Roberts Gorden Vantage CTH2V-60 Installation, Operation & Service Manual
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Roberts Gorden Vantage CTH2V-60 Installation, Operation & Service Manual

Cth2v series gas-fired, low intensity unitary heater
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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 contractor qualified
in the installation and service of gas-fired heating
equipment or your gas supplier.
© 2017 Roberts-Gordon LLC
Model CTH2V
Gas-Fired, Low Intensity
Unitary Heater
Installation, Operation &
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 service technician with necessary information.
Roberts-Gordon LLC
1250 William Street
P.O. Box 44
Buffalo, New York 14240-0044
Telephone: +1.716.852.4400
Fax: +1.716.852.0854
Toll Free: 800.828.7450
www.robertsgordon.com
Service Manual
CTH2V-40
CTH2V-60
CTH2V-80
CTH2V-100
CTH2V-125
CTH2V-150
CTH2V-175
Installer
Owner
P/N 131200NA Rev B 11/17

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  • Page 1 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. Model CTH2V 5. Extinguish any open flame. 6.
  • Page 3 TABLE OF CONTENTS SECTION 1: Heater Safety............1 10.5 Ladder Diagram ............46 1.1 Manpower Requirements ..........1 10.6 Electrical Connection to the Burner ......46 1.2 Safety Labels and Their Placement ......1 SECTION 11: Operation and Maintenance......47 1.3 California Proposition 65 ..........
  • Page 5 TABLE OF FIGURES Figure 1: Top and Bottom Panel Label Placement ....2 Figure 2: Side and Back Panel Label Placement ...... 3 Figure 13: Major Component Descriptions - Standard Reflector ..........10 Figure 14: Major Component Descriptions - High Efficiency Reflector ........11 Figure 15: Critical Hanger Placement ........
  • Page 7 SECTION 1: H EATER AFETY SECTION 1: HEATER SAFETY 1.1 Manpower Requirements Your Safety is Important to Us! To prevent personal injury and damage to the heater, This symbol is used throughout two persons will be required for installation. the manual to notify you of possi- ble fire, electrical or burn hazards.
  • Page 8 CTH2V-S ERIES NSTALLATION PERATION AND ERVICE ANUAL FIGURE 1: Top and Bottom Panel Label Placement Logo Label Bottom Panel Rating Plate Label Proposition 65 Label Top Panel Description Part Number Logo Label 91013221 Rating Plate Label 91010401 Gas Connection Label 91018122 Proposition 65 Label 91070016...
  • Page 9 SECTION 1: H EATER AFETY FIGURE 2: Side and Back Panel Label Placement CTH2V/HEV-40 CTH2V/HEV-60 CTH2V/HEV-80 CTH2V/HEV-100 CTH2V/HEV-125 CTH2V/HEV-150 Level CTH2V/HEV-175 droit CTH2V/HEV-40 CTH2V/HEV-60 CTH2V/HEV-80 CTH2V/HEV-100 CTH2V/HEV-125 CTH2V/HEV-150 Level CTH2V/HEV-175 droit CTH2V/HEV-40 CTH2V/HEV-40 CTH2V/HEV-60 CTH2V/HEV-60 CTH2V/HEV-80 CTH2V/HEV-80 CTH2V/HEV-100 CTH2V/HEV-125 CTH2V/HEV-100 CTH2V/HEV-150 CTH2V/HEV-175 CTH2V/HEV-125...
  • Page 10 CTH2V-S ERIES NSTALLATION PERATION AND ERVICE ANUAL SECTION 2: INSTALLER RESPONSIBILITY on the burner and in the Installation, Operation and Service Manual. See Page 5, Figure 3 through Page The installer is responsible for the following: 8, Figure 12. Write the proper clearance dimensions •...
  • Page 11 SECTION 3: C LEARANCES TO OMBUSTIBLES SECTION 3: CLEARANCES TO COMBUSTIBLES WARNING 3.1 Required Clearances to Combustibles Clearances are the required distances that combusti- ble objects must be away from the heater to prevent serious fire hazards. Combustibles are materials that may catch on fire and include common items such as wood, paper, rubber, fabric, etc.
  • Page 12 CTH2V-S ERIES NSTALLATION PERATION AND ERVICE ANUAL 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. FIGURE 4: LEVEL SIDE REFLECTOR (inches) (centimeters)
  • Page 13 SECTION 3: C LEARANCES TO OMBUSTIBLES 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. FIGURE 7: U-TUBE, LEVEL REFLECTOR (inches) (centimeters)
  • Page 14 CTH2V-S ERIES NSTALLATION PERATION AND ERVICE ANUAL 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. FIGURE 10: 2-FOOT DECO GRILLE AND PROTECTIVE GRILLE (inches) (centimeters)
  • Page 15 SECTION 4: N ATIONAL TANDARDS AND PPLICABLE ODES SECTION 4: NATIONAL STANDARDS AND APPLICABLE CODES 4.1 Gas Codes 4.3 Public Garages The type of gas appearing on the nameplate Installation in garages must be in accordance must be the type of gas used. Installation must with the following codes: comply with national and local codes and United States: Refer to Standard for Parking...
  • Page 16 CTH2V-S ERIES NSTALLATION PERATION AND ERVICE ANUAL SECTION 5: MAJOR COMPONENTS FIGURE 13: Major Component Descriptions - Standard Reflector Burner with Tube Standard Gasket Reflector Must be installed (Aluminum or with the flame Stainless observation window Steel) facing down. Alternate overlap as shown on overview and on Page 18, Figure 17.
  • Page 17 SECTION 5: M AJOR OMPONENTS FIGURE 14: Major Component Descriptions - High Efficiency Reflector Burner with Tube High Efficiency Reflector (Aluminum) Gasket Must be installed with Alternate overlap as the flame observation window facing down. shown on overview on Page 18, Figure 17. Minimum overlap is 6"...

  • Page 18: Standard Parts List

    CTH2V-S ERIES NSTALLATION PERATION AND ERVICE ANUAL 5.1 Standard Parts List Table 1: Contents of the Burner Carton Part No. Description CTH2V-40 CTH2V- CTH2V- CTH2V- CTH2V- CTH2V- CTH2V- 031XXXXX Burner Assembly (Rate and Fuel Varies) 02568200 Gasket (Burner to Burner Tube) 131200NA Installation, Operation and Service Manual 94273914 Hex Head Bolts 5/16"...
  • Page 19 SECTION 5: M AJOR OMPONENTS Table 3: Contents of High Efficiency Core and Extension Packages Core Packages Extension Packages Hot Rolled Aluminized Hot Rolled Aluminized Part No. Description (6m) (9m) (12m) (3m) (6m) (9m) (12m) (3m) (6m) (9m) (12m) (3m) (6m) (9m) (12m)
  • Page 20 CTH2V-S ERIES NSTALLATION PERATION AND ERVICE ANUAL Table 4: Component Package Guide Tubing Length Standard Core Packages Model Minimum Hot Rolled Steel Aluminized CTH2V-40 10’ (3m) CP10ALUM CTH2V-60 20’ (6m) CP20HRS CP20ALUM CTH2V-80 20’ (6m) CP20HRS CP20ALUM CTH2V-100 30’ (9m) CP30HRS CP30ALUM CTH2V-125...

  • Page 21: Section 6: Heater Installation

    SECTION 6: H EATER NSTALLATION SECTION 6: HEATER INSTALLATION Typical installation configurations are shown in Figure 15. WARNING Expansion and contraction of the tube dictates that the minimum suspension lengths in the table on Page 16, Figure 15 be maintained. Severe Injury Hazard Secure burner to burner tube with nuts and lockwashers.
  • Page 22 CTH2V-S ERIES NSTALLATION PERATION AND ERVICE ANUAL FIGURE 15: Critical Hanger Placement Description Part Number Run Length Typical Expansion Minimum “X” Length S-Hook 91907302 10' (3 m) - 50' (15 m) ±1" (3 cm) 12" (305 mm) Tube/Reflector Hanger 030901XX 51' (15 m) - 60' (18 m) ±2"...
  • Page 23 SECTION 6: H EATER NSTALLATION FIGURE 16: Linear Heater Assembly Overview...
  • Page 24 CTH2V-S ERIES NSTALLATION PERATION AND ERVICE ANUAL FIGURE 17: Linear Heater Layout Overview...
  • Page 25 SECTION 6: H EATER NSTALLATION FIGURE 18: Linear Heater Layout Overview (Continued) 50' Tube Length 60' Tube Length 70' Tube Length 80' Tube Length...
  • Page 26 CTH2V-S ERIES NSTALLATION PERATION AND ERVICE ANUAL Step 6.1 Burner Tube Installation Description Part Number Burner Tube 03051XXX S-Hook 91907302 Tube/Reflector Hanger 030901XX Step 6.2 Tube Clamp Package Installation Description Part Number Tube Clamp Package 013189XX...
  • Page 27 SECTION 6: H EATER NSTALLATION Step 6.3 Coupling and Tube Assembly Close coupling and slide Insert wide end of slide bar/coupling lock into opposite end into tab. guide rail on opposite end of tabs. Slide the slide Position tab underneath bar/coupling lock up the guide rail until snug guide rail.
  • Page 28 CTH2V-S ERIES NSTALLATION PERATION AND ERVICE ANUAL Step 6.3.2 Coupling and Tube Assembly (Continued) Model Tube Length Minimum CTH2V-40 10' (3 m) CTH2V-60 20' (6 m) CTH2V-80 20' (6 m) CTH2V-100 30' (9 m) CTH2V-125 40' 12 m) CTH2V-150 50' (15 m) CTH2V-175 60' (18 m) 7' 6"...
  • Page 29 SECTION 6: H EATER NSTALLATION Step 6.5 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. NOTE: All tube surfaces must be covered by a reflector, except for a U-Tube.
  • Page 30 CTH2V-S ERIES NSTALLATION PERATION AND ERVICE ANUAL Step 6.5.1 Reflector, U-Clip and Reflector Support Installation The pictorial drawings of the heater construction in tor supports and U-clips depends on the individual Section 6 are schematic only and provide a general installation.
  • Page 31 SECTION 6: H EATER NSTALLATION Step 6.6 Burner Installation NOTE: To ensure proper orientation, Description Part Number attached burner tube with tube weld Burner 031XXXXX facing downward Lock Washer 96411600 Gasket 02568200...

  • Page 32: Section 7: Optional Heater Accessories

    CTH2V-S ERIES NSTALLATION PERATION AND ERVICE ANUAL SECTION 7: OPTIONAL HEATER ACCESSORIES WARNING Cut/Pinch Hazard Wear protective gear during installation, operation and service. Edges are sharp. Failure to follow these instructions can result in injury. 7.1 U-Tube Configuration Heaters (except CTH2V-40) are approved for optional U-Tube configurations.
  • Page 33 SECTION 7: O PTIONAL EATER CCESSORIES FIGURE 19: U-Tube Heater Assembly Overview Description Part Number U-Tube Package 03011XXX 180° U-Tube 013359XX Tube and Reflector Hanger 030901XX Coupling 01312700 Reflector End Cap 027508XX U-Tube Support Bracket 030205XX 4" (10 cm) U-Bolts 91912500 Reflector Support Set 030500XX...
  • Page 34 CTH2V-S ERIES NSTALLATION PERATION AND ERVICE ANUAL FIGURE 20: U-Tube Heater Layout Overview...
  • Page 35 SECTION 7: O PTIONAL EATER CCESSORIES FIGURE 21: U-Tube Heater Layout Overview (Continued) 50' Tube Length* ** 60' Tube Length 70' Tube Length** 80' Tube Length...

  • Page 36: Elbow Package Configuration

    CTH2V-S ERIES NSTALLATION PERATION AND ERVICE ANUAL 7.2 Elbow Package Configuration Step 7.2.1 Elbow Installation Minimum Distance Required Between Burner and Elbow Model Minimum Distance Description Part Number CTH2V-40 Elbow Package 027187XX CTH2V-60 10' (3 m) 90° Elbow 01335801 CTH2V-80 10' (3 m) Coupling 01312700...
  • Page 37 SECTION 7: O PTIONAL EATER CCESSORIES Step 7.2.4 Reflector Joint Installation Step 7.2.5 Reflector Joint Detail FIGURE 22: Reflector Joint Detail...

  • Page 38: Reflector Side Extension

    CTH2V-S ERIES NSTALLATION PERATION AND ERVICE ANUAL 7.3 Reflector Side Extension Step 7.3.1 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 0271270X Reflector Side Extension - 96"...

  • Page 39: Lower Clearance Shield Installation

    SECTION 7: O PTIONAL EATER CCESSORIES 7.4 Lower Clearance Shield Installation Step 7.4.1 Shield Support Strap Assembly Reflector 12" (30 cm) 17" (43 cm) Align Pilot Holes Lower Clearance Shield Locknuts Washers Description Part Number Lower Clearance Shield Package 01397501 Shield Support Strap 01397500 Lower Clearance Shield 8' (2447cm)
  • Page 40 CTH2V-S ERIES NSTALLATION PERATION AND ERVICE ANUAL Step 7.5.2 Frame Shield Installation Description Part Number Deco Grille Shield - 24" (61cm) 01365900 Step 7.5.3 Reflector Side Extension Installation for Decorative Grilles Distance "A" Extension Minimum Maximum Part No. Width 2" (4 cm) 6"...

  • Page 41: Protective Grille Installation

    SECTION 7: O PTIONAL EATER CCESSORIES 7.6 Protective Grille Installation Step 7.6.1 Silicone Cap Installation Silicone Cap Grille Description Part Number Finger Grille Section 08050001 Grille End Cap 08050002 NOTE: Protective grille available for use with Silicone Cap 91915951-6P standard reflector ONLY. Step 7.6.2 Grille End Cap Installation Grille Grille End Cap...

  • Page 42: Section 8: Venting

    CTH2V-S ERIES NSTALLATION PERATION AND ERVICE ANUAL SECTION 8: VENTING Vent pipe must be sloped downward away from the burner 1/2'' (1 cm) for every 20' (6 m). WARNING The heater may be individually vented or common vented. When venting horizontally, a maximum of two heaters can be commonly vented.

  • Page 43: Horizontal Venting

    SECTION 8: V ENTING 8.3 Horizontal Venting 8.6 Length Requirements In noncombustible walls only, vent terminal The maximum vent length allowed is 45' (13.7 m). (P/N 02537801-1P) may be used. The maximum outside air supply duct length allowed is 45' (13.7 m). For 4'' (10 cm) vents in either combustible or noncombustible walls, use Tjernlund VH1-4 (P/N The total vent length, plus outside air duct length,...

  • Page 44: Vertical Ventilation 4" (10 Cm) Pipe

    CTH2V-S ERIES NSTALLATION PERATION AND ERVICE ANUAL 8.8 Vertical Ventilation 4" (10 cm) Pipe Description Part Number Vent Cap 4" (10 cm) 90502300 Step 8.9 Common Sidewall Venting Description Part Number Vent Terminal 6" (15 cm) 90502101 Requirements: • Maximum of two heaters can be commonly vented through a side wall.

  • Page 45: Common Vertical Venting

    SECTION 8: V ENTING 8.10 Common Vertical Venting Requirements: • Maximum of four heaters can be commonly vented through the roof. • Heaters must be of the same BTU output. • Heaters must be controlled by a common thermostat. • Connections to a common stack must be posi- tioned to avoid direct opposition between streams of combustion gases.

  • Page 46: Outside Combustion Air Supply

    CTH2V-S ERIES NSTALLATION PERATION AND ERVICE ANUAL 8.11 Outside Combustion Air Supply The air supply duct may have to be insulated to pre- vent condensation on the outer surface. The outside IMPORTANT: If the building has a slight negative air terminal must not be more than 1' (31 cm) above pressure or corrosive contaminants, such as haloge- the vent termination while maintaining a minimum nated hydrocarbons, are present in the air, an outside...
  • Page 47 SECTION 8: V ENTING 8.11.4 Vertical Outside Air Supply for Double Heater Installation Description Part Number Vent Cap 6" (15 cm) 90502302 Requirements: • Heaters must be controlled by a common thermostat. 8.11.5 Horizontal Outside Air Supply for Double Heater Installation Description Part Number Vent Cap 6"...

  • Page 48: Section 9: Gas Piping

    CTH2V-S ERIES NSTALLATION PERATION AND ERVICE ANUAL SECTION 9: GAS PIPING There is an expansion of the tube with each firing cycle. This will cause the burner to move with respect WARNING to the gas line. This can cause a gas leak resulting in an unsafe condition if the gas connection is not made in strict accordance with Figure 24.
  • Page 49 SECTION 9: G IPING FIGURE 24: Gas Connection with Flexible Gas Hose CORRECT POSITIONS Shut-Off Valve (included CAUTION with gas hose) must be parallel to burner gas Product Damage Hazard inlet. The 3" (8 cm) displacement shown is Hold gas nipple securely with pipe wrench for the cold condition.

  • Page 50: Section 10: Wiring

    CTH2V-S ERIES NSTALLATION PERATION AND ERVICE ANUAL SECTION 10: WIRING Management System. Section 10.1 below illustrates the connection for heaters controlled by a line voltage DANGER thermostat. NOTE: In order to use line voltage ther- mostats, the low voltage terminal located at the back of each burner must be connected as shown in the detail.

  • Page 51: Low Voltage Thermostat Wiring With Multiple Burners

    SECTION 10: W IRING 10.3 Low Voltage Thermostat Wiring with Multiple Burners Transformer Relay FRONT VIEW BACK VIEW Low Voltage Thermostat Black COIL COIL Purple Black Burner 1 Burner 2 er 2 White Jumper Between R and W NOTE: 120V-60 Hz Gnd.

  • Page 52: Ladder Diagram

    CTH2V-S ERIES NSTALLATION PERATION AND ERVICE ANUAL 10.5 Ladder Diagram 120VAC LINE NUETRAL (L1) (L2) DOOR SWITCH BLOWER 120VAC TRANSFORMER 24VAC THERMOSTAT RELAY PRESSURE SWITCH SPARK ELECTRODE BURNER ON GAS VALVE 10.6 Electrical Connection to the Burner...
  • Page 53 SECTION 11: O PERATION AND AINTENANCE SECTION 11: OPERATION AND MAINTENANCE WARNING DANGER Electrical Shock Hazard Explosion Hazard Burn Hazard Cut/Pinch Hazard Disconnect electric Turn off gas supply to Allow heater to cool Wear protective gear before service. heater before service. before service.
  • Page 54 CTH2V-S ERIES NSTALLATION PERATION AND ERVICE ANUAL all heater condition should be thoroughly inspected. conform to all requirements set forth in the ROBERTS GORDON manuals and all applicable ® NOTE: Gas flow and burner ignition are among the governmental authorities pertaining to the first things that should be inspected.
  • Page 55 SECTION 11: O PERATION AND AINTENANCE Blower Scroll, Wheel and Compressed air or a vacuum cleaner may be used to clean dust and dirt. Motor Burner Cup and Orifice Clear of obstructions (even spider webs will cause problems). Carefully remove any dust and debris from the burner. Electrode Replace if there are cracked ceramics, excessive carbon residue, or erosion of the electrode.
  • Page 56 CTH2V-S ERIES NSTALLATION PERATION AND ERVICE ANUAL SECTION 12: TROUBLESHOOTING DANGER Electrical Shock Hazard Disconnect electric before service. Heater must be properly grounded. Failure to follow these instructions can result in death or electrical shock. WARNING Fire Hazard Explosion Hazard Burn Hazard Cut/Pinch Hazard Keep all flammable...
  • Page 57 SECTION 12: T ROUBLESHOOTING 12.1 Troubleshooting Flow Chart...
  • Page 58 CTH2V-S ERIES NSTALLATION PERATION AND ERVICE ANUAL...
  • Page 59 SECTION 12: T ROUBLESHOOTING 12.2 Manifold Gas Pressure Setting...
  • Page 60 CTH2V-S ERIES NSTALLATION PERATION AND ERVICE ANUAL SECTION 13: REPLACEMENT PARTS WARNING DANGER Electrical Shock Hazard Explosion Hazard Carbon Monoxide Hazard Fire Hazard Use only genuine ROBERTS GORDON ® replacement parts per this installation, operation and service manual. Failure to follow these instructions can result in death, electric shock, injury or property damage. See warnings and important information before removing or replacing parts.
  • Page 61 SECTION 13: R EPLACEMENT ARTS FIGURE 25: Burner Exploded View Part Number Description 90032510 Gas Valve (Natural) 90032512 Gas Valve (LP) 02568200 Tube Gasket (Not Shown) 03050900 Blower Inlet Gasket (Not Shown) 90708600-P Motor and Blower Assembly 91911704 Air Adapter Collar 03020100 Burner Cup Assembly Electrode Assembly...
  • Page 62 CTH2V-S ERIES NSTALLATION PERATION AND ERVICE ANUAL SECTION 14: GENERAL SPECIFICATIONS 14.3 Suspension Specifications 14.1 Material Specifications Hang heater with materials with a minimum working load of 75 lbs (33 kg). See Page 16, Figure 15. 14.1.1 Reflectors .024 Aluminum 14.4 Controls Specifications (optional .024 Stainless Steel Type 304) Time switches, thermostats, etc.
  • Page 63 SECTION 15: T ROBERTS GORDON ® VANTAGE ® CTH2V W ARRANTY SECTION 15: THE ROBERTS GORDON ® VANTAGE ® CTH2V WARRANTY ROBERTS-GORDON WILL PAY FOR: The ownership of the ROBERTS GORDON ® VANTAGE ® CTH2V is moved or transferred. This warranty is Within 36 months from date of purchase by buyer or 42 nontransferable.
  • Page 65 2017...

This manual is also suitable for:

Vantage cth2v-80Vantage cth2v-150Vantage cth2v-40Vantage cth2v-175Vantage cth2v-100Vantage cth2v-125

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