background image

WARNING

Installation must be done by a contractor qualified

in the installation and service of gas-fired heating

equipment or your gas supplier.

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.

Installer

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.

Owner

Keep this manual in a safe place in order to provide

your serviceman with necessary information.

WARNING

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. Leave the building.

6. Immediately call your local gas

supplier after leaving the building.

Follow the gas supplier’s

instructions.

7. If you cannot reach your gas

supplier, call the Fire Department.

Fire Hazard

Do not store or use gasoline or other

flammable vapors and liquids in the

vicinity of this or any other appliance.

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.

Roberts-Gordon, LLC

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

www.rg-inc.com

© Copyright 2005 Roberts-Gordon

Quality in Any Language™

CGTH-30
CGTH-40
CGTH-50

P/N 180100NA Rev. G 11/05

®

Gas-Fired, Low-Intensity

Infrared Heaters for

Residential Garages and

Light Industrial/Commercial

Applications

Installation, Operation &

                        Service Manual

Summary of Contents for Caribe CGTH-30

Page 1: ...cal switches 4 DO NOT use any telephone in your building 5 Leave the building 6 Immediately call your local gas supplier after leaving the building Follow the gas supplier s instructions 7 If you cannot reach your gas supplier call the Fire Department Fire Hazard Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance Some objects will catc...

Page 2: ......

Page 3: ... Location for Heater 13 4 5 General Venting Guidelines 14 4 6 Required Safe Distances from Combustibles 15 4 7 Hang the Heater 17 4 8 Remove Shipping Screw from Control Housing Door 17 4 9 Heater Assembly 17 4 10 Typical Installation 18 4 11 Heater Orientation 18 4 12 Horizontal Installation 18 4 13 45 Tilted Installation 19 4 14 Grille Installation for Select Models Only 20 SECTION 5 Venting Inst...

Page 4: ......

Page 5: ...ure 18 Horizontal Installation Top View 24 Figure 19 Elbow Assembly End View 24 Figure 20 Elbow Assembly Cross Section View 24 Figure 21 Elbow Assembly 25 Figure 22 Elbow Assembly for Vent Collar 25 Figure 23 Vent Collar and 5 Vent Attachment 25 Figure 24 Assembly Overview 26 Figure 25 Horizontal Installation Side View Cox Geelen Venting 27 Figure 26 Flue Collar and Adapter 28 Figure 27 Horizontal...

Page 6: ......

Page 7: ... is suitable for your appli cation The required safe distances from combusti bles are also found on Pages 15 and 16 of this manual Installer must be a contractor qualified in the installation and service of gas fired heating equip ment After the installation is complete check product operation as provided in these instructions 1 2 Questions Comments or Suggestions Please direct any questions comme...

Page 8: ... reflector directs the radiant energy downward to the occupied area Balanced Flue means that the burner draws com bustion air from outdoors and exhausts the products of combustion also to the outdoors through a shared opening This is accomplished through two concen tric tubes Radiant refers to the energy radiated by the CGTH Series heater Because the energy is in the form of infrared rays it does ...

Page 9: ... and Care Manual P N 180101NA or GH80101NA and follow all Safety Requirements which include checking your heater monthly Installation Service and Annual Inspection must be done by a contractor qualified in the installation and service of gas fired heating equipment Please call 716 852 4400 USA or 905 945 5403 Canada if you need a manual or have questions Ce thermostat commande votre radiateur Gard...

Page 10: ...ect de ces consignes peut causer dommage au matériel Required Safe Distances from Combustibles Distances de Dégagement par Rapport aux Combustibles Horizontal Mount Montage Horizontal 45 Mount Montage à 45 24 Min 61 cm A A D D E E A A F F Approx 45 F B A C 24 Min 61 cm B Rating Tag Éttiquette de Classement by CGTH Series NOTES 1 Toutes les dimensions sont mesurées à partir du réflecteur 2 Les chif...

Page 11: ... 2 75 57 mm Vent Terminal Extension P N 08037000 Tjernlund Wall Vent P N 08033000 90 Elbow Kit P N 08038000 includes 1 5 125 mm Diameter Elbow P N 90503000 1 3 80 mm Diameter Elbow P N 90503100 1 Coil Spring Spacer P N 90503200 5 1524 mm Balanced Flue Vent P N 08039000 includes 1 5 125 mm Vent Pipe 60 P N 90502800 1 3 80 mm Flue Pipe 66 P N 08035000 ...

Page 12: ...6015 1 Elbow 90 P N 90506001 Roof Venting Kit P N 08032100 includes 1 Burner Vent Adapter P N 90506012 1 Wall Terminal 25 635 mm with wall plate P N 90506011 includes 4 Screws P N 94118106 2 Wall Plates P N 90506013 Wall Venting Kit P N 08032200 includes Concentric Flue 250 mm 10 P N 90506003 Concentric Flue 500 mm 20 P N 90506004 Concentric Flue 1000 mm 39 P N 90506005 Elbow 45 39 P N 90506002 ...

Page 13: ...ren clothing and furniture away from the heater Failure to follow these instructions will result in death injury or property damage WARNING Printed in U S A Imprimé aux Etats Unis This thermostat controls your overhead tube heater Keep burner control compartment and reflector clean Read your CGTH Series Use and Care Manual P N 180101NA or GH80101NA and follow all Safety Requirements which include ...

Page 14: ...ction 3 8 Male NPT Gas Inlet Pressure Natural Gas Minimum Inlet5 0 w c 12 4 mbar Maximum Inlet14 0 w c 34 8 mbar LP Gas Propane Minimum Inlet11 0 w c 37 4 mbar Maximum Inlet14 0 w c 34 8 mbar Manifold Pressure Natural Gas 3 5 w c 8 7 mbar LP Gas Propane 10 5 w c 26 1 mbar VENTING SPECIFICATIONS Vent Flue Length 10 3 m Maximum 2 6 1 m 15 cm Minimum Flue Pipe 3 0 80 mm diameter Vent Pipe 5 0 125 mm ...

Page 15: ...d be carefully supervised when they are in the same room as the heater 2 12 Installer s Responsibility The CGTH Series heater the gas and electrical sup plies as well as the venting must be installed in accordance with applicable specifications and codes Only firms or individuals well qualified in this type of work should install the system Consult local Building Inspectors Fire Marshals or your l...

Page 16: ...t is farthest from the gas supply meter The tap is required for checking system gas pressure 3 2 3 Meter and Service Meter and service must be large enough to handle all the heaters being installed plus any other connected load The gas line which feeds the system must be large enough to supply the required gas with a maximum pressure drop of 1 2 13 mm w c When gas piping is not included in the lay...

Page 17: ...ircraft hangars Installation in aircraft hangars must be in accordance with the following codes United States Refer to Standard for Aircraft Hangars ANSI NFPA 409 latest revision Canada Refer to Standard CSA B149 1 and B149 2 Heaters in aircraft storage or service areas must be installed a minimum of 10 3048 mm above the upper surface of wings or engine enclosures of the highest aircraft which may...

Page 18: ... safe dis tances from combustibles must be maintained from the uppermost point of the combustible materials placed on the hoist 3 5 3 Hazardous Locations Where there is the possibility of exposure to combus tible airborne material or vapor consult the local Fire Marshal the Fire Insurance Carrier or other authori ties for approval of the proposed installation ...

Page 19: ... above the floor For aircraft hangars and public garages the heater must meet the minimum mounting height requirement of 8 2438 mm above the floor The proposed mounting location allows for the required safe distances from combustibles such as vehicles wood gasoline and flammable objects liquids and vapors The proposed location of the heater will not restrict motion of passageway doors or windows T...

Page 20: ...ow with propane 3 The vent terminal mounted outside of the building should not be located above walkways Conden sate produced during operation of the heater could drip onto the walkway forming ice during cold weather 4 Be sure that the venting installation is in accor dance with all applicable local codes and recom mendations of the local gas company 5 DO NOT connect this heater to a separate chim...

Page 21: ...missing It is important to keep the required safe distances from combustibles at all times Clearances from vehi cles parked beneath heaters must be maintained The thermostat tag included with the heater must be posted to identify any possible violation of the clearance distances from the heater in vehicle areas Maximum allowable stacking height in storage areas should be identified with signs or a...

Page 22: ...angars and public garages See Page 11 Sections 3 5 1 and 3 5 2 Flue clearances from combustibles are zero It is not necessary to provide additional clearance on penetrations through the wall or roof Know your model number Model number is found on the rating tag F B A C 24 Min 609 mm B Rating Tag A A D D E E A A F F Approx 45 24 Min 609 mm Required safe distances from combustibles Inches Metric cm ...

Page 23: ...all loose It is not mandatory to remove the washer from the control housing FIGURE 6 Shipping Screw FIGURE 7 Suspension Details 4 9 Heater Assembly Slide rear movable hanger onto reflector as shown in Figure 8 Attach reflector end cap with U Clips as shown in Figure 8 FIGURE 8 Heater Assembly WARNING Suspension Hazard Hang heater with materials with a minimum working load of 75 lbs 33 kg Failure o...

Page 24: ... 11 Sections 3 5 1 and 3 5 2 4 11 Heater Orientation The CGTH Series heater may be installed in any of the three orientations indicated below Select the heater orientation that is best suited for the location that you have chosen for your heater Horizontal Tilted 45 Right Tilted 45 Left NOTE If the heater is going to be vented through the roof be sure to carefully review the roof option installati...

Page 25: ...tilting Two suspension points must be used for the front hanger 2 The uppermost snap hook can now be installed on the suspension hardware that you have installed for suspension of the unit An additional length of chain may also now be installed if required to lower the heater FIGURE 11 45 Tilted Installation Front Fixed Hanger Rear Movable Hanger Snap Hooks Tilted Right Use both suspension points ...

Page 26: ... N 91915951 are to be placed along each side of the grille at both end fingers and the center finger FIGURE 12 Silicone Cap Installation Step 2 Attach grille end cap to final grille section See Figure 13 Step 3 Install grille sections as follows See Figure 14 Attach first grille section s P N 08050001 to under side of reflector as shown The wires of the grille will rest in the channel formed by th...

Page 27: ...ity inlet into any building Vent terminal shall be located at least 1 9 m from any opening through which vent gasses could enter a building Canadian Requirements Vent terminal must not be installed less than 3 9 m from any building opening Vent terminal must be installed at least 3 9 m above grade 5 2 Install Galvanized Collar For all galvanized flue installations the galvanized collar See Figure ...

Page 28: ...ts in the 3 80 mm flue pipe with high temperature silicone seal ant and secure them with three sheetmetal screws IMPORTANT The 3 80 mm flue pipe must extend a minimum of 6 150 mm beyond the exterior surface of wall fresh air intake 6 Assemble or cut the 5 125 mm air supply pipe to run between the vent collar on the rear surface of the burner and the outside surface of the exterior wall Be sure to ...

Page 29: ...tension onto 3 80 mm flue pipe as far as possible secure the vent extension to the flue pipe with three sheetmetal screws FIGURE 17 Bird Screen Installation 5 3 2 Galvanized Horizontal Venting with an Elbow After the heater has been properly suspended in accordance with the preceding headings of this sec tion proceed to install the venting as described below NOTE The 90 elbow kit P N 08038000 will...

Page 30: ...he reference mark made in step 2 measure down vertically 1 4 6 mm per foot measured in step 3 Cut 5 125 mm vent terminal clearance hole at the lower reference 5 Cut the 3 80 mm vent to length as follows Length A 3 diameter A 8 Length B 3 diameter B C D 7 3 4 Always cut a non swaged end 6 Wrap the 1 2 5 cm diameter spring around the outside diameter of the 3 80 mm elbow as shown in Figure 19 FIGURE...

Page 31: ...non crimped end Wrap the 3 80 mm tube with the 5 125 mm vent and snap the vent together Attach the 5 125 mm vent at both ends All joints must be sealed with high tempera ture sealant and sheet metal screws See Figure 23 FIGURE 23 Vent Collar and 5 Vent Attachment 12 Insert vent terminal and repeat step 11 for 5 125 mm from the elbow through the wall Secure the vent terminal to the exterior surface...

Page 32: ...mble the heater components as shown in Figure 24 FIGURE 24 Assembly Overview Burner Vent Adapter P N 90506012 Elbow 90 P N 90506001 Concentric Flue 500 mm 20 P N 90506004 Concentric Flue 254 mm 10 P N 90506003 Wall Terminal 570 mm 22 5 P N 90506011 Storm Collar 690 mm 25 5 P N 90506015 Roof Terminal 1283 mm 50 5 P N 90506008 Concentric Flue 1000 mm 39 P N 90506005 Elbow 45 P N 90506002 ...

Page 33: ... Note this dimension here _________ A The following combinations will result in dimension B from Figure 25 Horizontal Wall Vent Kit P N 08032200 25 690 mm Horizontal Wall Vent Kit P N 08032200 Concentric Flue 10 P N 90506003 35 889 mm Horizontal Wall Vent Kit P N 08032200 Concentric Flue 20 P N 90506004 45 1143 mm Horizontal Wall Vent Kit P N 08032200 Concentric Flue 39 P N 90506005 64 1626 mm Sel...

Page 34: ...r the internal joint of the vent Cut both the 3 80 mm and 5 125 mm vent to this length and de burr the ends Always cut from the non silicone gas ket end E Re assemble the 3 80 mm and 5 125 mm vent with the internal spacer at the sili cone gasket end only FIGURE 27 Horizontal Venting Configurations Table 1 Components F Push vent terminal away from heater Insert the cut vent in between the adapter a...

Page 35: ...storm collar down over lower section of the vertical vent Water can be used as a lubricant Apply silicone sealant on under side of flange Turning back flexible flange makes this simple B Press pipe flashing into contours of roof panel configuration If there is a sharp angle in the panel a blunt tool can be used to press the flashing into place C Lower roof terminal P N 90506008 through the 5 125 m...

Page 36: ... on the burner install the addi tional vent pipe Push the plain end of the vent into the silicone gaskets The connection will fit firmly together If undue force is required to assemble the parts first check the cut length for burrs second apply warm soapy water to the silicone gaskets FIGURE 29 Vent Clamp P N 90506015 Storm Collar Vent Clamp Roof ...

Page 37: ...laced close to heater Keep all flammable objects liquids and vapors the required safe distances away from heater Keep children clothing and furniture away from the heater Failure to follow these instructions will result in death injury or property damage WARNING Printed in U S A Imprimé aux Etats Unis This thermostat controls your overhead tube heater Keep burner control compartment and reflector ...

Page 38: ...stat wires to the THERMOSTAT CONNECTION See Figure 31 on the rear sur face of the burner as follows A Using an appropriate crimping tool install the female terminals included in accessories bag on the two wires from the thermostat B Push the female terminals on the male termi nals The thermostat terminals are not polarity sensitive FIGURE 31 Thermostat Installation Rear View Thermostat Connection ...

Page 39: ... 3 5 kPa Follow these instructions to ensure a safe gas supply system installation 1 Support all gas piping with suitable pipe hanging materials 2 Use wrought iron or wrought steel pipe and mal leable iron fittings The use of copper tube and brass fittings is acceptable when such use is in compliance with local codes All pipe tube and fit tings should be new and free from defects Care fully ream t...

Page 40: ...is begun After three failed attempts the system control mecha nism will lock out for a period of one hour or until the unit is reset Reset is accomplished by remov ing power from the heater for at least five seconds 7 With a three try module when the flame is estab lished and then lost on the first or second trial the gas valve will automatically turn off A purge and trial for ignition will then o...

Page 41: ...SECTION8 OPERATION 35 FIGURE 33 Pressure Testing Outlet Pressure Tap Cover Cap and Regulator Screw ...

Page 42: ...LOWER DOES NOT COME ON Possible Cause Try this Power cord is not plugged in Plug power cord into a grounded three prong outlet Thermostat setting is too low Increase thermostat temperature setting DSI module needs to be reset Unplug heater power cord from the electrical outlet wait for a minimum of five seconds Plug heater cord back into outlet No power at electrical outlet Replace fuse or reset c...

Page 43: ...ark gap to 1 8 3 175 mm BURNER DOES NOT LIGHT Possible Cause Try this Air in the gas line Purge gas lines Improper gas inlet pressure Check gas inlet pressure at the supply line Gas inlet pressure should be as follows Natural Gas 5 0 w c 12 4 mbar minimum 14 0 w c 34 8 mbar maximum LP Gas 11 0 w c 27 4 mbar minimum 14 0 w c 34 8 mbar maximum If gas inlet pressure does not meet inlet pressure requi...

Page 44: ...TION OPERATION AND SERVICE MANUAL 38 FIGURE 34 Manometer Reading 0 1 2 3 4 5 6 1 2 3 4 5 6 0 1 2 3 4 5 6 1 2 3 4 5 6 Regulator Adjustment Test Port Connection Natural Gas Propane Gas 3 5 89 mm 10 5 267 mm Manometer ...

Page 45: ...DSI module Replace DSI module Cracked ceramic at the Replace electrode sensing electrode Recirculation of Check that the 3 80 mm inner vent pipe is completely sealed exhaust gases BURNER CYCLES ON AND OFF TOO QUICKLY Possible Cause Try this Anticipator setting on Adjust the anticipator setting to 0 6 See Page 20 Figure 12 the thermostat is too low 18 2 25 3 4 5 7 9 ...

Page 46: ... Possible Cause Try this Motor Vibration Ensure that the shipping screw has been removed from the control housing door See Page 17 Section 4 8 Protective Grille metal fingers Isolate the grille finger that is making the noise and cap it with a silicone touch reflector cap See Page 20 Figure 12 ...

Page 47: ...pect the igniter Replace igniter if there is excessive carbon residue erosion of electrodes or other defects 5 Check to see that the burner observation window is clean and free of cracks or holes Clean or replace as required 6 Check the flue pipe for soot or dirt After cleaning as necessary re attach the flue pipe to the heater 7 Keep surfaces of burner control compartment and reflector clean by w...

Page 48: ...azard Label all wires prior to disconnection when servicing controls Wiring errors can cause improper and dangerous operation Verify proper operation after servicing Failure to follow these instructions will result in death injury or property damage Transformer Power Supply Green White Pressure Switch Black Blue Gas Valve Flame Sense Electrode Blower Brown Yellow Blue Black Black Black Black Black...

Page 49: ...RE 36 Ladder Diagram L1 L2 Transformer 120V 24VYellow Red Brown Red Black Blower Black Black DSI Module Black Spark Sensor Black Green Blue Blue Yellow Yellow Gas Valve White Black Thermostat 1 2 3 4 5 6 7 8 9 10 11 12 13 Power Supply 120V Pressure Switch ...

Page 50: ... Gordon voids warranty Failure to follow these instructions can result in property damage This section contains the part numbers and pictorials for components of the CGTH Series heater Callout letters on the illustrations refer directly to the associated parts list 12 1 Illustrated Parts List for Burner FIGURE 37 Illustrated Parts List D E F G H I J M O N A B C K L ...

Page 51: ...mbly 1 1 1 E 08018000 Adapter Orifice Holder 1 1 1 F 90710201 Motor Blower 1 1 1 G 90434005 Ignition Module 1 1 1 H 90436900K Transformer 1 1 1 I 90439806K Pressure Switch 1 90439804K Pressure Switch 1 90439802K Pressure Switch 1 J 90034500 Gas Valve Natural Gas 1 1 1 90034600 Gas Valve LP Gas 1 1 1 K 91201618 Pipe Nipple 1 1 1 L 91911701 Flue Collar 5 125 mm 1 1 1 M 08115100 Door Gasket 1 1 1 N 9...

Page 52: ...914 Bolt Rolok Hex HD 5 16 18 x 7 8 4 4 4 C 96411600 Lockwasher 5 16 Helical Spring 4 4 4 D 08061000 Support Plate 1 1 1 E 08070000 Burner Tube Gasket 1 1 1 F Screw 8 x 3 8 10 mm 4 4 4 G 08090000 Reflector 80 2032 mm 1 08090001 Reflector 120 3048 mm 1 1 H 02750800 End Cap 1 1 1 I 91107720 U Clips 4 4 4 J 08080000 Rear Reflector Hanger Moveable 1 1 1 K 08061000 Support Plate 1 1 08062000 Support U ...

Page 53: ...enance history The data plate and or serial number are removed defaced modified or altered in any way The ownership of the ROBERTS GORDON CARIBE is moved or transferred This warranty is nontransferable Roberts Gordon is not permitted to inspect the damaged controller and or component parts READ YOUR INSTALLATION OPERATION AND SERVICE MANUAL If you have questions about your controller contact your ...

Page 54: ......

Page 55: ...and service of ROBERTS GORDON products must be performed by a contractor qualified in the installation and service of gas fired heating equipment and conform to all requirements set forth in the ROBERTS GORDON manuals and all applicable governmental authorities pertaining to the installation service and operation of the equipment To help facilitate optimum performance and safety Roberts Gordon rec...

Page 56: ......

Page 57: ......

Page 58: ......

Reviews: