Roberts Gorden CTH2 Series Installation, Operation And Service Manual Download

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ROBERTS GORDON

CTH2-Series S

UBMITTAL

HEET

APPLICATIONS, ENGINEERING AND DETAILED GUIDANCE ON SYSTEMS DESIGN, INSTALLATION AND PRODUCT PERFORMANCE IS AVAILABLE UPON REQUEST. ROBERTS GORDON

PRODUCTS ARE TO BE

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.

CTH2-Series Internal Wiring

CTH2-Series Ladder Diagram

COM

N.O.

COM

BLACK

GREEN

WHITE

BLACK

ORANGE

WHITE

GREY

WHITE

YELLOW

N.O.

GREEN

BLACK

BLUE

PURPLE

BLACK

SENSOR

DOOR

SWITCH

TO THERMOSTAT

FLAME

BUSHING

TERMINAL

TRANSFORMER

IGNITER

VALVE

SMART

PRESSURE

SWITCH

MOTOR/BLOWER

L2
L1

Gnd.

120V-60Hz

supply circuit

L 2

L 1

WHITE

BLACK

WHITE

BLACK

GREY

WHITE

VALVE

HOT SURFACE IGNITER

FLAME

SENSOR

MOTOR

DOOR

SWITCH

YELLOW

PRESSURE

SWITCH

WHITE

THERMOSTAT

ORANGE

BLUE

WHITE

PURPLE

TRANSFORMER

Summary of Contents for CTH2 Series

Page 1: ...g and detailed guidance on systems design installation and product performance is available upon request ROBERTS GORDON products are to be 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 Roberts Gordon Roberts Gordon 1250 William Street 76 Main Street West Unit 10 P O Box 44 Grimsby...

Page 2: ...SORIES 18 CTH2 Series U Tube Assembly Overview 18 CTH2 Series U Tube Layout Overviews 19 Elbow Package Configuration 21 Elbow Installation 21 Reflector Joint Installation 21 Reflector Joint Detail 22 REFLECTOR SIDE EXTENSION 23 Bracket Installation 23 Side Reflector Installation 23 LOWER CLEARANCE SHIELD INSTALLATION 24 Shield Support Strap Assembly 24 TWO FOOT DECORATIVE GRILLE INSTALLATION 24 Gr...

Page 3: ...1503 Turbulator Adapter 1 1 1 1 03051504 Turbulator 2 5 76 cm Aluminized Steel 2 4 4 2 03051505 Turbulator 2 5 76 cm Stainless Steel 1 Contents of Core and Extension Packages Core Packages Extension Packages Hot Rolled Aluminized Hot Rolled Aluminized Part No Description 20 6m 30 9m 40 12m 10 3m 20 6m 30 9m 40 12m 10 3m 20 6m 30 9m 40 12m 10 3m 20 6m 30 9m 40 12m 91409300 Tube Hot Rolled Steel 10 ...

Page 4: ...llows Gas Pressure at Manifold Natural Gas 3 5 w c LP Gas 10 5 w c Pipe Connection 1 2 NPT for CTH2 40 60 80 100 125 3 4 NPT for CTH2 150 175 Dimensions Vent Connection Size 4 10 cm Outside Air Connection Size 4 10 cm Refer to figure above for dimensional information Gas Inlet Pressure Natural Gas for CTH2 40 60 80 100 125 150 4 6 w c Minimum for CTH2 175 5 0 w c Minimum 14 0 w c Maximum LP Gas 11...

Page 5: ...l unapproved applications Standard Reflector inches centimeters Model A B C D A B C D CTH2 40 6 27 53 27 16 69 135 69 CTH2 60 6 35 63 35 16 89 161 89 CTH2 80 6 38 66 38 16 97 168 97 CTH2 100 6 40 71 40 16 102 181 102 CTH2 125 6 46 77 46 16 117 196 117 CTH2 150 6 50 80 50 16 127 204 127 CTH2 175 8 52 82 52 21 133 209 133 A B C D One Side Reflector inches centimeters Model A B C D A B C D CTH2 40 6 ...

Page 6: ...er for all unapproved applications 45 Tilt Reflector inches centimeters Model A B C D A B C D CTH2 40 8 8 51 46 21 21 130 117 CTH2 60 8 8 60 54 21 21 153 138 CTH2 80 8 8 66 60 21 21 168 153 CTH2 100 10 8 74 64 26 21 188 163 CTH2 125 10 8 78 69 26 21 199 176 CTH2 150 12 8 84 74 31 21 214 188 CTH2 175 12 8 85 79 31 21 216 201 A B D C U Tube Standard Reflector inches centimeters Model A B C D A B C D...

Page 7: ...n the first 20 6 m U Tube Opposite 45 Reflector inches centimeters Model A B C D A B C D CTH2 40 CTH2 60 8 54 60 22 21 138 153 56 CTH2 80 8 60 66 22 21 153 168 56 CTH2 100 10 64 74 22 26 163 188 56 CTH2 125 10 70 78 22 26 178 199 56 CTH2 150 12 74 84 22 31 188 214 56 CTH2 175 12 76 85 22 31 194 216 56 A C B D 2 Foot Deco Grille 1 Foot Deco Grille and Protective Grille inches centimeters Model A B ...

Page 8: ...l 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 indicates an unapproved application Roberts Gordon prohibits the installation of this heater for all unapproved applications Venting inches centimeters Model A E F A E F CTH2 40 14 18 18 36 46 46 CTH2 60...

Page 9: ...or Aluminum or Stainless Steel Alternate overlap as shown on overview Minimum overlap is 7 18 cm Tube and Reflector Hanger with Clamp Package Position this hanger no more than 4 10 cm away from the burner Coupling Assembly with Lock Reflector End Cap Punch out center section to accommodate heat exchanger tube Tube and Reflector Hanger Suspend system from these hangers Flex Gas Line with Shut Off C...

Page 10: ...ORDON PRODUCTS ARE TO BE 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 CTH2 Series Linear Assembly Overview Tube Reflector Reflector End Cap Reflector Support Burner Coupling U Clips Burner Tube Tube and Reflector Hanger Tube Clamp Package Vent Adapter Turbulator with select model...

Page 11: ...SERVICE OF GAS FIRED HEATING EQUIPMENT HEATER INSTALLATION Critical Hanger Placement Hanger Side View Must Be Within 4 10 cm Front View S Hooks Reflector Hanger 45 Angle Allows for thermal expansion of system Typical Suspension Details Rod 3 8 Beam Clamp Concrete Beam Wood Beam Washers Locknut Screw Hook 3 8 24 min 61 cm X Anchor S Hooks Chain size 3 16 minimum Turnbuckle Not Included Description ...

Page 12: ... AND SERVICE OF GAS FIRED HEATING EQUIPMENT CTH2 Series Linear Layout Overview CTH2 100 CTH2 125 CTH2 40 CTH2 60 CTH2 80 CTH2 80 CTH2 100 g c b d f g c b d e f g c b d e e f g c b d e e e f Burner Reflector Tube Tube Reflector Hanger Coupling Assembly Vent Adapter LEGEND a 14 36 cm reflector width not shown b 2 5 cm end cap to burner c 2 5 cm end cap to hanger d 7 6 229 cm distance first hanger e ...

Page 13: ...OBERTS GORDON PRODUCTS ARE TO BE 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 CTH2 Series Linear Layout Overview Continued CTH2 125 CTH2 150 CTH2 150 CTH2 175 g c b d e e e e f g c b d e e e e e f 50 Tube Length 60 Tube Length CTH2 175 b f g c d e e e e e e 70 Tube Length b ...

Page 14: ...TH LOCAL LAWS CODES AND REGULATIONS AND ONLY BY A CONTRACTOR QUALIFIED IN THE INSTALLATION AND SERVICE OF GAS FIRED HEATING EQUIPMENT Burner Tube Installation Weld Seam must be to the bottom of the tube S Hook Burner Tube Hanger NOTE Tubing requires a downward slope of 1 2 13 mm per 20 6 m away from burner 7 6 1 229 cm 25cm Offset mounting hole must be to the top Description Part Number Burner Tub...

Page 15: ...ing and Tube Assembly Flat Washer Nut Torque 120 in lb 13 56 Nm Tube Clamp Bolt Description Part Number Tube Clamp Package 01318901 Tube Clamp 01396801 Bolt 97113940 Flat Washer 95211600 Nut 92113900 Tube Tube Orient coupling so that the impact block is in the 2 00 or 10 00 o clock positions Closed Open Tab 3 8 cm to 4 10 cm Slide Bar Coupling Lock Coupling Wide end Coupling Tube Slide Bar Couplin...

Page 16: ...ATING EQUIPMENT Coupling and Tube Assembly Continued Coupling and Tube Assembly Continued Incorrect Slide Bar position Correct Slide Bar dimensions 2 5 cm Drive Slide Bar until tight End of Slide Bar should be within tolerance listed below Repeat A D until all tubes are assembled Tighten slide bar as shown below 10 1 305 cm 25 cm Total Overall Tube Length 7 6 1 229 cm 25 cm Model Tube Length Minim...

Page 17: ...he vent to hold turbulator in place Where a vent sleeve is used do not fold tab Turbulator 2 5 Section Turbulator Adapter Description Part Number Turbulator Section 1 03051503 Turbulator Section 2 03051504 Tube 91409XXX Turbulator Installation Model Tube Section CTH2 40 1st 10 Section CTH2 60 2nd 10 Section CTH2 80 2nd 10 Section CTH2 100 3rd 10 Section CTH2 125 N A CTH2 150 N A CTH2 175 N A Turbu...

Page 18: ...r a both reflectors lay inside a hanger no reflector support needed b using a reflector support with loose screws at the reflector overlap 3 The remaining reflector overlaps require a non slip overlap connection To affix the reflectors together in a non slip overlap either a use reflector support and tight screws b if both reflectors lay inside a hanger u clips or sheet metal screws may be used Th...

Page 19: ...EST ROBERTS GORDON PRODUCTS ARE TO BE 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 Burner Installation Lock Washer Gasket Burner Bolt Torque 120 in lb 13 56 Nm S Hook Burner Tube Description Part Number Bolt 94273914 Burner 030XXXXX Lock Washer 96411600 Gasket 02568200 ...

Page 20: ...TER ACCESSORIES CTH2 Series U Tube Assembly Overview U Tube 18 457 mm Center to Center U Clips Reflector End Caps Tight U Bolt 4 10 cm U Bolt secured to Burner Tube with 1 4 6 mm Lockwashers and 1 4 20 Hex Nuts Loose U Bolt 4 10 cm U Bolt secured to Bracket with 1 4 6 mm Lockwashers and 1 4 20 Hex Nuts on top and bottom to allow for tube expansion and contraction 1 2 1 2 1 2 U Tube Full 45 1 2 Bur...

Page 21: ...lector width not shown b 2 5 cm end cap to burner c 2 5 cm end cap to hanger d 7 6 229 cm distance first hanger e 10 305 cm distance between hangers f 5 153 cm distance between last full tube hanger and half tube hanger g 17 5 44 cm burner length h 9 5 24 cm burner height Requires the last reflector before the U Tube to be cut in half for use on both sides Requires the last tube before the U Tube ...

Page 22: ...EQUEST ROBERTS GORDON PRODUCTS ARE TO BE 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 CTH2 Series U Tube Layout Overviews Continued c b d e e f CTH2 175 g h 70 Tube Length c b d e e CTH2 150 CTH2 175 g h 60 Tube Length c b d e f CTH2 125 CTH2 150 g h 50 Tube Length ...

Page 23: ...D REGULATIONS AND ONLY BY A CONTRACTOR QUALIFIED IN THE INSTALLATION AND SERVICE OF GAS FIRED HEATING EQUIPMENT Elbow Package Configuration Elbow Installation Elbow Installation Reflector Joint Installation Tube 90 Elbow Coupling Description Part Number Elbow Package 02718702 90 Elbow 01335801 Coupling 01312700 Reflector End Cap 02750800 Reflector Joint Piece 02750900 U Clip Package 91107720 Tube ...

Page 24: ...RE TO BE 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 Reflector Joint Installation Reflector Joint Detail Reflector Joint Detail Cut away contour with tin snips Punch Drill six 3 32 2 mm holes Install Reflector End Cap Attach Reflector Joint with six 8 sheet metal screws Reflecto...

Page 25: ...RVICE OF GAS FIRED HEATING EQUIPMENT REFLECTOR SIDE EXTENSION Bracket Installation Side Reflector Installation Reflector Side Extension Bracket 2 per reflector Use additional supports in high air movement applications Tube and Reflector Hanger Reflector Tube Reflector Support Description Part Number Reflector Side Extension Package 02712700 Reflector Side Extension 01368000 Retainer Clips 02751200...

Page 26: ...TING EQUIPMENT LOWER CLEARANCE SHIELD INSTALLATION Shield Support Strap Assembly TWO FOOT DECORATIVE GRILLE INSTALLATION Grille Installation 12 300 mm Reflector Lower Clearance Shield 17 1 434 mm Washers Screws Locknuts Align pilot holes Description Part Number Lower Clearance Shield Package 01397501 Shield Support Strap 01397500 Lower Clearance Shield 02793000 Locknut 8 92311400 Flat Washer 8 953...

Page 27: ... Side Extension Installation Shield Description Part Number Deco Grille Shield 01365900 NOTE If the Decorative Grille system is to be installed in an area with considerable air movement it is recommended that one 8 x 3 8 3 9 x 9 5mm sheet metal screw be installed per reflector extension to prevent it from blowing over A Reflector Side Extension Cut Relief Notches for Tube and Reflector Hangers Ins...

Page 28: ...ille Joint Piece and Reinforcement 8 Sheet Metal Screws Cut relief notches for supports and hangers Decorative Grille Bracket 2 Minimum Bracket Overlap Description Part Number Bracket 01363003 In order to maintain reflector shape do not fasten brackets together Do not fasten bracket to adjoining reflectors Maintain same slipjoint position as reflectors Spread apart brackets and install Decorative ...

Page 29: ...Y A CONTRACTOR QUALIFIED IN THE INSTALLATION AND SERVICE OF GAS FIRED HEATING EQUIPMENT End Piece and Reflector End Cap 90 Elbow Fasten end piece to brackets using two 8 sheet metal screws and replace reflector end cap Insert end piece between grille and brackets End Piece Reflector End Cap Description Part Number End Piece 01365901 Insert End Piece between grille and brackets Joint Piece Cut gril...

Page 30: ...WS CODES AND REGULATIONS AND ONLY BY A CONTRACTOR QUALIFIED IN THE INSTALLATION AND SERVICE OF GAS FIRED HEATING EQUIPMENT PROTECTIVE GRILLE INSTALLATION Silicone Cap Installation Grille End Cap Installation Grille Installation Silicone Cap Grille Finger Description Part Number Grille Section 08050001 Grille End Cap 08050002 Silicone Cap 91915951 6P Bend up 90 Pull outward Grille Grille End Cap A ...

Page 31: ...on 4 10 cm Pipe 4 Single Wall Pipe Vent Adapter Vent Terminal Combustible or Non Combustible Wall Vent Adapter 18 Min Vent Terminal 4 Single Wall Pipe Non Combustible Wall Only Description Part Number Vent Terminal Comb Wall 90502100 Vent Terminal Non Comb Wall 02537801 XX Wall Thimble 90505600 4 10 cm Single Wall Pipe 4 10 cm Type B vent cap Roof Roof Flashing Approved Thimble if applicable 18 46...

Page 32: ...AND ONLY BY A CONTRACTOR QUALIFIED IN THE INSTALLATION AND SERVICE OF GAS FIRED HEATING EQUIPMENT Common Sidewall Venting 4 Single Wall Pipe Outside Wall Vent Adapter Sweeping T Connection Sweeping Y Connection Outside Wall 6 Single Wall Pipe Vent Terminal Tjernlund VH1 6 or Equivalent Outside Wall 4 Single Wall Pipe 4 Single Wall Pipe 6 Single Wall Pipe Vent Adapter Vent Terminal Tjernlund VH1 6 ...

Page 33: ...ON AND SERVICE OF GAS FIRED HEATING EQUIPMENT Common Vertical Venting Roof 18 46 cm Min Type B vent cap 7 or 8 may be used These are not available from Roberts Gordon Roof Flashing Approved Thimble if applicable Type B vent pipe 4 10 cm Single Wall Pipe Vent Adapter 4 10 cm Single Wall Pipe Vent Adapter D Area must equal sum of open area of individual vents D Single Wall Pipe The last section of v...

Page 34: ... QUALIFIED IN THE INSTALLATION AND SERVICE OF GAS FIRED HEATING EQUIPMENT OUTSIDE COMBUSTION AIR SUPPLY Vertical Outside Air Supply for Single Heater Installation Horizontal Outside Air Supply for Single Heater Installation Band Clamp recommended Flex Hose recommended Vent Cap Roof 4 10 cm Single Wall Pipe Burner 18 46 cm Min Description Part Number Vent Cap 4 10 cm 90502300 Description Part Numbe...

Page 35: ...UIPMENT Vertical Outside Air Supply for Double Heater Installation Horizontal Outside Air Supply for Double Heater Installation Sweeping T Connection Outside Wall 6 15 cm Single Wall Pipe Vent Cap Outside Wall 4 10 cm Single Wall Pipe Band Clamp recommended Burner Burner Flex Hose recommended Flex Hose recommended Description Part Number Vent Cap 6 15 cm 90502302 Sweeping Y Connection Vent Cap Out...

Page 36: ...TING EQUIPMENT GAS PIPING Gas Connection with Stainless Steel Flex Connector Stainless Steel Flex Gas Connector Shut Off Valve included with connector 12 30 cm Horizontal 45 Rear View Shut Off Valve must be parallel to burner gas inlet The 2 5 cm displacement shown is for the cold condition This displacement may reduce when the system is fired 2 5 cm Hold gas nipple securely with pipe wrench when ...

Page 37: ...D ONLY BY A CONTRACTOR QUALIFIED IN THE INSTALLATION AND SERVICE OF GAS FIRED HEATING EQUIPMENT WIRING Line Voltage Thermostat 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...

Page 38: ... 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 Gnd 120V 60Hz Supply Circuit H N Gnd L1 L2 Low voltage terminal detail Low voltage thermostat T N H Gnd N H Gnd L1 L2 Gnd 120V 60Hz supply circuit Low Voltage Thermostat R C W G Y 1 2 3 4 5 6 COIL CO...

Page 39: ...S FIRED HEATING EQUIPMENT CTH2 Series Internal Wiring CTH2 Series Ladder Diagram COM N O COM BLACK GREEN WHITE BLACK ORANGE WHITE WHITE GREY WHITE WHITE YELLOW YELLOW N O GREEN BLACK BLUE PURPLE BLACK BLACK SENSOR DOOR SWITCH TO THERMOSTAT FLAME BUSHING TERMINAL 3 4 TRANSFORMER 1 5 IGNITER VALVE SMART PRESSURE SWITCH MOTOR BLOWER L2 L1 Gnd 120V 60Hz supply circuit L 2 L 1 WHITE BLACK WHITE WHITE B...

Page 40: ...E TO BE 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 Electrical Connection to the Burner BX or Romex Connector Junction Box Electrical Cord or Flexible Conduit Burner Connect wires together with suitable approved wire connectors Green to Ground White to L2 Black to L1 L1 L2 Groun...

Page 41: ...D 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 INTERNAL BURNER DIAGRAM Motor and Blower Assembly Blower Inlet Gasket Air Adapter Collar Pressure Switch Burner Cup Assembly Mica Window Assembly Hot Surface Igniter SmartValve II R Thermostat Connection Transformer Tube Gasket Flame Sensor Ju...

Page 42: ...ualified in the installation and service of gas fired heating equipment You cannot prove original purchase date and required annual maintenance history The data plate and or serial number are removed defaced modified or altered in any way The ownership of the ROBERTS GORDON VANTAGE II is moved or transferred This warranty is nontransferable Roberts Gordon is not permitted to inspect the damaged co...

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