HE50DL

HE60DL

HE70DL

Input - Gross (kW)	30	40	50	60	70
Input - Net (kW)	27.5	36	45	54	63

Tube Length (mm)	12802	18898	18898	24994	24994

Overall Heater Length (mm)	13914	20010	20010	26106	26106

Weight (kg)	82	110	110	136	136

Heated Area (m2)	50-315	65-420	80-525	100-630	110-740

Minimum Installation Height (mm)	3500	3500	3500	3500	4600

Recommended Installation Height (mm)	3500	3600	3900	4200	4800

18.8 U-tube Heater

HE15UT

HE20UT

HE25UT

HE30UT

HE35UT

HE40UT

HE45UT

HE50UT

Input - Gross (kW)	15	20	25	30	35	40	45	50
Input - Net (kW)	13.5	18	22.5	27	31.5	36	40.5	45

Tube Length (mm)	3531	5055	5055	6579	6579	6579	8103	8103

Overall Heater Length (mm)	4048	5572	5572	7096	7096	7096	8620	8620

Weight (kg)	39	54	54	65	65	66	96	96

Heated Area (m2)	20-160	30-210	40-265	50-315	55-370	65-420	70-475	80-525

Minimum Installation Height (mm)	3500	3500	4000	4700	5000	5000	5000	5000

Recommended Installation Height (mm)	3500	3600	4000	4700	5000	5500	6700	7600

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Contents If you smell gas OwnerPage Table of Contents Roberts-Gordon Europe LimitedPage Bottom and Back Panel Label Placement Table of FiguresPage Product Approval Heater Safety Control Side Label Placement Installer Responsibility Low Level User InstructionsNational Standards and Applicable Codes Clearances to Combustibles Clearances Data Linear and Double Linear ModelHE40ST HE45ST HE50ST HE15ST HE30DL HE45ST HE50STHE25UT HE15UTHE20UT HE30UTTUBE, Opposite 45 Tilt TUBE, Protective GrilleMajor Component Descriptions General Suspension Details Typical Suspension Details Linear & Double Linear Heater Installation Linear Standard Parts ListDescription Linear General Assembly Overview HE15ST f HE20ST HE25ST f HE35ST HE40ST fHE45ST HE50ST f Double Linear Standard Parts List Double Linear General Assembly Overview HE30DL f HE60DL HE70DL fOpen Burner Tube InstallationCoupling and Tube Assembly Closed1 Coupling and Tube Assembly 2 Coupling and Tube AssemblyTighten slide bar as shown below Tube Clamp Package Installation Hanger Option B Option aFan Tube Weld Spot Coupling Tee Tube Heater Installation Tube Standard Parts ListLockwasher 6mm Tube Assembly Overview Blackheat HEHE15UT g HE20UT g HE30UT HE35UT gHE45UT g U-tube Hanger Placement Burner Tube and Fan Tube Installation1 Tube Clamp Package Installation U-tube Support Bracket Assembly InstallationTube, Standard Tube, Opposite Orient coupling so that Impact block is Tube Installation U-tube InstallationReflector 02750303 Reflector Support Strap 03050000 Screw #8 x 3/4 Multiburner Configuration & Installation Typical Manifold Layout Linear and U-Tube Configuration Burner & FAN Installation Burner InstallationStandard Fan Assembly IP55 Fan Assembly Linear & U-tube Fan InstallationDouble Linear Fan Installation 1 Double Linear Fan InstallationCondensate Drain Assembly Non-Return ValveOptional Heater Accessories Reflector Side Extension Installation 1 Bracket Installation 2 Side Reflector InstallationTube Cover Installation Step2 Frame Shield Installation Distance a Extension2 Grille End Cap Installation 3 Grille Installation1 Grille Installation Sports Hall Guard Installation2 Fastener Installation 3 Mesh Guard ConnectionUndershield Installation 10.6.1 Hanger Installation Undershield InstallationAdjust Undershield Height Hardware Installation Wall MountingVenting and Fresh AIR Supply Outside Combustion Air Supply Air Supply RequirementsAir Supply with Flue Configurations Common DuctGAS Piping Incorrect Positions Wrong Installation Correct PositionsWiring Typical External Wiring Diagram Linear or U-TubeTypical External Wiring Diagram Double Linear Option Typical External Wiring Diagram MultiburnerInternal Wiring Diagram Operation Heater Lockout Indicator by ConnectorOperation and service Tubing may still be hotCommissioning Multiburner Heater Lockout Indicator by Volt Free ConnectorTesting System ChecksServicing Instructions Electrode Pressure SwitchMaintenance Checklist Automatic Flame Control UnitTubes Vent PipeOutside Air Inlet Gas LineTroubleshooting Troubleshooting Flow Chart Linear, Double Linear U-TubeTroubleshooting Flow Chart Linear, Double Linear and U-Tube Chart Multiburner Troubleshooting FlowTroubleshooting Flow Chart Multiburner Manifold Gas Pressure Setting Manometer 4 3 2 1 0 1 2 3 4 5Replacement Parts V2 W3 Gas Valve Replacement Package P/N Viewer Window Replacement Package P/NDoor Gasket Replacement Package P/N Description QuantitySpecifications Linear Heater Double Linear HeaterTube Heater Burner Specifications Standard Burner SpecificationsModels HE15 HE20 HE25 HE30 HE35 HE40 HE45 HE50 Page Page Maintain Clearance Side Clearance below