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VENT-FREE PROPANE AND NATURAL
GAS GREENHOUSE CO2 GENERATOR
OWNER'S OPERATION AND INSTALLATION MANUAL
®
WARNING: If the information in this manual is not followed
exactly, a fire or explosion may result causing property
damage, personal injury, or loss of life.
— Do not store or use gasoline or other flammable vapors
and liquids in the vicinity of this or any other appliance.
— WHAT TO DO IF YOU SMELL GAS
• Do not try to light any appliance.
• Do not touch any electrical switch; do not use any
phone in your building.
• Immediately call your gas supplier from a neighbor's
phone. Follow the gas supplier's instructions.
• If you cannot reach your gas supplier, call the fire
department.
— Installation and service must be performed by a quali-
fied installer, service agency, or the gas supplier.
WARNING: This appliance must not be washed. Use of a pressure washer, water or liquid cleaning
solution on this appliance can cause severe personal injury or property damage due to water and/or
cleaning solution:
• In electrical components, connections and wires causing electrical shock or component failure.
• On gas control components causing corrosion which can result in gas leaks and fire or explosion
from the leak.
Appliance must be cleaned without being subjected to liquid spray or excessive wetting.
This appliance is only for use with the type of gas indicated on the rating plate.
This appliance is not convertible for use with other gases.
This appliance is not for residential use.
DESA International • 2701 Industrial Drive • P.O. Box 90004 • Bowling Green, KY • 42102-9004
BLUE FLAME
RN30E-CAN - Natural Gas
RP30E-CAN - Propane/LP Gas
Save this manual for future reference.
WARNING: Improper installation, adjust-
ment, alteration, service, or maintenance
can cause injury or property damage.
Refer to this manual for correct installa-
tion and operational procedures. For
assistance or additional information
consult a qualified installer, service
agency, or the gas supplier.
WARNING: This is an unvented gas-
fired appliance. It uses air (oxygen) from
the space in which it is installed. Provi-
sions for adequate combustion and ven-
tilation air must be provided. Refer to
Air for Combustion and Ventilation sec-
tion on page 3 of this manual.
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Table of Contents
Summary of Contents for Desa RN30E-CAN
- Page 1 This appliance is only for use with the type of gas indicated on the rating plate. This appliance is not convertible for use with other gases. This appliance is not for residential use. DESA International • 2701 Industrial Drive • P.O. Box 90004 • Bowling Green, KY • 42102-9004 BLUE FLAME RN30E-CAN - Natural Gas RP30E-CAN - Propane/LP Gas Save this manual for future reference.
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Page 2: Safety Information
BLUE-FLAME VENT-FREE PROPANE/LP AND NATURAL GAS GREENHOUSE CO2 GENERATOR SAFETY INFORMATION WARNINGS WARNING ICON G 001 IMPORTANT: Read this Owner’s Manual carefully and completely before trying to assemble, operate, or service this appliance. Improper use of this appliance can cause serious injury or death from burns, fire, explosion, electrical shock, and carbon monoxide poisoning. -
Page 3: Product Identification
PRODUCT IDENTIFICATION Front Panel Figure 1 - Vent-Free Propane/LP or Natural Gas Appliance LOCAL CODES Install and use appliance with care. Follow all local codes. In the absence of local codes, use the latest edition of National Fuel Gas Code ANSI Z223.1, also known as NFPA 54* and Canadian Gas Code B-149.1 and 2-M95, Section 6.3 gas installation code. - Page 4 BLUE-FLAME VENT-FREE PROPANE/LP AND NATURAL GAS GREENHOUSE CO2 GENERATOR AIR FOR COMBUSTION AND VENTILATION Continued DETERMINING FRESH-AIR FLOW FOR APPLIANCE LOCATION Determining if You Have a Confined or Unconfined Space Use this worksheet to determine if you have a confined or unconfined space. Space: Includes the room in which you will install appliance plus any adjoining rooms with doorless passageways or ventilation grills between the rooms.
- Page 5 AIR FOR COMBUSTION AND VENTILATION Continued VENTILATION AIR Ventilation Air From Inside Building This fresh air would come from an adjoining unconfined space. When ventilating to an adjoining unconfined space, you must pro- vide two permanent openings: one within 12" of the ceiling and one within 12" of the floor on the wall connecting the two spaces (see options 1 and 2, Figure 2).
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Page 6: Installation
BLUE-FLAME VENT-FREE PROPANE/LP AND NATURAL GAS GREENHOUSE CO2 GENERATOR INSTALLATION NOTICE: The intended use of this appliance is the generation of car- bon dioxide inside greenhouses for plant production. NOTICE: A qualified service per- son must install appliance. Fol- low all local codes. CHECK GAS TYPE Only use gas type specified on rating plate. - Page 7 INSTALLATION Continued Marking Screw Locations 1. Tape mounting bracket to wall where appliance will be located. Make sure mounting bracket is level. WARNING: Maintain minimum clearances shown in Figure 7. If you can, provide greater clear- ances from floor and joining wall. 2.
- Page 8 BLUE-FLAME VENT-FREE PROPANE/LP AND NATURAL GAS GREENHOUSE CO2 GENERATOR INSTALLATION Continued CONNECTING TO GAS SUPPLY NOTICE: A qualified service per- son must connect CO2 generator to gas supply. Follow all local codes. CAUTION: (Propane/LP Only) Never connect appliance directly to the propane/LP supply. This appliance requires an external regulator (not supplied).
- Page 9 INSTALLATION Continued CHECKING GAS CONNECTIONS WARNING: Test all gas pip- ing and connections for leaks after installing or servicing. Cor- rect all leaks at once. WARNING: Never use an open flame to check for a leak. Apply a mixture of liquid soap and water to all joints.
- Page 10 BLUE-FLAME VENT-FREE PROPANE/LP AND NATURAL GAS GREENHOUSE CO2 GENERATOR OPERATING CO2 GENERATOR FOR YOUR SAFETY READ BEFORE LIGHTING WARNING: If you do not fol- low these instructions exactly, a fire or explosion may result caus- ing property damage, personal injury or loss of life. A.
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Page 11: Inspecting Burner
INSPECTING BURNER Check pilot flame pattern and burner flame pattern often. PILOT FLAME PATTERN Figure 18 shows a correct pilot flame pat- tern. Figure 19 shows an incorrect pilot flame pattern. The incorrect pilot flame is not touching the thermocouple. This will cause the thermocouple to cool. -
Page 12: Troubleshooting
BLUE-FLAME VENT-FREE PROPANE/LP AND NATURAL GAS GREENHOUSE CO2 GENERATOR TROUBLESHOOTING Note: All troubleshooting items are listed in order of operation. OBSERVED PROBLEM When ignitor button is pressed, there is no spark at ODS/pilot When ignitor button is pressed, there is spark at ODS/pilot but no ignition ODS/pilot lights but flame goes out when control knob is released... - Page 13 TROUBLESHOOTING Continued OBSERVED PROBLEM Delayed ignition of burner Burner backfiring during combustion Yellow flame during burner combustion Slight smoke or odor during initial operation Appliance produces a whistling noise when burner is lit 105056 OWNER’S MANUAL POSSIBLE CAUSE 1. Manifold pressure is too low 2.
- Page 14 BLUE-FLAME VENT-FREE PROPANE/LP AND NATURAL GAS GREENHOUSE CO2 GENERATOR TROUBLESHOOTING Continued WARNING: If you smell gas WARNING ICON G 001 • Shut off gas supply. • Do not try to light any appliance. • Do not touch any electrical switch; do not use any phone in your building.
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Page 15: Specifications
Shipping TECHNICAL SERVICE You may have further questions about in- stallation, operation, or troubleshooting. If so, contact DESA International’s Technical Service Department at 1-800-323-5190. SERVICE HINTS When Gas Pressure Is Too Low • pilot will not stay lit • burner will have delayed ignition •... -
Page 16: Illustrated Parts Breakdown
BLUE-FLAME VENT-FREE PROPANE/LP AND NATURAL GAS GREENHOUSE CO2 GENERATOR ILLUSTRATED PARTS BREAKDOWN RP30E-CAN RN30E-CAN 10-1 10-2 ODS/PILOT 105056... -
Page 17: Parts List
PARTS LIST This list contains replaceable parts used in your appliance. When ordering parts, follow the instructions listed under Replacement Parts on page 17 of this manual. RP30E-CAN RN30E-CAN 105056 PART NUMBER DESCRIPTION 098304-01 Screw, #10 x 3/8" 098345-01AC Front Panel... -
Page 18: Warranty Information
BLUE FLAME VENT-FREE CO2 GENERATOR DESA Industries warrants this product to be free from defects in materials and components for two (2) years from the date of first purchase, provided that the product has been properly installed, operated and maintained in accordance with all applicable instructions.