Rapid Engineering CGTH-30 Installation & Operation Manual

Gas-fired, low-intensity infrared heaters for light industrial/ commercial applications
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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 safe
distances 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.
© 2012 Rapid Engineering LLC
Rapid
Gas-Fired, Low-Intensity Infrared
Heaters for Light Industrial/
Commercial Applications
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 serviceman with necessary information.
Rapid Engineering LLC
1100 Seven Mile Road, NW
Comstock Park, MI 49321
Telephone: +1.616.784.0500
Fax: +1.616.784.1910
Toll Free: 800.536.3461
www.rapidengineering.com
GH
Service Manual
CGTH-30
CGTH-40
CGTH-50
Installer
Owner
P/N RPGH80100NA Rev. B 02/12

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Summary of Contents for Rapid Engineering CGTH-30

  • Page 1 Rapid Engineering LLC 1100 Seven Mile Road, NW Comstock Park, MI 49321 Telephone: +1.616.784.0500 Fax: +1.616.784.1910 Toll Free: 800.536.3461 www.rapidengineering.com © 2012 Rapid Engineering LLC P/N RPGH80100NA Rev. B 02/12...
  • Page 3: Table Of Contents

    All rights reserved. No part of this work covered by the copyrights herein may be reproduced or copied in any form or by any means - graphic, electronic, or mechanical, including photocopying, recording, taping or information storage and retrieval systems - without the written permission of Rapid Engineering LLC. Printed in the U.S.A.
  • Page 5 TABLE OF FIGURES Figure 1: Bottom and Side Panel Label Placement....3 Figure 2: Control Side and Back Panel Label Placement ..4 Figure 3: Assembly Overview ........... 9 Figure 4: Specifications............10 Figure 5: Balanced Flue............13 Figure 6: Horizontal Installations ..........16 Figure 7: 45°...
  • Page 7: Section 1: Before You Begin

    Service Manual, please contact Rapid Engineer- ing LLC. 1.2 Questions, Comments or Suggestions Please direct any questions, comments or sugges- tions to: Rapid Engineering LLC 1100 Seven Mile Road, NW Comstock Park, MI 49321 Telephone: +1.616.784.0500 Fax: +1.616.784.1910 Toll Free: 800.536.3461 www.rapidengineering.com...
  • Page 8: Section 2: Introduction

    CGTH-Series heater. Product safety signs or labels should be replaced by the product user when they are no longer legible. 2.2 Unpacking the Heater Please contact Rapid Engineering LLC or your 2.2.1 Manpower Requirements RAPID independent distributor to obtain ™...
  • Page 9: Figure 1: Bottom And Side Panel Label Placement

    SECTION 2: I NTRODUCTION FIGURE 1: Bottom and Side Panel Label Placement ™ Logo Label Bottom Panel Clearances to Combustibles Label Side Panel Operating Instruction Label Description Part Number Logo Label 91031102 Operating Instruction Label 91037100 Clearances to Combustibles Label 91037800 3 of 55...
  • Page 10: Figure 2: Control Side And Back Panel Label Placement

    CGTH I NSTALLATION PERATION AND ERVICE ANUAL FIGURE 2: Control Side and Back Panel Label Placement Description Part Number Shock Hazard Label 91037901 Wiring Diagram Label 91037600 Fire Hazard Label 91037900 Cord Shock Hazard Label 91037500 Thermostat Connection Label 91037902 Carbon Monoxide Hazard label 91037300 Proposition 65 Warning Label...
  • Page 11: Section 3: Component Identification

    Protective Grille Kits - Included with select models. Also available as an accessory under kit part numbers. (1) Thermostat Tag P/N 91037802 CGTH-30 Kit (P/N 08051000) includes: (3) Vent Collar Mounting Screws (1) Grille End Cap P/N 08050002 to attach vent collar to heater...
  • Page 12: Carton Contents Of Heaters With Cox Geelen Venting

    Protective Grille Kits - Included with select models. Also available as an accessory under kit part numbers. (1) Thermostat Tag P/N 91037802 CGTH-30 Kit (P/N 08051000) includes: (3) Vent Collar Mounting Screws (1) Grille End Cap P/N 08050002 to attach vent collar to heater...
  • Page 13: Available Accessories For Galvanized Vent

    SECTION 3: C OMPONENT DENTIFICATION 3.3 Available Accessories for Galvanized Vent 5' (1.5 m) Balanced Flue Vent Vent Terminal Extension (P/N 08039000) includes: P/N 08037000 (1) 5" (13 cm) Vent Pipe - 60" (152 cm) P/N 90502800 (1) 3" (8 cm) Flue Pipe - 66" (168 cm) P/N 08035000 5"...
  • Page 14: Available Accessories For Cox Geelen Vent

    CGTH I NSTALLATION PERATION AND ERVICE ANUAL 3.4 Available Accessories for Cox Geelen Vent Wall Venting Kit (P/N 08032200) includes: Roof Venting Kit (P/N 08032100) includes: (1) Elbow 90° P/N 90506001 (1) Burner/Vent Adapter P/N 90506012 (1) Storm Collar P/N 90506015 (1) Burner/Vent Adapter (1) Wall Terminal 25"...
  • Page 15: Component Description

    SECTION 3: C OMPONENT DENTIFICATION 3.5 Component Description FIGURE 3: Assembly Overview Burner - Contains the electrical components (i.e. licensed contractor or gas fitter. blower motor, power transformer, etc.) and gas distri- Wall Termination Plate - Placed on the outside wall bution components (i.e.
  • Page 16: Section 4: Technical Specifications

    68” (173 cm) For 40 & 50 Models Only Heat Input Rate Model (Btu/h) x (1000) Weights Length “A” CGTH-30 85 lbs. (38.5 Kg) 8' 0" (2.4 m) CGTH-40 96 lbs. (43.5 Kg) 11' 6" (3.5 m) CGTH-50 96 lbs. (43.5 Kg) 11' 6"...
  • Page 17: Section 5: Installation Considerations

    SECTION 5: I NSTALLATION ONSIDERATIONS SECTION 5: INSTALLATION CONSIDERATIONS 5.3 Installer's Responsibility WARNING 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. In the absence of local codes, the installation must comply with the National Fuel Gas Code ANSI 7223.1/NFPA-54, Natural Gas and Propane Installa- tion Code, CSA B149.1.
  • Page 18: Section 6: Heater Installation Requirements

    CGTH I NSTALLATION PERATION AND ERVICE ANUAL SECTION 6: HEATER INSTALLATION REQUIREMENTS 6.1 National Standards and Applicable Codes local codes and recommendations of the local gas company. United States: Refer to National Fuel Gas All appliances must be installed in accordance with Code NFPA 54/ANSI Z223.1 - latest revision.
  • Page 19: Venting Requirements

    SECTION 6: H EATER NSTALLATION EQUIREMENTS sion. Wiring must conform to the most current kit available from Rapid Engineering LLC. DO NOT National Electrical Code , local ordinances and any connect this heater to a separate chimney and do not ®...
  • Page 20 CGTH I NSTALLATION PERATION AND ERVICE ANUAL • Heaters in aircraft storage or service areas must be installed a minimum of 10' (3 m) above the upper surface of wings or engine enclosures of the highest aircraft which may be housed in the hangar.
  • Page 21: Section 7: Required Safe Distances From Combustibles15

    Page 36, Section 10.5. Imme- diately contact your RAPID ™ independent distributor or Rapid Engineering LLC if the tag is missing. See Page 19, Figure 8 for allowable vent terminal locations. Fire Hazard It is important to keep the minimum required safe dis- Keep all flammable objects, liquids and tances from combustibles at all times.
  • Page 22: Figure 6: Horizontal Installations

    24" Min. (60 cm) Required safe distances from combustibles* Inches Metric (cm) Model CGTH-30 CGTH-40 CGTH-50 *All dimensions are from the reflector. NOTE: All dimensions indicate the minimum required safe distances from combustibles. Dimensions "C" and "E" DO NOT indicate the required mounting height. The minimum mounting height is 7' (2.1 m), except for aircraft hangars and public garages.
  • Page 23: Section 8: Installation

    SECTION 8: I NSTALLATION SECTION 8: INSTALLATION • Tin snips WARNING • Hacksaw • Wire strippers • Staple gun • Level • Pliers • Crimping tool Severe Injury Hazard • Hole saw - 5" (13 cm) Hang heater with materials with a minimum •...
  • Page 24: Choose Location For Heater

    CGTH I NSTALLATION PERATION AND ERVICE ANUAL 8.4 Choose Location for Heater • The proposed location will allow the required utili- ties (i.e.: gas and electric) and venting to be WARNING installed (maximum vent length is 10' (3 m). • Sufficient clearances will exist to allow for easy access to the service door.
  • Page 25: Figure 8: Vent Terminal Locations

    SECTION 8: I NSTALLATION 6. DO NOT connect this heater to a separate chim- connection with three sheet metal screws. ney and DO NOT common vent with any other NOTE: Failure to seal all flue connections 3" (8 fuel burning appliance. cm) will result in erratic heater operation.
  • Page 26 CGTH I NSTALLATION PERATION AND ERVICE ANUAL Clearances to outside corner Clearances to inside 18" (46 cm) 18" (46 cm) corner Clearances to each side of center line 3' (91 cm) within a height 15' (4.5 m) above extended above the meter/regulator assembly meter/regulator assembly...
  • Page 27: Hang The Heater

    SECTION 8: I NSTALLATION 8.6 Hang the Heater screw installed to protect the blower from damage in shipping. Before hanging or operating heater, remove WARNING the shipping screw and paper label from the control housing door, See Page 21, Figure 9. A nylon washer inside the control housing will fall loose.
  • Page 28: Heater Assembly

    CGTH I NSTALLATION PERATION AND ERVICE ANUAL 8.8 Heater Assembly • Slide rear movable hanger onto reflector as shown on Page 22, Figure 11. • Attach reflector end cap with U-Clips as shown on Page 22, Figure 11. FIGURE 11: Heater Assembly Rear Movable Hanger Reflector...
  • Page 29: Typical Installation

    Minimum Mounting Vent Terminal Height - 7' (2.1 m)* X Dimension Model Minimum Maximum CGTH-30 60" (1.5 m) 72" (1.8 m) (*) For minimum mounting height in aircraft CGTH-40 102" (2.5 m) 114" (2.8 m) hangars and public garages, See Page 13 CGTH-50 102"...
  • Page 30: Tilted Installation

    CGTH I NSTALLATION PERATION AND ERVICE ANUAL FIGURE 13: Horizontal Installation Snap Hooks Front Fixed Hanger Rear Movable Hanger 8.12 45° Tilted Installation For tilted installations: 2. The uppermost snap hook can now be installed on the suspension hardware that you have 1.
  • Page 31: Grille Installation (For Select Models Only)

    SECTION 8: I NSTALLATION 8.13 Grille Installation (for Select Models Only) FIGURE 15: Silicone Cap Installation A protective grille is included with select models of the CGTH-Series heater. This grille is supplied in sections and must be installed on the underside of the reflector prior to operation.
  • Page 32: Figure 17: Reflector And Grille

    CGTH I NSTALLATION PERATION AND ERVICE ANUAL FIGURE 17: Reflector and Grille Burner Front Fixed Hanger Reflector First Grille Sections Description Part Number Grille Final Grille Section Grille Section 08050001 End Cap Grille End Cap 08050002 26 of 55...
  • Page 33: Section 9: Venting Installation

    SECTION 9: V ENTING NSTALLATION SECTION 9: VENTING INSTALLATION Canada: Refer to Natural Gas and Propane Installa- tion Code CSA B149.1 - latest revision. WARNING Vent terminal must be installed at a height sufficient to prevent blockage by snow and protect building materials from degradation by flue gases.
  • Page 34: Install Galvanized Collar

    CGTH I NSTALLATION PERATION AND ERVICE ANUAL 9.2 Install Galvanized Collar After the heater has been properly suspended in accordance with the preceding headings of this sec- For all galvanized flue installations, the galvanized tion, proceed to install the venting as described collar is shipped loose in the carton.
  • Page 35: Figure 19: Horizontal Installation Side View

    SECTION 9: V ENTING NSTALLATION face of the burner with high temperature silicone 9. Secure the vent terminal to the exterior surface sealant and secure the connection with three of the wall. sheetmetal screws. NOTE: If the protruding 3" (8 cm) flue pipe is directly 8.
  • Page 36: Figure 21: Horizontal Installation Top View

    CGTH I NSTALLATION PERATION AND ERVICE ANUAL 9.3.2 Galvanized Horizontal Venting with an Elbow FIGURE 21: Horizontal Installation Top View WARNING - Top View - Optional Vent Extension 3" (8 cm) 5" (13 cm) Vent Carbon Monoxide Hazard Terminal Heaters must be exhausted outside. Use materials supplied.
  • Page 37: Figure 22: Elbow Assembly End View

    SECTION 9: V ENTING NSTALLATION FIGURE 22: Elbow Assembly End View FIGURE 24: Elbow Assembly Interlock Loops as shown High Temperature Silicone 1" (2.5 cm) Diameter Spring Spring 3" (8 cm) 3x Self Drill Screws Elbow 10.Completely assemble the 3" (8 cm) vent lengths A, B and elbow and attach to the heater.
  • Page 38: Cox Geelen Horizontal Venting

    CGTH I NSTALLATION PERATION AND ERVICE ANUAL 12.Insert vent terminal and repeat step 11 for 5" (13 A. The following combinations will result in dimension B from Figure 27: cm) from the elbow through the wall. Secure the vent terminal to the exterior surface of the wall. Horizontal Wall Vent Kit (P/N 08032200) = 25"...
  • Page 39: Figure 27: Horizontal Installation Side View Cox Geelen Venting

    SECTION 9: V ENTING NSTALLATION FIGURE 27: Horizontal Installation Side View Cox Geelen Venting P/N 90506012 Flashing Plates Concentric Vent Adapter P/N 90506011 Wall Terminal Heater Side View 3" (8 cm) Flue Pipe 6" (15 cm) min. 5" (13 cm) Air Supply Pipe 2' 6"...
  • Page 40: Cox Geelen Vertical Venting

    CGTH I NSTALLATION PERATION AND ERVICE ANUAL Table 1: Components FIGURE 30: Vertical Venting Configurations Part Number Description VERTICAL 90506003 Concentric Flue 10" (25 cm) 90506004 Concentric Flue 20" (51 cm) Roof Roof Terminal 90506005 Concentric Flue 39" (99 cm) 90506008 90506006 Concentric Flue 79"...
  • Page 41: Figure 31: Vent Clamp

    SECTION 9: V ENTING NSTALLATION C. Always cut the 3" (8 cm) and 5" (13 cm) vent FIGURE 31: Vent Clamp separately to avoid damage. D. Always cut from the non-silicone gasket end and de burr thoroughly. 4. Install a 4-7" EPDM storm collar (P/N 90506015) following the instruction below: A.
  • Page 42: Section 10: Electrical Service Installation

    CGTH I NSTALLATION PERATION AND ERVICE ANUAL SECTION 10: ELECTRICAL SERVICE INSTALLATION 10.2 Grounding The heater must be electrically grounded in accor- DANGER dance with the following codes: United States: refer to National Electrical Code ® NFPA 70 - latest revision Canada: refer to Canadian Electrical Code, CSA C22.1 Part I - latest revision.
  • Page 43: Figure 32: Thermostat Installation

    SECTION 10: E LECTRICAL ERVICE NSTALLATION FIGURE 32: Thermostat Installation FRONT INSIDE FRONT COVER 2. Route thermostat wiring between the thermostat FIGURE 33: Thermostat Installation Rear View and the rear of the heater. Carefully staple the Thermostat wires so as not to damage them and to produce Connection a professional appearing installation.
  • Page 44: Connection Diagram

    CGTH I NSTALLATION PERATION AND ERVICE ANUAL 10.6 Connection Diagram DANGER DANGER Electrical Shock Hazard Electrical Shock Hazard Disconnect electric before service. Plug heater into grounded three-prong ceiling receptacle. Heater must be properly grounded. Do not cut or remove the grounding prong from this plug.
  • Page 45: Figure 34: Internal Wiring Diagram

    SECTION 10: E LECTRICAL ERVICE NSTALLATION FIGURE 34: Internal Wiring Diagram PRESSURE SWITCH BLACK BLUE BLUE BLACK GREEN YELLOW BROWN BLACK THERMOSTAT CONNECTION POWER GREEN SUPPLY YELLOW WHITE VALVE BLACK TRANSFORMER MALE/FEMALE CONNECTOR WHITE BLACK FIGURE 35: Ladder Diagram 39 of 55...
  • Page 46: Section 11: Gas Service Installation

    1/8" NPT tapping is required upstream of the manual gas shut-off valve supplied with the heater. FIGURE 36: Gas Supply Lines Not Supplied by Rapid Engineering Heater Pipe Union NOTE: A plugged 1/8" NPT tapping must be provided upstream of the gas Manual Gas Shut-off Valve supply to the heater.
  • Page 47: Section 12: Operation

    SECTION 12: O PERATION SECTION 12: OPERATION WARNING DANGER Electrical Shock Hazard Explosion Hazard Burn Hazard Cut/Pinch Hazard Turn off gas supply to Allow heater to cool Wear protective gear Disconnect electric heater before service. before service. during installation, before service. operation and service.
  • Page 48: Testing

    CGTH I NSTALLATION PERATION AND ERVICE ANUAL 2. When the motor approaches nominal running Check the gas pressure at the outlet of the gas valve to ensure minimum pressure. See Page 10, Section speed, the pressure switch closes and activates 4, for required gas pressure settings.
  • Page 49: Section 13: Troubleshooting

    SECTION 13: T ROUBLESHOOTING SECTION 13: TROUBLESHOOTING DANGER Electrical Shock Hazard Disconnect electric before service. Replace door before operating. 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 50: General

    CGTH-Series heater. Rapid Engineering LLC and conform to all require- ments set forth in the RAPID manuals and all appli- ™...
  • Page 51 NOTE: Proper inlet gas pressure must be verified before performing outlet pressure testing. Labels Product safety signs or labels should be replaced by the product user when they are no longer legible. Please contact Rapid Engineering LLC or your RAPID ™ independent distributor to obtain replacement signs or labels.
  • Page 52: Figure 38: Manometer Reading

    CGTH I NSTALLATION PERATION AND ERVICE ANUAL FIGURE 38: Manometer Reading 46 of 55...
  • Page 53 SECTION 13: T ROUBLESHOOTING BURNER DOES NOT STAY LIT Possible Cause Try this..Damaged wires between DSI Replace wires as required. module and sensing electrode. Faulty DSI module. Replace DSI module. Cracked ceramic at the Replace electrode. sensing electrode. Recirculation of Check that the 3"...
  • Page 54: Section 14: Maintenance

    Turn off gas and electric supplies before performing supplied by Rapid Engineering LLC and conform to service or maintenance. Allow heater to cool before all requirements set forth in the RAPID ™...
  • Page 55 See Page 11, Section 5.4. Safety Labels Product safety signs or labels should be replaced by the product user when they are no longer legible. Please contact Rapid Engineering LLC or your RAPID independent distributor to obtain replacement signs or labels. Page ™...
  • Page 56: Section 15: Replacement Parts

    CGTH I NSTALLATION PERATION AND ERVICE ANUAL SECTION 15: REPLACEMENT PARTS WARNING DANGER Electrical Shock Hazard Explosion Hazard Carbon Monoxide Hazard Fire Hazard Use only genuine RAPID™ replacement parts per this installation, operation and service manual. Failure to follow these instructions can result in death, electric shock, injury or property damage. 50 of 55...
  • Page 57: Figure 39: Illustrated Parts List

    SECTION 15: R EPLACEMENT ARTS This section contains the part numbers and pictorials for components of the CGTH-Series heater. Call out letters on the illustrations refer directly to the associated parts list. FIGURE 39: Illustrated Parts List 51 of 55...
  • Page 58: Replacement Parts List For Burner

    CGTH I NSTALLATION PERATION AND ERVICE ANUAL 15.1 Replacement Parts List for Burner Item Part Number Description CGTH-30 CGTH-40 CGTH-50 08117000 Burner Cup Assembly 90439300 Flame Sensor 90439101K Igniter, Primary 02553203 Mica Window Assembly 08018000 Adapter, Orifice Holder 90710201-P Motor/Blower...
  • Page 59: Lllustrated Parts List For Tube And Reflector

    15.2 lllustrated Parts List for Tube and Reflector FIGURE 40: Tube and Reflector Front Fixed Hanger (Ref) 15.3 Replacement Parts List for Tube & Reflector Item Part Number Description CGTH-30 CGTH-40 CGTH-50 08020001 Heat Exchanger Assembly (8') (2.5 m) 08021001 Heat Exchanger Assembly (11'6") (3.5 m)
  • Page 60 CGTH I NSTALLATION PERATION AND ERVICE ANUAL 54 of 55...
  • Page 61: Section 16: The Rapid Gh Warranty

    Rapid Engineering LLC Rapid Engineering LLC will require the part in question to 1100 Seven Mile Road, NW be returned to the factory. Rapid Engineering LLC will, at...

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