Desa Vanguard VN10T Owner'S Operation And Installation Manual Download Page 16 | Manualshive

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102490

NATURAL GAS HEATER

VANGUARD VN10T

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A

B

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7-1

ODS/PILOT

7-2

ILLUSTRATED
PARTS LIST

VN10T

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Summary of Contents for Vanguard VN10T

Page 1: ...pplier 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 WARNING This is an unvented gas fired heater It uses air oxygen from the room in which it is installed Provisions for adequate combustion must be provided Refer to ...

Page 2: ...nsert in high traffic areas in windy or drafty areas 5 This heater needs fresh outside air ven tilation to run properly This heater has an oxygen depletion sensor ODS pi lot light safety system The ODS shuts down the heater if not enough fresh air is available See Air for Combustion and Ventilation pages 3 through 5 6 Keep all air openings in front and bot tom of heater clear and free of debris Th...

Page 3: ...han ever New materials increased insulation and new construction methods help reduce heat loss in homes Home own ers weather strip and caulk around windows and doors to keep the cold air out and the warm air in During heating months home owners want their homes as airtight as pos sible While it is good to make your home energy efficient your home needs to breathe Fresh air must enter your home All...

Page 4: ...ion Air From Inside Building page 5 B Vent room directly to the outdoors See Ventilation Air From Outdoors page 5 C Install a lower Btu Hr heater if lower Btu Hr size makes room unconfined If the actual Btu Hr used is less than the maximum Btu Hr the space can support the space is an unconfined space You will need no additional fresh air ventilation WARNING Iftheareainwhich the heater may be opera...

Page 5: ...rk work sheet adding the space of the adjoiningunconfinedspace The combined spaces must have enough fresh air to supply all appliances in both spaces Figure 3 Ventilation Air from Outdoors Outlet Air Ventilated Attic Outlet Air Inlet Air Inlet Air Ventilated Crawl Space To Crawl Space To Attic Ventilation Air From Outdoors Provide extra fresh air by using ventilation grills or ducts You must provi...

Page 6: ...ed service per son must install heater Follow all local codes AnA G A design certifiedmanualshutoff valve with 1 8 NPT tap is an acceptable alternative to test gauge connection Pur chase the optional A G A design certified manual shutoff valve from your dealer See Accessory page 15 LOCATING HEATER This heater is designed to be mounted on a wall WARNING Maintain the mini mumclearancesshowninFigure ...

Page 7: ...ten Note Do not replace front panel at this time Replace front panel after making gas connections and checking for leaks see pages 8 and 9 5 Tighten two screws until 1 16 space thickness of penny is between screwheads and wall see Figure 8 Figure 7 Popping Open Anchor Wings For Thin Walls Thin Walls 1 4 to 1 2 thick Installing Two Mounting Screws Note Wall anchors and mounting screws areinhardware...

Page 8: ...ngintopipe Excesssealantinpipe could result in clogged heater valves Installsedimenttrapinsupplylineasshown in Figure 12 Locate sediment trap where it is within reach for cleaning Locate sedi ment trap where trapped matter is not likely to freeze A sediment trap traps moisture and contaminants This keeps them from going into heater controls If sediment trap is not installed or is installed wrong h...

Page 9: ...from gas meter to manual shutoff valve see Figure 14 Apply mixture of liquid soap and wa ter to gas joints Bubbles forming show a leak 4 Correct all leaks at once CHECKING GAS CONNECTIONS WARNING Test all gas pip ing and connections for leaks after installing or servicing Cor rect all leaks at once WARNING Neveruseanopen flame to check for a leak Apply a mixture of liquid soap and water to all joi...

Page 10: ...level between HI and LO When the room tem perature exceeds the set temperature the burner will cycle to pilot The burner will cyclebackonwhenroomtemperaturedrops belowthesettemperature Selectingahigher setting will cause the heater to run longer producing greater heat output At lower settings the heater will run less Note The thermostat sensing bulb mea sures the temperature of air near the heater...

Page 11: ...p control areas burner and circu lating air passageways of heater clean Inspect these areas of heater before each use Have heaterinspectedyearlybyaquali fied service person Heater may need more frequent cleaning due to excessive lint from carpeting bedding material etc GRH OV 009 GOOD PILOT GRH OV 010 BAD PILOT If pilot flame pattern is incorrect as shown in Figure 18 turn heater off see To Turn O...

Page 12: ...ated behind base panel 4 Replace ignitor cable 5 Replace ignitor 6 Replace piezo ignitor 7 Replace ignitor 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 until air is re moved 5 Clean ODS pilot see Cleaning and Maintenance page 11 or replace ODS pi...

Page 13: ... 2 Clean burner orifice s see Cleaning and Maintenance page 11 or replace burner orifice s 1 Clean burner orifice s see Cleaning and Maintenance page 11 or replace burner orifice s 2 Contact local natural gas company 3 Replace burner 4 Replace gas regulator 1 Plaque damaged 2 Inlet gas pressure is too low 3 Control knob set too low 1 Residues from manufacturing processes 1 Metal expanding while he...

Page 14: ...ng Gas Connections page 9 1 Open window and or door for ventila tion 2 Contact local natural gas company 3 Clean ODS pilot see Cleaning and Maintenance page 11 1 Locate and correct all leaks see Check ing Gas Connections page 9 2 Replace control valve 1 Take apart gas tubing and remove for eign matter 2 Locate and correct all leaks see Check ing Gas Connections page 9 1 Refer to Air for Combustion...

Page 15: ...ler from whom you purchased this product If they cannot sup ply original replacement part s call DESA International s Technical Service Depart ment at 1 800 323 5190 for information When contacting your dealer or DESA In ternational 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 y...

Page 16: ...16 102490 NATURAL GAS HEATER VANGUARD VN10T 19 18 17 11 12 7 8 6 6 5 4 3 2 1 A B 15 16 16 14 10 13 9 7 1 ODS PILOT 7 2 ILLUSTRATED PARTS LIST VN10T ...

Page 17: ...Screw Hex 8 x 1 4 10 7 503329 ODS Pilot Assembly 1 7 1 098514 01 Thermocouple 1 7 2 098594 01 Ignitor Electrode 1 8 099884 02 Burner Assembly 1 9 099056 03 Injector 2 10 102491 01 Tubing Burner 1 11 099387 11 Pilot Tubing Valve to pilot 1 12 M11084 26 Screw 10 x 3 8 2 13 102517 01 Tubing Inlet 1 14 098522 09 Control Valve 1 15 102445 01 Piezo Ignitor Service Kit 1 16 098271 03 Ignitor Cable 1 17 1...

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Page 19: ...____________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ _______________________________________________________________________________________________ ___________________________________________________________________________________________...

Page 20: ...T be installed by a qualified installer in accordance with all local codes and instructions furnished with the unit This warranty does not apply to parts that are not in original condition because of normal wear and tear or parts that fail orbecomedamagedasaresultofmisuse accidents lackofpropermaintenanceordefectscausedbyimproperinstallation Travel diagnostic cost labor transportation and any and ...

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