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Low-Intensity Infrared Heating Systems
Location:
Engineer:
Gas Specs:
QTY.
QTY.
QTY.
QTY.
Before installation and operation of heating equipment, read and understand the
Applications, engineering and detailed guidance on systems design, installation and product performance is available upon request.
ROBERTS GORDON
the installation and service of gas-fired heating equipment.
© Copyright 2004 Roberts-Gordon
Submittal: CTH2 Series
Job:
Date:
MODEL NO. CTH2
MODEL NO. CTH2
MODEL NO. CTH2
MODEL NO. CTH2
TOTAL INPUT
Installation, Operation and Service Manual.
®
products are to be installed only in accordance with local laws, codes and regulations, and only by a contractor qualified in
UNIT INPUT
UNIT INPUT
UNIT INPUT
UNIT INPUT
BTU/HR
Important
Roberts-Gordon
1250 William Street
P.O. Box 44
Buffalo, New York 14240-0044
Telephone: 716.852.4400
Fax: 716.852.0854
Toll Free: 800.828.7450
BTU/HR
BTU/HR
BTU/HR
BTU/HR
Roberts-Gordon
76 Main Street West, Unit 10
Grimsby, Ontario L3M 1R6
Canada
Telephone: 905.945.5403
Fax: 905.945.0511
www.rg-inc.com
P/N130600NA
03/04
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Summary of Contents for Roberts Gorden CTH2 Series
- Page 1 Low-Intensity Infrared Heating Systems Submittal: CTH2 Series Job: Location: Engineer: Gas Specs: Date: QTY. UNIT INPUT BTU/HR MODEL NO. CTH2 QTY. UNIT INPUT BTU/HR MODEL NO. CTH2 QTY. UNIT INPUT BTU/HR MODEL NO. CTH2 QTY. UNIT INPUT BTU/HR MODEL NO. CTH2...
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Page 2: Table Of Contents
TABLE OF CONTENTS STANDARD PARTS LIST ..........1 REFLECTOR SIDE EXTENSION ........23 Contents of CTH2-Series Burner Carton....1 Bracket Installation ............23 Contents of Core and Extension Packages..... 1 Side Reflector Installation ..........23 GENERAL SPECIFICATIONS ........2 LOWER CLEARANCE SHIELD INSTALLATION ..24 Material Specification .......... -
Page 3: Standard Parts List
ROBERTS GORDON ® CTH2-Series S UBMITTAL HEET STANDARD PARTS LIST Contents of CTH2-Series Burner Carton Part No. Description CTH2-40 CTH2-60 CTH2-80 CTH2-100 CTH2-125 CTH2-150 CTH2-175 030XXXXX CTH2 Burner Assembly (Rate and Fuel Varies) 02568200 Gasket 130100NA Installation, Operation and Service Manual 94273914 Hex Head Bolts 5/16-18 Rolok 96411600... -
Page 4: General Specifications
ROBERTS GORDON ® CTH2-Series S UBMITTAL HEET GENERAL SPECIFICATIONS Suspension Specifications Material Specification Hang heater with materials with a minimum working Reflectors load of 75 lbs (33 kg). Controls Specifications .024 Aluminum Heater Specifications Time switches, thermostats, etc. can be wired into Ignition the electrical supply. -
Page 5: Clearances To Combustibles
ROBERTS GORDON ® CTH2-Series S UBMITTAL HEET CLEARANCES TO COMBUSTIBLES NOTE: 1. All dimensions are from the surfaces of all tubes, couplings and elbows. 2. Clearances B, C and D can be reduced by 50% after 25' (7.5 m) of tubing downstream from where the burner and burner tube connect. -
Page 6: Tilt Reflector
ROBERTS GORDON ® CTH2-Series S UBMITTAL HEET NOTE: 1. All dimensions are from the surfaces of all tubes, couplings and elbows. 2. Clearances B, C and D can be reduced by 50% after 25' (7.5 m) of tubing downstream from where the burner and burner tube connect. 3. -
Page 7: U-Tube, Opposite 45° Reflector
ROBERTS GORDON ® CTH2-Series S UBMITTAL HEET NOTE: 1. All dimensions are from the surfaces of all tubes, couplings and elbows. 2. Clearances B, C and D can be reduced by 50% after 25' (7.5 m) of tubing downstream from where the burner and burner tube connect. 3. -
Page 8: Venting
ROBERTS GORDON ® CTH2-Series S UBMITTAL HEET NOTE: 1. All dimensions are from the surfaces of all tubes, couplings and elbows. 2. Clearances B, C and D can be reduced by 50% after 25' (7.5 m) of tubing downstream from where the burner and burner tube connect. 3. -
Page 9: Cth2-Series Assembly Overview
ROBERTS GORDON ® CTH2-Series S UBMITTAL HEET CTH2-Series ASSEMBLY OVERVIEW Major Component Descriptions Reflector Burner with Tube Gasket (Aluminum or Must be installed with the Stainless flame observation Steel) window facing down. Alternate overlap as shown on overview. Minimum overlap is 7”... -
Page 10: Cth2-Series Linear Assembly Overview
ROBERTS GORDON ® CTH2-Series S UBMITTAL HEET CTH2-Series Linear Assembly Overview APPLICATIONS, ENGINEERING AND DETAILED GUIDANCE ON SYSTEMS DESIGN, INSTALLATION AND PRODUCT PERFORMANCE IS AVAILABLE UPON REQUEST. ROBERTS GORDON ® PRODUCTS ARE TO BE © 2004 Roberts-Gordon INSTALLED ONLY IN ACCORDANCE WITH LOCAL LAWS, CODES AND REGULATIONS, AND ONLY BY A CONTRACTOR QUALIFIED IN THE INSTALLATION AND SERVICE OF GAS-FIRED HEATING EQUIPMENT. -
Page 11: Heater Installation
ROBERTS GORDON ® CTH2-Series S UBMITTAL HEET HEATER INSTALLATION Critical Hanger Placement Typical Suspension Details Beam Clamp Concrete Beam Wood Beam Anchor Locknut Screw Hook (3/8") Chain size 3/16" minimum Washers Rod (3/8") 24" min.* (61 cm) “X”* “S” Hooks Turnbuckle * Allows for thermal expansion of system Not Included... -
Page 12: Cth2-Series Linear Layout Overview
ROBERTS GORDON ® CTH2-Series S UBMITTAL HEET CTH2-Series Linear Layout Overview LEGEND Burner Reflector CTH2-40 10' Tube Length Tube Tube/Reflector Hanger Coupling Assembly Vent Adapter a = 14" (36 cm) reflector width (not shown) b = 2" (5 cm) CTH2-60 20' Tube Length end cap to burner CTH2-80... - Page 13 ROBERTS GORDON ® CTH2-Series S UBMITTAL HEET CTH2-Series Linear Layout Overview (Continued) CTH2-125 50' Tube Length CTH2-150 60' Tube Length CTH2-150 CTH2-175 CTH2-175 70' Tube Length APPLICATIONS, ENGINEERING AND DETAILED GUIDANCE ON SYSTEMS DESIGN, INSTALLATION AND PRODUCT PERFORMANCE IS AVAILABLE UPON REQUEST. ROBERTS GORDON ®...
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Page 14: Burner Tube Installation
ROBERTS GORDON ® CTH2-Series S UBMITTAL HEET Burner Tube Installation NOTE: Tubing requires a downward slope of 1/2" (13 mm) per 20' (6 m) away from burner. Offset mounting hole must be to the top S Hook Hanger Burner Tube Weld Seam must be to the bottom of the tube. -
Page 15: Tube Clamp Package Installation
ROBERTS GORDON ® CTH2-Series S UBMITTAL HEET Tube Clamp Package Installation Description Part Number Tube Clamp Package 01318901 Tube Clamp 01396801 Bolt 97113940 Flat Washer 95211600 92113900 Coupling and Tube Assembly Close coupling Start Slide bar/Coupling Lock with tab onto coupling Slide Bar/Coupling Lock Wide end Coupling... - Page 16 ROBERTS GORDON ® CTH2-Series S UBMITTAL HEET 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. ± 2" (5 cm) Correct Slide Bar dimensions Incorrect Slide Bar position...
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Page 17: Turbulator Installation
ROBERTS GORDON ® CTH2-Series S UBMITTAL HEET Turbulator Installation Turbulator must be installed in the last standard section of tube. Turbulator is not required on the CTH2-125/150/175. Turbulator Installation Turbulator Model Tube Section 2.5' Section CTH2-40 1st 10’ Section CTH2-60 2nd 10’... -
Page 18: Reflector, U-Clip And Reflector Support Installation
ROBERTS GORDON ® CTH2-Series S UBMITTAL HEET Reflector, U-Clip and Reflector Support Installation The pictorial drawings of the heater construction in To ensure proper expansion and contraction move- Section are schematic only and provide a general ment of the reflectors, a combination of U-clips and guideline of where hangers, reflector supports and reflector supports are used. -
Page 19: Burner Installation
ROBERTS GORDON ® CTH2-Series S UBMITTAL HEET Burner Installation Gasket S-Hook Burner Tube Burner Lock Washer Description Part Number Bolt 94273914 Burner 030XXXXX Lock Washer 96411600 Gasket 02568200 APPLICATIONS, ENGINEERING AND DETAILED GUIDANCE ON SYSTEMS DESIGN, INSTALLATION AND PRODUCT PERFORMANCE IS AVAILABLE UPON REQUEST. ROBERTS GORDON ®... -
Page 20: Optional Heater Accessories
ROBERTS GORDON ® CTH2-Series S UBMITTAL HEET OPTIONAL HEATER ACCESSORIES • CTH2-Series U-Tube Assembly Overview U-Tube Support Bracket Reflector Support Burner Turbulator Reflector with select models Tube Clamp Tube Burner Package Tube U-Tube, Standard Couplings U-Clips Reflector U-Tube, Full 45° End Caps Tight U-Bolt Loose U-Bolt... -
Page 21: Cth2-Series U-Tube Layout Overviews
ROBERTS GORDON ® CTH2-Series S UBMITTAL HEET CTH2-Series U-Tube Layout Overviews LEGEND Burner Reflector CTH2-60 Tube 10' CTH2-80 Tube 5' ** 20' Tube Length* Tube/Reflector Hanger Coupling Assembly U-Tube a = 14" (36 cm) reflector width (not shown) b = 2" (5 cm) CTH2-80 end cap to burner CTH2-100... - Page 22 ROBERTS GORDON ® CTH2-Series S UBMITTAL HEET CTH2-Series U-Tube Layout Overviews (Continued) CTH2-125 CTH2-150 50' Tube Length* ** CTH2-150 CTH2-175 60' Tube Length CTH2-175 70' Tube Length** APPLICATIONS, ENGINEERING AND DETAILED GUIDANCE ON SYSTEMS DESIGN, INSTALLATION AND PRODUCT PERFORMANCE IS AVAILABLE UPON REQUEST. ROBERTS GORDON ®...
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Page 23: Elbow Package Configuration
ROBERTS GORDON ® CTH2-Series S UBMITTAL HEET Elbow Package Configuration Elbow Installation Tube Coupling Description Part Number Elbow Package 02718702 90° Elbow 90° Elbow 01335801 Coupling 01312700 Reflector End Cap 02750800 Reflector Joint Piece 02750900 U-Clip Package 91107720 Elbow Installation Tube Coupling Reflector Joint Installation... -
Page 24: Reflector Joint Detail
ROBERTS GORDON ® CTH2-Series S UBMITTAL HEET Reflector Joint Installation Cut away contour with tin snips. Punch/Drill six 3/32" (2 mm) holes Reflector Joint Detail Install Reflector End Cap Attach Reflector Joint with six #8 sheet metal screws Reflector Joint Detail Reflector Reflector Joint... -
Page 25: Reflector Side Extension
ROBERTS GORDON ® CTH2-Series S UBMITTAL HEET REFLECTOR SIDE EXTENSION Bracket Installation Tube Reflector Tube and Reflector Hanger Reflector Support Reflector Side Extension Bracket (2 per reflector) Use additional supports in high air movement applications. Description Part Number Reflector Side Extension Package 02712700 Reflector Side Extension 01368000... -
Page 26: Lower Clearance Shield Installation
ROBERTS GORDON ® CTH2-Series S UBMITTAL HEET LOWER CLEARANCE SHIELD INSTALLATION Shield Support Strap Assembly Reflector 12" (300 mm) 17.1" (434 mm) Align pilot holes Lower Clearance Shield Locknuts Washers Description Part Number Lower Clearance Shield Package 01397501 Shield Support Strap 01397500 Lower Clearance Shield 02793000... -
Page 27: Frame Shield Installation
ROBERTS GORDON ® CTH2-Series S UBMITTAL HEET Frame Shield Installation Shield Description Part Number Deco Grille Shield 01365900 Reflector Side Extension Installation NOTE: If the Decorative Grille system is to Cut Relief Notches for Tube be installed in an area with considerable and Reflector Hangers air movement, it is recommended that one #8 x 3/8 (3.9 x 9.5mm) sheet metal screw... -
Page 28: One-Foot Decorative Grille Installation
ROBERTS GORDON ® CTH2-Series S UBMITTAL HEET ONE-FOOT DECORATIVE GRILLE INSTALLATION One-Foot Decorative Grille Bracket In order to maintain reflector shape, do #8 Sheet Metal Screws not fasten brackets together. Do not fasten bracket to adjoining reflectors. Maintain same slipjoint position as reflectors. -
Page 29: End Piece And Reflector End Cap
ROBERTS GORDON ® CTH2-Series S UBMITTAL HEET End Piece and Reflector End Cap Reflector End Cap End Piece Insert end piece between grille and brackets. Fasten end piece to brackets using two #8 sheet metal screws and replace reflector end cap. Description Part Number End Piece... -
Page 30: Protective Grille Installation
ROBERTS GORDON ® CTH2-Series S UBMITTAL HEET PROTECTIVE GRILLE INSTALLATION Silicone Cap Installation Silicone Cap Description Part Number Grille Grille Section 08050001 Finger Grille End Cap 08050002 Silicone Cap 91915951-6P Grille End Cap Installation Grille Grille End Cap Bend up 90° Pull outward Grille Installation Reflector... -
Page 31: Venting
ROBERTS GORDON ® CTH2-Series S UBMITTAL HEET VENTING Horizontal Ventilation 4" (10 cm) Pipe Combustible or Non-Combustible Wall Only Non-Combustible Wall Vent Adapter Vent Adapter 18" Min. 4" Single Wall Pipe Vent Terminal 4" Single Wall Pipe Vent Terminal Description Part Number Vent Terminal (Comb. -
Page 32: Common Sidewall Venting
ROBERTS GORDON ® CTH2-Series S UBMITTAL HEET Common Sidewall Venting Vent Terminal Tjernlund VH1-6 or Equivalent Outside Wall Outside Wall Sweeping 'T' 6" Single Wall Pipe Vent Adapter Connection Vent Adapter 4" Single Wall Pipe Vent Terminal Tjernlund VH1-6 or Equivalent Outside Wall 6"... -
Page 33: Common Vertical Venting
ROBERTS GORDON ® CTH2-Series S UBMITTAL HEET Common Vertical Venting Type "B" vent cap (7" or 8" may be used. These are not available from Roberts Gordon.) Type "B" vent pipe 18" (46 cm) Roof Min. Flashing Roof The last section of vent pipe Approved passing through the roof or Thimble... -
Page 34: Outside Combustion Air Supply
ROBERTS GORDON ® CTH2-Series S UBMITTAL HEET OUTSIDE COMBUSTION AIR SUPPLY Vertical Outside Air Supply for Single Heater Installation Vent Cap 18" (46 cm) Min. Roof Flex Hose 4" (10 cm) (recommended) Single Wall Pipe Burner Band Clamp (recommended) Description Part Number Vent Cap 4"... -
Page 35: Vertical Outside Air Supply For Double Heater Installation
ROBERTS GORDON ® CTH2-Series S UBMITTAL HEET Vertical Outside Air Supply for Double Heater Installation Vent Cap Outside Wall Outside Wall 6" (15 cm) Single Wall Pipe Sweeping 'T' Connection Flex Hose (recommended) Burner Burner 4" (10 cm) Flex Hose Band Clamp Single Wall Pipe (recommended) -
Page 36: Gas Piping
ROBERTS GORDON ® CTH2-Series S UBMITTAL HEET GAS PIPING Gas Connection with Stainless Steel Flex Connector Hold gas nipple securely with pipe wrench when attaching the flex gas connector. Failure to follow these instructions can result in product damage. Shut-Off Valve must be parallel to burner gas inlet. -
Page 37: Wiring
ROBERTS GORDON ® CTH2-Series S UBMITTAL HEET WIRING WARNING Electrical Shock Hazard Disconnect electrical power and gas supply before servicing. This appliance must be connected to a properly grounded electrical source. Failure to follow these instructions can result in death or electrical shock. Line Voltage Thermostat Wiring Line Voltage Thermostat... -
Page 38: Low Voltage Thermostat Wiring
ROBERTS GORDON ® CTH2-Series S UBMITTAL HEET WARNING Electrical Shock Hazard Disconnect electrical power and gas supply before servicing. This appliance must be connected to a properly grounded electrical source. Failure to follow these instructions can result in death or electrical shock. Low Voltage Thermostat Wiring 120V-60Hz Supply Circuit... -
Page 39: Cth2-Series Internal Wiring
ROBERTS GORDON ® CTH2-Series S UBMITTAL HEET CTH2-Series Internal Wiring SMART 120V-60Hz VALVE supply circuit TRANSFORMER WHITE N.O. YELLOW ORANGE WHITE YELLOW BLACK BLUE PURPLE Gnd. TO THERMOSTAT GREEN PRESSURE SWITCH N.O. DOOR SWITCH BLACK BLACK WHITE BLACK WHITE BLACK WHITE TERMINAL GREY... -
Page 40: Electrical Connection To The Burner
ROBERTS GORDON ® CTH2-Series S UBMITTAL HEET Electrical Connection to the Burner Electrical Cord or Flexible Conduit BX or Romex Connector Burner Connect wires together Junction Box with suitable approved wire connectors. Ground Green to Ground Black White to L2 White Black to L1 Green... -
Page 41: Internal Burner Diagram
ROBERTS GORDON ® CTH2-Series S UBMITTAL HEET INTERNAL BURNER DIAGRAM Blower Inlet Gasket Motor and Blower Assembly Door Switch Burner Cup Assembly Mica Window Air Adapter Assembly Collar Hot Surface Igniter Pressure Switch SmartValve II Flame Sensor Jumper Wire P/N 03090900 Tube Gasket Thermostat Connection... -
Page 42: The Roberts Gordon
ROBERTS GORDON ® CTH2-Series S UBMITTAL HEET READ YOUR INSTALLATION, OPERATION AND THE ROBERTS GORDON ® VANTAGE ® II LIMITED SERVICE MANUAL WARRANTY If you have questions about your controller, contact your ROBERTS-GORDON WILL PAY FOR: installing professional. Should you need Replacement Within 42 months from date of shipment from Roberts- Parts or have additional questions, call or write Roberts- Gordon, replacement parts will be provided free of...