Manuals / Roberts Gorden / Household Appliance / Gas Heater

Roberts Gorden CGTH-50 BEFORE YOU BEGIN 1.1 Read This Manual, Questions, Comments or Suggestions

Models: CGTH-40 CGTH-50 CGTH-30

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SECTION 1: BEFORE YOU BEGIN

SECTION 1: BEFORE YOU BEGIN 1.1 Read This Manual

Read this manual carefully before installing or servic- ing this equipment. Improper installation, servicing or maintenance can result in death, injury or property damage. Check the required safe distances from combustibles given on the outside of each burner to make sure that the product 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, comments or sugges- tions to:

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

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Roberts Gorden CGTH-50 BEFORE YOU BEGIN 1.1 Read This Manual, Questions, Comments or Suggestions, Roberts-Gordon,LLC

Contents

Residential Garages and Installation, OperationGas-Fired, Low-Intensity Infrared Heaters forPage 2005 TABLE OF CONTENTSPage TABLE OF FIGURES Page 1.2 Questions, Comments or Suggestions SECTION 1 BEFORE YOU BEGIN 1.1 Read This ManualRoberts-Gordon,LLC 2.2 About the Heater 2.3.2 SafetyHeater Assembly Shut-offValve Heater Assemblyavailable as an accessory under kit part numbers Manual Gas2.6 Available Accessories for Galvanized Vent Roof Venting Kit P/N 08032100 includes 2.7Available Accessories for Cox Geelen VentWall Venting Kit P/N 08032200 includes Nipple 3/8” Gas Inlet Connection Inputs and DimensionsHEATER SPECIFICATIONS Electrical VENTING SPECIFICATIONS Vent/FlueResidential applications, such as garages 2.10 Where Can the Heater Be Installed?2.11Where Cant the Heater Be Installed? 2.12 Installers ResponsibilitySECTION 3 PLANNING 3.1 General 3.2Gas Service Requirements 3.2.1 Gas Type3.2.3 Meter and Service 3.3 Electrical Service RequirementsFIGURE 3 Balanced Flue 3.4Venting Requirements 3.4.1 System Requirements3.4.2 Venting Codes 3.4.3 Balanced Flue Construction3.5.3 Hazardous Locations 4.3 Installation Materials SECTION 4 INSTALLATION4.1 Safety Equipment 4.2 Installation Tools4.5 General Venting Guidelines 4.6 Required Safe Distances from Combustibles 24 Min. 609 mm All dimensions are from the reflectorFIGURE 4 Horizontal Installations FIGURE 5 45 Tilted InstallationsFIGURE 7 Suspension Details 4.9 Heater AssemblyFIGURE 8 Heater Assembly 4.7 Hang the Heater4.12 Horizontal Installation 4.10 Typical InstallationFIGURE 9 Typical Installation X Dimension4.13 45 Tilted Installation FIGURE 10 Horizontal InstallationFIGURE 11 45 Tilted Installation FIGURE 14 Reflector and Grille 4.14 Grille Installation for Select Models OnlyFIGURE 12 Silicone Cap Installation FIGURE 13 Grille End Cap InstallationUnited States Requirements SECTION 5 VENTING INSTALLATION5.2 Install Galvanized Collar 5.1 General Venting Requirements5.3Galvanized Horizontal Venting 5.3.2 Galvanized Horizontal Venting with an Elbow FIGURE 16 Horizontal Installation Side View5.3.1 Bird Screen Installation FIGURE 17 Bird Screen InstallationFIGURE 19 Elbow Assembly End View FIGURE 18 Horizontal Installation Top ViewFIGURE 20 Elbow Assembly Cross Section View FIGURE 22 Elbow Assembly for Vent Collar FIGURE 21 Elbow AssemblyFIGURE 23 Vent Collar and 5 Vent Attachment FIGURE 24 Assembly Overview 5.3.3 Vent Assembly Overview5.4Cox Geelen Horizontal Venting Description FIGURE 27 Horizontal Venting ConfigurationsFIGURE 26 Flue Collar and Adapter Part NumberDescription FIGURE 28 Vertical Venting Configurations5.5Cox Geelen Vertical Venting Part NumberFIGURE 29 Vent Clamp 6.4 Thermostat Placement SECTION 6 ELECTRICAL SERVICE INSTALLATIONHeater Rating 120V, 60 Hz, Single Phase, 1A FIGURE 30 Thermostat InstallationFIGURE 31 Thermostat Installation Rear View FIGURE 32 Gas Supply Lines 8.3 Sequence of Operation 8.4 TestingSECTION 8 OPERATION 8.1 Operating Instructions 8.2 To Turn Off Gas To HeaterCover Cap and Regulator Screw Outlet Pressure Tap FIGURE 33 Pressure TestingSECTION 8 OPERATION IGNITER DOES NOT SPARK BLOWER DOES NOT COME ONPossible Cause Try thisPossible Cause BURNER DOES NOT LIGHTLP Gas Natural GasFIGURE 34 Manometer Reading Possible Cause BURNER CYCLES ON AND OFF TOO QUICKLYPossible Cause Try thisMotor Vibration BURNER MAKES VIBRATING NOISES WHILE RUNNINGPossible Cause Try thisFor best performance, the following maintenance procedures must be performed by a contractor quali- fied in the installation and service of gas-firedheating equipment before each heating season FIGURE 35 Connection Diagram 11.2Ladder Diagram FIGURE 36 Ladder Diagram Page Part Number 12.1.1 Replacement Parts List for BurnerDescription CGTH-50 12.3 Replacement Parts List for Tube & ReflectorCGTH-30 CGTH-40LIMITATIONS ON AUTHORITY OF REPRESENTATIVES WARRANTY IS VOID IFROBERTS-GORDONWILL PAY FOR ROBERTS-GORDONWILL NOT PAY FORPage About the Owner OWNER WARRANTY REGISTRATION CARDAbout the Installer Type of Installation check onePage