Roberts Gorden Blackheat BH20UT Installation, Operation & Service Manual

Vacuum assisted linear, double linear, u-tube, and multi-burner gas fired heating systems
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FOR YOUR SAFETY
If 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 telephone in
your building.
5. Extinguish any open flame.
6. Leave the building.
7. Immediately call your local gas
supplier after leaving the building.
Follow the gas supplier's
instructions.
8. If you cannot reach your gas
supplier, call the Fire Department.
WARNING
Fire Hazard
Keep all flammable objects, liquids and
vapors the minimum required clear-
ances to combustibles away from
heater.
Some objects will catch fire or explode
when placed close to heater.
Failure to follow these instructions can
result in death, injury or property
damage.
WARNING
Improper installation, adjustment, alteration, service
or maintenance can result in death, injury or
property damage. Read the installation, operation
and service manual thoroughly before installing or
servicing this equipment.
Installation must be done by a registered installer/
contractor qualified in the installation and service
of gas-fired heating equipment or your gas supplier.
© 2010 Roberts-Gordon LLC
Blackheat
Linear, Double Linear,
U-Tube, and Multi-Burner
Gas Fired Heating Systems
Installation, Operation &
BH15UT
BH20UT
BH25UT/EF
BH30UT/EF
BH35UT/EF
BH40UT/EF
BH45UT/EF
BH50UT/EF
Please take the time to read and understand
these instructions prior to any installation.
Installer must give a copy of this manual to the owner.
Keep this manual in a safe place in order to provide
your serviceman with necessary information.
Roberts-Gordon Europe Limited
Unit A, Kings Hill Business Park
Darlaston Road, Wednesbury
West Midlands WS10 7SH UK
Telephone: +44(0)121 506 7700
Fax: +44(0)121 506 7701
Service Telephone: +44(0)121 506 7709
Service Fax: +44(0)121 506 7702
E-mail: uksales@rg-inc.com
E-mail: export@rg-inc.com
www.rg-inc.com
Vacuum Assisted
Service Manual
BH15ST
BH30DL
BH20ST
BH40DL
BH25ST/EF
BH50DL/EF
BH30ST/EF
BH60DL/EF
BH35ST/EF
BH70DL/EF
BH40ST/EF
BH45ST/EF
BH50ST/EF
BH55ST
Installer
Owner
170101UK Rev. P 08/10
®

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Summary of Contents for Roberts Gorden Blackheat BH20UT

  • Page 1 FOR YOUR SAFETY If you smell gas: 1. Open windows. Blackheat ® 2. DO NOT try to light any appliance. 3. DO NOT use electrical switches. 4. DO NOT use any telephone in your building. 5. Extinguish any open flame. 6.
  • Page 3: Table Of Contents

    TABLE OF CONTENTS SECTION 1: Heater Safety ..........2 SECTION 11: Venting ..........50 1.1 Manpower Requirements ........2 11.1 General Venting Requirements .......50 1.2 Safety Labels and Their Placement ....2 11.2 Ventilation Requirements.........50 SECTION 2: Installer Responsibility......4 11.3 Outside Combustion Air Supply.......51 2.1 Low Level User Instructions........4 11.4 Common Duct ..........52 2.2 Corrosive Chemicals...........4...
  • Page 5 TABLE OF FIGURES Figure 1: Side and Back Panel Label Placement ....2 Figure 2: Top Panel Label Placement ......3 Figure 3: Linear & Double Linear, Horizontal Mounts..6 Figure 4: Linear & Double Linear, One Side Reflector ..6 Figure 5: Linear & Double Linear, Two Side Reflectors ...6 Figure 6: Linear &...
  • Page 7 Product Approval ROBERTS GORDON appliances have been tested and CE certified as complying with the essential ® requirements of the Gas Appliance Directive, the Low Voltage Directive, the Electromagnetic Compatibility Directive and the Machinery Directive for use on natural gas and LPG when installed, commissioned and maintained in accordance with these instructions.
  • Page 8: Section 1: Heater Safety

    ® LACKHEAT NSTALLATION PERATION AND ERVICE ANUAL SECTION 1: HEATER SAFETY Your Safety is Important to Us! components, have sharp edges. To prevent injury, the use of work gloves is recommended. The use of gloves will This symbol is used throughout the manual also prevent the transfer of body oils from the hands to to notify you of possible fire, electrical or burn the surface of the reflector.
  • Page 9: Figure 2: Top Panel Label Placement

    SECTION 1: H EATER AFETY Figure 2: Top Panel Label Placement Top Panel Gas Connection Label Top Panel - Inside Door Description Part Number Gas Connection Label 91018126 Internal Wiring Label 91031401 Internal Wiring Label 3 of 75...
  • Page 10: Section 2: Installer Responsibility

    ® LACKHEAT NSTALLATION PERATION AND ERVICE ANUAL SECTION 2: INSTALLER RESPONSIBILITY 2.2 Corrosive Chemicals • To install the heater, as well as the gas and electrical CAUTION supplies, in accordance with applicable specifications and codes. Roberts-Gordon recommends the installer contact a local Building Inspector or Fire Marshal for guidance.
  • Page 11: Section 3: Clearances To Combustibles

    SECTION 3: C LEARANCES TO OMBUSTIBLES SECTION 3: CLEARANCES TO COMBUSTIBLES • Consult local Building Inspector, Fire Insurance Carrier or other authorities for approval of proposed WARNING installation when there is a possibility of exposure to combustible airborne materials or vapours. •...
  • Page 12: Clearance Data - Linear And Double Linear

    ® LACKHEAT NSTALLATION PERATION AND ERVICE ANUAL 3.2 Clearance Data - Linear and Double Linear 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.
  • Page 13: Figure 7: Linear & Double Linear, 2 Foot Deco Grille

    SECTION 3: C LEARANCES TO OMBUSTIBLES 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.
  • Page 14: Clearance Data -U Tube

    ® LACKHEAT NSTALLATION PERATION AND ERVICE ANUAL 3.3 Clearance Data -U Tube 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.
  • Page 15: Figure 15: U-Tube, Opposite 45° Tilt

    SECTION 3: C LEARANCES TO OMBUSTIBLES 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.
  • Page 16: Section 4: Major Component Descriptions

    ® LACKHEAT NSTALLATION PERATION AND ERVICE ANUAL SECTION 4: MAJOR COMPONENT DESCRIPTIONS Burner (shown with Tube Reflector Gasket) (Aluminium or Must be installed with the Stainless Steel) flame observation window Alternate overlap as facing down. shown on overview. Minimum overlap is 160 mm.
  • Page 17: Section 5: General Suspension Details

    SECTION 5: G ENERAL USPENSION ETAILS SECTION 5: GENERAL SUSPENSION DETAILS WARNING Severe Injury Hazard Secure burner to burner tube with bolts and lockwashers. Hang heater with materials with a minimum working load of 75 lbs (33 kg). Failure to follow these instructions can result in death, injury or property damage.
  • Page 18: Figure 18: Critical Hanger Placement

    ® LACKHEAT NSTALLATION PERATION AND ERVICE ANUAL Figure 18: Critical Hanger Placement Typical Suspension Details Screw Hook min. 10 mm Concrete Washer Beam Beam Clamp Locknut Anchor I-Beam I-Beam Washer 10 mm 600 mm Wood minimum* Beam 300 mm minimum* Shackle Turnbuckle (not included)
  • Page 19: Section 6: Linear & Double Linear Heater Installation

    SECTION 6: L & D INEAR OUBLE INEAR EATER NSTALLATION SECTION 6: LINEAR & DOUBLE LINEAR HEATER INSTALLATION The figures in this section provide a general overview of WARNING component placement in a BLACKHEAT Linear and ® Double Linear system. The location of some components such as supports and couplings is crucial for proper installation.
  • Page 20: Figure 19: Linear General Assembly Overview

    ® LACKHEAT NSTALLATION PERATION AND ERVICE ANUAL Figure 19: Linear General Assembly Overview 14 of 74...
  • Page 21: Figure 20: Linear Layout Overview

    SECTION 6: L & D INEAR OUBLE INEAR EATER NSTALLATION Figure 20: Linear Layout Overview LEGEND Burner BH15ST Reflector Tube Tube/Reflector Hanger Coupling Assembly BH20ST BH25ST/EF Assembly Damper Assembly BH30ST/EF BH35ST/EF BH40ST/EF BH45ST/EF BH50ST/EF BH55ST a = reflector width (not shown) - 365 mm e = distance typical between hangers - 3050 mm b = end cap to burner/fan - 50 mm f = burner height - 366 mm...
  • Page 22: Double Linear Standard Parts List

    ® LACKHEAT NSTALLATION PERATION AND ERVICE ANUAL 6.2 Double Linear Standard Parts List Part No. Description 072XXXXX Burner Assembly (Input and Fuel Varies) 07260002 Fan Package XP2 07260003 Fan Package XP 3 03051100 Burner Tube, 100 mm x 3048 mm 91409408 Tube, 100 mm x 3048 mm S5127W Fan Tube, 100 mm x 3048 mm, with 3048 mm Swirler...
  • Page 23: Figure 21: Double Linear General Assembly Overview

    SECTION 6: L & D INEAR OUBLE INEAR EATER NSTALLATION Figure 21: Double Linear General Assembly Overview 17 of 75...
  • Page 24: Figure 22: Double Linear Layout Overview

    ® LACKHEAT NSTALLATION PERATION AND ERVICE ANUAL Figure 22: Double Linear Layout Overview LEGEND Burner Reflector Repeated BH30DL Opposite Side Tube Tube/Reflector Hanger Coupling Assembly Assembly Tee Assembly Repeated Opposite Side BH40DL BH50DL/EF BH60DL/EF Repeated BH70DL/EF Opposite Side a = reflector width (not shown) - 365 mm e = distance typical between hangers - 3050 mm b = end cap to burner/fan - 50 mm f = burner height - 366 mm...
  • Page 25: Burner Tube Installation

    SECTION 6: L & D INEAR OUBLE INEAR EATER NSTALLATION Step 6.3 Burner Tube Installation Note: Tubing requires a downward Offset mounting slope of 13 mm per 6000 mm hole must be away from burner. to the top. Bow Shackle Hanger Burner Tube Weld seam...
  • Page 26 ® LACKHEAT NSTALLATION PERATION AND ERVICE ANUAL Step 6.4.1 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 Incorrect Slide Bar dimensions position...
  • Page 27: Tube Clamp Package Installation

    SECTION 6: L & D INEAR OUBLE INEAR EATER NSTALLATION Step 6.5 Tube Clamp Package Installation Description Part Number Tube Clamp Package 01318901 Tube Clamp 01396801 Bolt 97113940 Flat Washer 95211600 92113900 21 of 75...
  • Page 28: Reflector Installation

    ® LACKHEAT NSTALLATION PERATION AND ERVICE ANUAL Step 6.6 Reflector Installation WARNING Fire Hazard Support reflector with reflector hanger and support strap. Reflector must not touch tube. Failure to follow these instructions can result in death, injury or property damage. Hanger Burner Tube Reflector...
  • Page 29 SECTION 6: L & D INEAR OUBLE INEAR EATER NSTALLATION Step 6.6.1 Reflector, U-Clip and Reflector Support Installation The pictorial drawings of the heater construction in supports are used. The positioning of reflector supports Section 6 are schematic only and provide a general and U-clips depend on the individual installation.
  • Page 30: Double Linear Tee Installation (For Double Linear Heaters Only)

    ® LACKHEAT NSTALLATION PERATION AND ERVICE ANUAL Step 6.7 Double Linear Tee Installation (for double linear heaters only) Fan Tube Weld Spot Coupling Coupling Weld Spot Description Part Number E0009170 Fan Tube S51XXW Fan Tube Coupling 01329600 Slide Bar/Coupling Lock 01329700 Tube/Reflector Hanger 03090100...
  • Page 31: Section 7: U-Tube Heater Installation

    SECTION 7: U-T EATER NSTALLATION SECTION 7: U-TUBE HEATER INSTALLATION The figures in this section provide a general overview of WARNING component placement in a BLACKHEAT U-tube system. ® The location of some components such as supports and couplings is crucial for proper installation. Assemble the heater components as shown on Page 27 , Figure 23.
  • Page 32 ® LACKHEAT NSTALLATION PERATION AND ERVICE ANUAL Part No. Description 94320812 Screw #8 x 3/4 (3.9mm x 19mm), (goes with 03050000) S7199K Damper Flange Assembly (For use on Multiburner Systems) 1 Per Heater *PVC coating must be removed prior to installation. **Some models may receive S-hooks (P/N 91907302) or spring hooks (P/N 91903300), rather than bow shackles 26 of 74...
  • Page 33: Figure 23: U-Tube Assembly Overview

    SECTION 7: U-T EATER NSTALLATION Figure 23: U-Tube Assembly Overview 27 of 75...
  • Page 34: Figure 24: U-Tube Layout Overview

    ® LACKHEAT NSTALLATION PERATION AND ERVICE ANUAL Figure 24: U-Tube Layout Overview LEGEND BH15UT Burner Reflector Tube Tube/Reflector Hanger Coupling Assembly BH20UT BH25UT/EF U-Tube BH30UT/EF BH35UT/EF BH40UT/EF BH45UT/EF BH50UT/EF a = overall width (not shown) - 850 mm e = distance typical between hangers - 3050 mm b = end cap to burner/fan - 50 mm f = distance between last full tube c = end cap to hanger - 50 mm...
  • Page 35: U-Tube Hanger Placement

    SECTION 7: U-T EATER NSTALLATION Step 7.2 U-Tube Hanger Placement Spreader NOTE: Spreader bar must be used on Shackle single suspension point installations. Threaded Do not hang heater from spreader bar. Suspension Chain Shackle Washers Suspension Bolt Chain (Torque: 13.5 Nm 129 in lb) Tube and Reflector Hanger...
  • Page 36: U-Tube Support Bracket Assembly Installation

    ® LACKHEAT NSTALLATION PERATION AND ERVICE ANUAL Step 7.3.1 Tube Clamp Package Installation Weld Spot Bolt (Torque: 13.56 Nm 120 in lb) Lock Washer Tube Clamp Description Part Number Tube Clamp Package 01318901 Tube Clamp 01396801 Bolt 97113940 Flat Washer 95211600 92113900 Step 7.4 U-Tube Support Bracket Assembly Installation...
  • Page 37: Coupling And Tube Assembly

    SECTION 7: U-T EATER NSTALLATION Step 7.5 Coupling and Tube Assembly Start slide bar/coupling lock Close coupling onto coupling. with tab. Slide Bar Wide End Coupling Open 76 mm to 101 mm Closed Tighten coupling to join tubes. Insert tubes into coupling. Slide Bar Coupling Orient coupling so that...

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