Roberts Gorden HE40UT, HE20ST, HE50DL, HE45UT, HE30DL, HE50ST Orient coupling so that Impact block is

Page 37

SECTION 7: U-TUBE HEATER INSTALLATION

Step 7.5 Coupling and Tube Assembly

A Close coupling

B Start slide bar/coupling lock

with tab

onto coupling

 

Tab

 

Slide Bar

 

Wide End

Open

Coupling

 

76 mm to

 

101 mm

 

Closed

C Insert tubes into coupling

D Tighten coupling to join tubes

 

 

Slide Bar

 

 

Coupling

Orient coupling so that

 

 

the impact block is in the

 

Tube

2:00 or 10:00 o’clock

 

 

positions

 

 

Tube

 

 

Tube

Description

Part Number

Coupling

01329600

 

 

Slide Bar/Coupling Lock

01329700

 

Tube

91409408

Step 7.5.1 Coupling and Tube Assembly (Continued)

Tighten slide bar as shown below.

Drive slide bar until tight. End of slide bar should be within tolerance listed below.

± 50 mm

Correct Slide Bar

dimensions

Incorrect Slide Bar

position

• Repeat Step 7.5 A - D until all tubes are assembled.

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Contents Owner If you smell gasPage Roberts-Gordon Europe Limited Table of ContentsPage Table of Figures Bottom and Back Panel Label PlacementPage Product Approval Heater Safety Control Side Label Placement Low Level User Instructions Installer ResponsibilityNational Standards and Applicable Codes Clearances to Combustibles Model Clearances Data Linear and Double LinearHE40ST HE45ST HE50ST HE45ST HE50ST HE15ST HE30DLHE20UT HE15UTHE25UT HE30UTTUBE, Protective Grille TUBE, Opposite 45 TiltMajor Component Descriptions General Suspension Details Typical Suspension Details Linear Standard Parts List Linear & Double Linear Heater InstallationDescription Linear General Assembly Overview HE35ST HE40ST f HE15ST f HE20ST HE25ST fHE45ST HE50ST f Double Linear Standard Parts List Double Linear General Assembly Overview HE60DL HE70DL f HE30DL fCoupling and Tube Assembly Burner Tube InstallationOpen Closed2 Coupling and Tube Assembly 1 Coupling and Tube AssemblyTighten slide bar as shown below Tube Clamp Package Installation Hanger Option a Option BFan Tube Weld Spot Coupling Tee Tube Standard Parts List Tube Heater InstallationLockwasher 6mm Blackheat HE Tube Assembly OverviewHE30UT HE35UT g HE15UT g HE20UT gHE45UT g Burner Tube and Fan Tube Installation U-tube Hanger PlacementU-tube Support Bracket Assembly Installation 1 Tube Clamp Package InstallationTube, Standard Tube, Opposite Orient coupling so that Impact block is U-tube Installation Tube InstallationReflector 02750303 Reflector Support Strap 03050000 Screw #8 x 3/4 Multiburner Configuration & Installation Typical Manifold Layout Linear and U-Tube Configuration Burner Installation Burner & FAN InstallationStandard Fan Assembly Linear & U-tube Fan Installation IP55 Fan Assembly1 Double Linear Fan Installation Double Linear Fan InstallationNon-Return Valve Condensate Drain AssemblyOptional Heater Accessories 2 Side Reflector Installation Reflector Side Extension Installation 1 Bracket InstallationStep Tube Cover InstallationDistance a Extension 2 Frame Shield Installation3 Grille Installation 2 Grille End Cap Installation2 Fastener Installation Sports Hall Guard Installation1 Grille Installation 3 Mesh Guard ConnectionUndershield Installation Undershield Installation 10.6.1 Hanger InstallationAdjust Undershield Height Wall Mounting Hardware InstallationVenting and Fresh AIR Supply Air Supply Requirements Outside Combustion Air SupplyCommon Duct Air Supply with Flue ConfigurationsGAS Piping Correct Positions Incorrect Positions Wrong InstallationTypical External Wiring Diagram Linear or U-Tube WiringTypical External Wiring Diagram Multiburner Typical External Wiring Diagram Double Linear OptionInternal Wiring Diagram Operation and service Heater Lockout Indicator by ConnectorOperation Tubing may still be hotTesting Heater Lockout Indicator by Volt Free ConnectorCommissioning Multiburner System ChecksServicing Instructions Maintenance Checklist Pressure SwitchElectrode Automatic Flame Control UnitOutside Air Inlet Vent PipeTubes Gas LineTroubleshooting U-Tube Troubleshooting Flow Chart Linear, Double LinearTroubleshooting Flow Chart Linear, Double Linear and U-Tube Troubleshooting Flow Chart MultiburnerTroubleshooting Flow Chart Multiburner Manometer 4 3 2 1 0 1 2 3 4 5 Manifold Gas Pressure SettingReplacement Parts V2 W3 Door Gasket Replacement Package P/N Viewer Window Replacement Package P/NGas Valve Replacement Package P/N Description QuantitySpecifications Double Linear Heater Linear HeaterTube Heater Standard Burner Specifications Burner SpecificationsModels HE15 HE20 HE25 HE30 HE35 HE40 HE45 HE50 Page Page Maintain Clearance Side Clearance below