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UNVENTED (VENT-FREE) BLUE FLAME GAS GARAGE HEATER
SAFETY INFORMATION AND INSTALLATION MANUAL
BG30N, BG30NT, BG30P, BG30PT, FG30N, FG30P, GG30N, GG30P,
GMG30N, GMG30NT, GMG30P, GMG30PT, GN30, GN30T, GP30,
GP30T, RG30N, RG30NT, RG30P, RG30PT
WARNING: If the information in this manual is not fol-
lowed 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.
INSTALLER: Leave this manual with the appliance.
CONSUMER: Retain this manual for future reference.
For more information, visit www.desatech.com
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Related Manuals for Desa BG30N
Summary of Contents for Desa BG30N
- Page 1 UNVENTED (VENT-FREE) BLUE FLAME GAS GARAGE HEATER SAFETY INFORMATION AND INSTALLATION MANUAL BG30N, BG30NT, BG30P, BG30PT, FG30N, FG30P, GG30N, GG30P, GMG30N, GMG30NT, GMG30P, GMG30PT, GN30, GN30T, GP30, GP30T, RG30N, RG30NT, RG30P, RG30PT WARNING: If the information in this manual is not fol- lowed exactly, a fire or explosion may result causing property damage, personal injury or loss of life.
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Page 2: Table Of Contents
TABLE OF CONTENTS Safety Information .......... Troubleshooting ..........18 Local Codes............4 Specifications ............ Product Identification ........... 4 Service Hints ............. Unpacking............4 Technical Service.......... Product Features ..........4 Service Publications .......... Air For Combustion And Ventilation ..... 5 Replacement Parts .......... -
Page 3: Safety Information
SAFETY INFORMATION Keep the appliance area clear Continued and free from combustible ma- Natural and propane/ terials, gasoline and other flam- Natural and Propane/LP Gas: LP gases are fuel gases. Fuel gases are odorless. An mable vapors and liquids. odor-making agent is added to fuel gases. The odor helps you detect a fuel gas leak. -
Page 4: Local Codes
SAFETY INFORMATION PRODUCT Continued IDENTIFICATION 12. Operating heater above elevations of 4,500 Control Knob Heater feet could cause pilot outage. Ignitor Button Cabinet 13. To prevent performance problems, do not use propane/LP fuel tank of less than 100 lbs. capacity. 14. -
Page 5: Air For Combustion And Ventilation
AIR FOR COMBUSTION Unusually Tight Construction The air that leaks around doors and windows AND VENTILATION may provide enough fresh air for combustion and ventilation. However, in buildings of unusually WARNING: This heater shall tight construction, you must provide additional not be installed in a confined fresh air. - Page 6 Compare the maximum Btu/Hr the space can AIR FOR COMBUSTION support with the actual amount of Btu/Hr used. AND VENTILATION _______________Btu/Hr (maximum the space Continued can support) _______________Btu/Hr (actual amount of DETERMINING FRESH-AIR FLOW Btu/Hr used) FOR HEATER LOCATION Example: Determining if You Have a Confined or 51,200 Btu/Hr (maximum the space can support) Unconfined Space...
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Page 7: Installation
AIR FOR COMBUSTION AND VENTILATION Ventilated Outlet Attic Continued Outlet vENTILATION AIR A ir To Attic Ventilation Air From Inside Building This fresh air would come from an adjoining un- confined space. When ventilating to an adjoining Crawl Space unconfined space, you must provide two perma- Inlet nent openings: one within 12"... - Page 8 INSTALLATION CAUTION: This heater cre- Continued ates warm air currents. These INSTALLATION ITEMS currents move heat to wall sur- Before installing heater, make sure you have the faces next to heater. Installing items listed below. heater next to vinyl or cloth wall •...
- Page 9 INSTALLATION Continued THERMOSTAT SENSING BULB (Thermostat Models Only) The thermostat sensing bulb has been placed below the heater. 1. Place clamp on thermostat sensing bulb as shown in Figure 5. Clamp is provided in hardware package. 2. Snap clamp into upper mounting hole as shown in Figure 5.
- Page 10 INSTALLATION Attaching To Wall Anchor Method For attaching mounting bracket to hollow walls Continued (wall areas between studs) or solid walls (concrete 2. Mark screw locations on wall (see Figure 8). or masonry) Note: Only mark last hole on each end of 1.
- Page 11 INSTALLATION CONNECTING TO GAS SUPPLY Continued WARNING: This appliance Installing Bottom Mounting Screws requires a 3/8" NPT (National 1. Locate two bottom mounting holes. These Pipe Thread) inlet connection to holes are near bottom on back panel of heater the pressure regulator. (see Figure 12).
- Page 12 IMPORTANT: Hold the pressure regulator with INSTALLATION wrench when connecting it to gas piping and/or Continued fittings. Do not over tighten pipe connection to regulator. The regulator body could be damaged. CAUTION: Use only new, Pressure black iron or steel pipe. Inter- Regulator Heater nally-tinned copper tubing may...
- Page 13 3. Check all joints from gas meter for natural gas INSTALLATION (see Figure 16) or propane/LP supply tank for Continued propane/LP gas, to equipment shutoff valve (see Figure 17). Apply a noncorrosive leak CAUTION: For propane/LP detection fluid to all joints. Bubbles forming show a leak.
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Page 14: Operating Heater
Turn control knob coun- OPERATING HEATER Thermostat Models: terclockwise to the PILOT position. Press in control knob for five (5) seconds. FOR YOUR SAFETY Press in and turn control READ BEFORE LIGHTING Manual Models: knob counterclockwise to the PILOT position. Keep control knob pressed in for five WARNING: If you do not fol- (5) seconds. -
Page 15: Thermostat Control
OPERATING HEATER THERMOSTAT CONTROL OPERATION Continued The thermostatic control used on these models differs from standard thermostats. Standard ther- WARNING: Always operate mostats simply turn on and off the burner. The manual control heaters at the thermostat used on this heater senses the room locked positions. -
Page 16: Inspecting Heater
INSPECTING HEATER BURNER FLAME PATTERN Check pilot flame pattern and burner flame pat- WARNING: If yellow tipping tern often. occurs, your heater could pro- PILOT FLAME PATTERN duce increased levels of carbon Figure 21 shows a correct pilot flame pattern. monoxide. -
Page 17: Cleaning And Maintenance
1. Shut off the unit, including the pilot. Allow CLEANING AND the unit to cool for at least thirty minutes. MAINTENANCE 2. Inspect burner, pilot for dust and dirt. 3. Blow air across the ports/slots and holes in the WARNING: Turn off heater burner. -
Page 18: Troubleshooting
TROUBLESHOOTING WARNING: Turn off and unplug heater and let cool before servicing. Only a qualified service person should service and repair heater. CAUTION: Never use a wire, needle or similar object to clean ODS/pilot. This can damage ODS/pilot unit. Note: All troubleshooting items are listed in order of operation. OBSERvED PROBLEM POSSIBLE CAUSE REMEDY... - Page 19 TROUBLESHOOTING Continued OBSERvED PROBLEM POSSIBLE CAUSE REMEDY ODS/pilot lights but flame goes 1. Control knob not fully pressed in 1. Press in control knob fully out when control knob is re- 2. Control knob not pressed in 2. After ODS/pilot lights, keep con- leased long enough trol knob pressed in 30 seconds...
- Page 20 TROUBLESHOOTING Continued OBSERvED PROBLEM POSSIBLE CAUSE REMEDY Yellow flame during burner 1. Not enough air 1. Check burner for dirt and combustion debris. If found, clean burner (see Cleaning and Mainte- nance, page 17) 2. Gas regulator defective 2. Replace gas regulator 3.
- Page 21 TROUBLESHOOTING Continued WARNING: If you smell gas • 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. • Immediately call your gas supplier from a neighbor’s phone. Fol- low the gas supplier’s instructions.
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Page 22: Specifications
Heating Products’ Technical Service Department at 1-866-672-6040. When calling please have your model and serial numbers of your heater ready. You can also visit DESA Heating Products’ techni- cal service web site at www.desatech.com. SERVICE PUBLICATIONS You can purchase a service manual from the address listed on the back page of this manual. -
Page 23: Accessories
ACCESSORIES Purchase these heater accessories from your local dealer. If they can not supply these accessories, either contact your nearest Parts Central or call DESA Heating Products at 1-866-672-6040 for referral information. You can also write to the address listed on the back page of this manual. - Page 24 ILLUSTRATED PARTS BREAkDOwN MODELS BG30N, BG30P, FG30N, FG30P, GG30N, GG30P, GMG30N, GMG30P, GN30, GP30, RG30N, RG30P www.desatech.com 114683-01D...
- Page 25 PARTS LIST This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 22 of this manual. NO. PART NO. DESCRIPTION QTY. 0715-04 Piezo Ignitor • • • • • •...
- Page 26 ILLUSTRATED PARTS BREAkDOwN MODELS BG30NT, BG30PT, GMG30NT, GMG30PT, GN30T, GP30T, RG30NT, RG30PT www.desatech.com 114683-01D...
- Page 27 PARTS LIST This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 22 of this manual. NO. PART NO. DESCRIPTION QTY. 0715-04 Piezo Ignitor • • • • • •...
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Page 28: Warranty Information
This warranty is extended only to the original retail purchaser. This warranty covers the cost of part(s) required to restore this heater to proper operating condition and an allowance for labor when provided by a DESA Heating Products Authorized Service Center. Warranty part(s) MUST be obtained through authorized dealers of this product and/or DESA Heating Products who will provide original factory replacement parts.