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INFRARED VENT-FREE NATURAL GAS HEATER
OWNER'S OPERATION AND INSTALLATION MANUAL
VN1800TB
VN3000TB
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
qualified installer, service agency, or the gas
supplier.
This appliance may be installed in an aftermarket*, permanently located, manufac-
tured (mobile) home, where not prohibited by local codes.
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.
* Aftermarket: Completion of sale, not for purpose of resale, from the manufacturer
Save this manual for future reference.
®
WARNING: Improper installa-
tion, adjustment, alteration,
service, or maintenance can
cause injury or property dam-
age. Refer to this manual for
correct installation and op-
erational procedures. For as-
sistance or additional infor-
mation consult a qualified in-
staller, service agency, or the
gas supplier.
WARNING: This is an unvented
gas-fired heater. It uses air (oxy-
gen) from the room in which it is
installed. Provisions for ad-
equate combustion and ventila-
tion air must be provided. Refer
to Air for Combustion and Ven-
tilation on page 4 of this manual.
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Table of Contents
Related Manuals for Vanguard VN1800TB
Summary of Contents for Vanguard VN1800TB
- Page 1 INFRARED VENT-FREE NATURAL GAS HEATER OWNER’S OPERATION AND INSTALLATION MANUAL VN1800TB VN3000TB 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.
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Page 2: Safety Information
INFRARED NATURAL GAS HEATER SAFETY INFORMATION WARNINGS IMPORTANT: Read this owner’s manual carefully and completely before trying to assemble, oper- ate, or service this heater. Im- proper use of this heater 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 Natural Gas Heater (Model VN3000TB Shown) LOCAL CODES Install and use heater with care. Follow all local codes. In the absence of local codes, use the latest edition of National Fuel Gas Code ANS Z223.1, also known as NFPA 54*. -
Page 4: Air For Combustion And Ventilation
INFRARED NATURAL GAS HEATER AIR FOR COMBUSTION AND VENTILATION WARNING: This heater shall not be installed in a confined space or unusually tight construction unless provisions are provided for adequate combustion and ven- tilation air. Read the following in- structions to insure proper fresh air for this and other fuel-burning appliances in your home. -
Page 5: Determining Fresh-Air Flow For Heater Location
AIR FOR COMBUSTION AND VENTILATION Continued DETERMINING FRESH-AIR FLOW FOR HEATER LOCATION Determining if You Have a Confined or Unconfined Space Use this worksheet to determine if you have a confined or unconfined space. Includes the room in which you will install heater plus any adjoining rooms with doorless passageways or ventilation grills between Space: the rooms. -
Page 6: Ventilation Air
INFRARED NATURAL GAS HEATER 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"... -
Page 7: Check Gas Type
INSTALLATION NOTICE: This heater is intended for use as supplemental heat. Use this heater along with your pri- mary heating system. Do not in- stall this heater as your primary heat source. If you have a central heating system, you may run system’s circulating blower while using heater . - Page 8 18 3/4" Screws Through Last Min. Hole On Each End Floor Model VN3000TB 9 1/4" 16" Min. Only Insert Mounting 18 3/4" Screws Through Last Min. Hole On Each End Floor Model VN1800TB Figure 7 - Mounting Bracket Clearances 104820...
- Page 9 INSTALLATION Continued Attaching Mounting Bracket To Wall Note: Wall anchors, mounting screws, and spacers are in hardware package. The hard- ware package is provided with heater. Attaching To Wall Stud Method For attaching mounting bracket to wall studs 1. Drill holes at marked locations using 9/64"...
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Page 10: Connecting To Gas Supply
If pipe is too small, undue loss of pres- sure will occur. Typical Inlet Pipe Diameters VN1800TB 3/8" or greater VN3000TB 1/2" or greater Installation must include an equipment shutoff valve, union, and plugged 1/8" NPT tap. -
Page 11: Checking Gas Connections
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 12: Lighting Instructions
Figure 15 - Control Knob In The OFF Position Ignitor Electrode Thermocouple Pilot Burner Figure 16 - Pilot Control Knob VN1800TB Figure 17 - Burner Patterns TO TURN OFF GAS TO APPLIANCE Shutting Off Heater Turn control knob clockwise to the OFF position. -
Page 13: Inspecting Burner
OPERATING HEATER Continued MANUAL LIGHTING PROCEDURE 1. Follow steps 1 through 5 under Light- ing Instructions on page 12. 2. With control knob pressed in, strike match. Hold match to pilot until pi- lot lights. 3. Keep control knob pressed in for 30 seconds after lighting pilot. -
Page 14: Troubleshooting
INFRARED NATURAL GAS HEATER TROUBLESHOOTING Note: For additional help, visit DESA International’s technical service web site at www.desatech.com. Note: All troubleshooting items are listed in order of operation. OBSERVED PROBLEM When ignitor button is pressed in, there is no spark at ODS/pilot ODS/pilot lights but flame goes out when control knob is released ®... - Page 15 TROUBLESHOOTING Continued OBSERVED PROBLEM When ignitor button is pressed in, there is a spark at ODS/pilot but no ignition Burner(s) does not light after ODS/pilot is lit Delayed ignition of burner(s) Burner backfiring during combustion Burner plaque(s) does not glow Slight smoke or odor during initial operation Heater produces a clicking/ticking noise just after burner is lit or shut off...
- Page 16 INFRARED NATURAL GAS HEATER 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. Follow the gas supplier’s instructions.
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Page 17: Specifications
SPECIFICATIONS VN1800TB 18,000 Type Gas Natural Only Ignition Piezo Pressure Regulator Setting 6" W.C. Inlet Gas Pressure* (in. of water) Maximum 10.5" Minimum 7" Dimensions, Inches (H x W x D) Heater 23.5 x 18.5 x 8 Carton 25.8 x 21.3 x 10.1... - Page 18 INFRARED NATURAL GAS HEATER ILLUSTRATED PARTS BREAKDOWN VN1800TB 13-11 13-12 ODS/PILOT ® 13-4 13-8 13-5 13-10 13-6 BURNER ASSEMBLY 13-1 13-2 13-6 13-7 13-3 104820 13-9 13-3...
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Page 19: Parts List
PARTS LIST This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 17 of this manual. VN1800TB 104820 PART NUMBER DESCRIPTION 098304-01 Screw, #10 x 3/8" 098742-13 Front Panel... -
Page 20: Illustrated Parts Breakdown
INFRARED NATURAL GAS HEATER ILLUSTRATED PARTS BREAKDOWN VN3000TB 13-11 13-12 ODS/PILOT ® 13-4 13-7 13-2 13-10 13-6 BURNER ASSEMBLY 13-5 13-1 13-4 13-9 13-6 13-3 13-8 13-3 13-5 104820... - Page 21 PARTS LIST This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 17 of this manual. VN3000TB 104820 PART NUMBER DESCRIPTION 098304-01 Screw, #10 x 3/8" 098742-14 Front Panel 098238-07 Grill Guard 101108-01...
- Page 22 ON/OFF switch. Thermostatically-controlled - GA32000T(A,B). Includes three settings: ON/OFF/AUTO. FLOOR MOUNTING STAND Model VN1800TB - GA4000B Model VN3000TB - GA4010B For locating heater on the floor, away from a wall. Complete installation instructions provided with floor mounting stand. 104820...
- Page 23 OWNER’S MANUAL NOTES _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ 104820...
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Page 24: Warranty Information
WARRANTY INFORMATION Model Serial No. Date Purchased Always specify model and serial numbers when communicating with the factory. We reserve the right to amend these specifications at any time without notice. The only warranty applicable is our standard written warranty. We make no other warranty, expressed or implied. VANGUARD VENT-FREE NATURAL GAS HEATERS DESA International warrants this product to be free from defects in materials and components for four (4) years from the date of first purchase, provided that the product has been properly installed, operated and maintained in accordance with all applicable...