Desa Vanguard VGN30B Owner'S Operation And Installation Manual Download Page 1 | Manualshive

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Desa Vanguard VGN30B Owner'S Operation And Installation Manual Download Page 1

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Model: VGN30B and VN2000BB

OWNER’S OPERATION AND INSTALLATION MANUAL

VENT-FREE NATURAL GAS HEATER

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.

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Summary of Contents for Vanguard VGN30B

Page 1: ...e 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 I...

Page 2: ... monoxide poisoning WARNING ICON G 001 DANGER Carbon monoxide poisoning may lead to death Carbon Monoxide Poisoning Early signs of carbon monoxide poisoning resemble the flu with headaches dizziness or nausea If you have these signs the heater may not be working properly Get fresh air at once Have heater serviced Some people are more affected by carbon monoxide than others These include pregnant w...

Page 3: ...the heater if not enough fresh air is available See Fresh Air for Combus tion and Ventilation pages 5 through 8 6 Never run heater in small closed room 7 If heater shuts off do not relight until you provide fresh outside air If heater keeps shutting off have it serviced 8 Do not run heater where flammable liquids or vapors are used or stored under dusty conditions 9 Never place any objects on the ...

Page 4: ...18 National Fire Protection Association Inc Batterymarch Park Quincy MA 02269 UNPACKING 1 Remove heater from carton 2 Remove all protective packaging applied to heater for shipment 3 Check heater for any shipping damage If heater is damaged promptly inform dealer where you bought heater PRODUCT FEATURES Safety Device This heater has a pilot with an Oxygen Depletion Sensor Shutoff System ODS The OD...

Page 5: ...n The air that leaks around doors and windows may provide enough fresh air for combustion and ventilation However in buildings of unusually tight construction you must provide additional fresh air Unusually tight construction is defined as construction where a walls and ceilings exposed to the outside atmosphere have a continu ous water vapor retarder with a rating of one perm or less with open in...

Page 6: ...Hr Gas furnace ___________________ BTU Hr Vented gas heater ___________________ BTU Hr Gas fireplace logs ___________________ BTU Hr Other gas appliances ___________________ BTU Hr Total ___________________ BTU Hr Example Gas water heater 40 000 BTU Hr Vent free heater 18 000 BTU Hr Total 58 000 BTU Hr Do not include direct vent gas appliances Direct vent draws combustion air from the outdoors and...

Page 7: ...oor on the wall connecting the two spaces see options 1 and 2 Figure 2 You can also remove door into adjoining room see option 3 Figure 2 WARNING ICON G 001 WARNING Rework worksheet adding the space of the adjoining unconfined space The combined spaces must have enough fresh air to supply all appliances in both spaces Figure 2 Ventilation Air from Inside Building Or Remove Door into Adjoining Room...

Page 8: ...pen to the outdoors These spaces include attics and crawl spaces Follow the National Fuel Gas Code NFPA 54 ANSI Z223 1 Section 5 3 Air for Combustion and Ventilation for required size of ventilation grills or ducts IMPORTANT Do not provide openings for inlet or outlet air into attic if attic has a thermostat controlled power vent Heated air entering the attic will activate the power vent Outlet Ai...

Page 9: ...lation air may cause mildew to form from too much moisture See Fresh Air for Combustion and Ventilation pages 5 through 8 LOCATING HEATER This heater is designed to be mounted on a wall WARNING ICON G 001 WARNING Maintain the minimum clearances shown in Figure 4 page 10 If you can provide greater clearances from floor ceiling and joining wall WARNING ICON G 001 WARNING Never install the heater in ...

Page 10: ...cle will not hit it For convenience and efficiency install heater where there is easy access for operation inspection and service where strong wind gusts from an open door or garage door can not blow directly into heater An optional fan kit is available from your dealer See Accessories page 27 If planning to use fan locate heater near an electrical outlet Figure 4 Mounting Clearances As Viewed Fro...

Page 11: ...ll Only use last hole on each end of mounting bracket to attach bracket to wall These two holes are 16 inches apart from their centers Attach mounting bracket to wall in one of two ways 1 Attaching to wall stud 2 Attaching to wall anchor Attaching to wall stud This method provides the strongest hold Insert mounting screws through mounting bracket and into wall studs Attaching to wall anchor This m...

Page 12: ...ounting Bracket To Wall Note Wall anchors mounting screws and spacers are in hardware package The hardware 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 drill bit 2 Place mounting bracket onto wall Line up last hole on each end of bracket with holes drilled in wall 3 Insert mounting screws thr...

Page 13: ...chor or drilled hole 7 Hold spacer in place with one hand With other hand insert mounting screw through bottom mounting hole and spacer Place tip of screw in opening of wall anchor or drilled hole 8 Tighten both screws until heater is firmly secured to wall Do not over tighten Note Do not replace front panel at this time Replace front panel after making gas connections and checking for leaks see p...

Page 14: ... pipe is too small undue loss of pressure will occur WARNING ICON G 001 CAUTION Use pipe joint sealant that is resistant to liquid petroleum LP gas Installation must include a manual shutoff valve union and plugged 1 8 NPT tap Locate NPT tap within reach for test gauge hook up NPT tap must be upstream from heater see Figure 12 page 15 Apply pipe joint sealant lightly to male threads This will prev...

Page 15: ...ed manual shutoff valve from your dealer See Accessories page 27 CHECKING GAS CONNECTIONS WARNING ICON G 001 WARNING Never use an open flame to check for a leak Apply a mixture of liquid soap and water to all joints Bubbles forming show a leak Correct all leaks at once WARNING ICON G 001 WARNING Test all gas piping and connections for leaks after installing or servicing Correct all leaks at once P...

Page 16: ...URE TESTING HEATER GAS CONNECTIONS 1 Open manual shutoff valve see Figure 13 2 Open main gas valve located on or near gas meter 3 Make sure control knob of heater is in the OFF position 4 Check all joints from manual shutoff valve to control valve see Figure 14 Apply mixture of liquid soap and water to gas joints Bubbles forming show a leak 5 Correct all leaks at once 6 Light heater see Operating ...

Page 17: ...he gas control knob Never use tools If the knob will not push in or turn by hand don t try to repair it call a qualified service technician or gas supplier Force or attempted repair may result in a fire or explosion D Do not use this appliance if any part has been under water Immediately call a qualified service technician to inspect the appliance and to replace any part of the control system and ...

Page 18: ...heat shield If needed keep pressing ignitor button until pilot lights Note If pilot does not stay lit refer to Troubleshooting pages 21 through 24 Also contact a qualified service person or gas supplier for repairs Until repairs are made light pilot with match To light pilot with match see Manual Lighting Procedure page 19 Thermocouple Pilot Burner WARNING ICON G 001 CAUTION Do not try to adjust h...

Page 19: ...es 17 and 18 3 With control knob pressed in strike match Hold match to pilot until pilot lights 4 Keep control knob pressed in for 30 seconds after lighting pilot After 30 seconds release control knob 5 Replace front panel INSPECTING BURNER Check pilot flame pattern and burner flame pattern often PILOT FLAME PATTERN Figure 17 shows a correct pilot flame pattern Figure 18 shows an incorrect pilot f...

Page 20: ...ttern Yellow Tipping 1 2 HEAT SHIELD OR GLASS HEIGHT INCORRECT FLAME PATTERN AT HIGH POSITION Figure 20 Incorrect Burner Flame Pattern If burner flame pattern is incorrect as shown in Figure 20 turn heater off see To Turn Off Gas to Appliance page 19 see Troubleshooting pages 21 through 24 If pilot flame pattern is incorrect as shown in Figure 18 turn heater off see To Turn Off Gas to Appliance pa...

Page 21: ...troubleshooting items are listed in order of operation WARNING ICON G 001 WARNING Turn off and unplug heater and let cool before servicing Only a qualified service person should service and repair heater WARNING ICON G 001 CAUTION Never use a wire needle or similar object to clean ODS pilot This can damage ODS pilot unit OBSERVED PROBLEM When ignitor button is pressed there is no spark at ODS pilo...

Page 22: ...his problem could be caused by one or both of the following A Low gas pressure B Dirty or partially clogged ODS pilot 6 Thermocouple dam aged 7 Control valve damaged 1 Burner orifice is clogged REMEDY 1 Turn on gas supply or open manual shutoff valve 2 Turn control knob to PILOT position 3 Press in control knob while in PILOT position 4 Continue holding down control knob Repeat igniting operation ...

Page 23: ...cold 2 Air in gas line 3 Air passageways on heater blocked 4 Dirty or partially clogged burner orifice REMEDY 2 Replace burner orifice 3 Contact local natural gas company 1 Contact local natural gas company 2 Clean burner see Cleaning and Mainte nance page 21 or replace burner orifice 1 Clean burner see Cleaning and Mainte nance page 21 or replace burner orifice 2 Replace burner 3 Replace gas regu...

Page 24: ...icking ticking noise just after burner is lit or shut off Heater produces unwanted odors Heater shuts off in use ODS operates Gas odor even when control knob is in OFF position Gas odor during combustion REMEDY 1 This is common with most heaters If noise is excessive contact qualified service person 1 Ventilate room Stop using odor causing products while heater is running 2 Locate and correct all ...

Page 25: ...will produce flames and soot heater will backfire when lit You may feel your gas pressure is too low or gas quality is bad If so contact your local natural gas supplier SERVICE HINTS SPECIFICATIONS VGN30B VN2000BB BTU Variable 15 000 30 000 9 000 18 000 Type Gas Natural Only Natural Only Ignition Piezo Piezo Pressure Regulator Setting 3 W C 3 W C Inlet Gas Pressure inches of water Maximum 10 5 10 ...

Page 26: ... 1 800 323 5190 When calling have ready your name your address model number of your heater how heater was malfunctioning type of gas used propane or natural gas purchase date Usually we will ask you to return the defective part to the factory Parts Not Under Warranty Contact authorized dealers of this product If they can t supply original replacement part s call DESA International s Parts Departme...

Page 27: ...write to the address listed on the back page of this manual FAN KIT GA3100 GA2100A Provides better heat distribution Makes heater more efficient Complete installation and operating instructions included MANUAL SHUTOFF VALVE GA5010 Manual shutoff valve with 1 8 NPT tap FLOOR MOUNTING STAND GA4000B Model VN2000BB Only For locating heater on the floor away from a wall Complete installation instructio...

Page 28: ...28 100099 10 1 10 2 ODS Pilot 1 2 3 4 5 6 7 8 8 9 10 11 13 14 15 17 19 21 22 23 24 20 27 26 18 28 16 25 12 ...

Page 29: ... 098514 01 Thermocouple 1 10 2 098594 01 Ignitor Electrode 1 11 099126 02 Burner 1 12 099387 05 3 16 Pilot Tubing 1 13 098251 06 Injector 1 14 098250 01 Injector Holder 1 15 098867 04 Pressure Regulator 1 16 099553 01 Pilot Shield 1 17 100091 01 3 8 Outlet Burner Tubing 1 18 100092 01 3 8 Inlet Tubing 1 19 100068 01 Pressure Tap Fitting 1 20 100047 01 Control Valve 1 21 098529 02 Cabinet 1 22 0971...

Page 30: ...30 100099 12 1 12 2 1 2 3 4 5 6 7 8 9 10 10 11 12 13 14 15 16 17 19 27 21 23 24 25 26 22 29 28 20 30 18 ODS Pilot ...

Page 31: ...2 12 099440 05 ODS Pilot Assembly 1 12 1 098514 01 Thermocouple 1 12 2 098594 01 Ignitor Electrode 1 13 099120 02 Burner 1 14 099387 05 3 16 Pilot Tubing 1 15 098251 02 Injector 1 16 098250 01 Injector Holder 1 17 098867 04 Pressure Regulator 1 18 099553 01 Pilot Shield 1 19 100091 01 3 8 Outlet Burner Tubing 1 20 100092 01 3 8 Inlet Tubing 1 21 100068 01 Pressure Tap Fitting 1 22 100047 03 Contro...

Page 32: ...not reimbursable under this warranty and are the responsibility of the owner To the full extent allowed by the law of the jurisdiction that governs the sale of the product this express warranty excludes any and all other expressed warranties and limits the duration of any and all implied warran ties including warranties of merchantability and fitness for a particular purpose to two years from the ...

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