Vanguard VN1800TB Owner'S Operation And Installation Manual Download Page 1

INFRARED VENT-FREE NATURAL GAS HEATER

OWNER’S OPERATION AND INSTALLATION MANUAL

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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.

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.

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.

* Aftermarket: Completion of sale, not for purpose of resale, from the manufacturer

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.

®

VN1800TB
VN3000TB

Summary of Contents for VN1800TB

Page 1: ...er 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 m...

Page 2: ...esh outside air ven tilation to run properly This heater has an Oxygen Depletion Sensing ODS safety shutoff system The ODS shuts down the heater if not enough fresh air is available See Fresh Air for...

Page 3: ...Knob PRODUCT FEATURES SAFETY DEVICE This heater has a pilot with an Oxygen Depletion Sensing ODS safety shutoff system The ODS pilot is a required feature for vent free room heaters The ODS pilot shu...

Page 4: ...rating of one perm 6 x 10 11 kg per pa sec m2 or less with open ings gasketed or sealed and b weather stripping has been added on openable windows and doors and c caulking or sealants are applied to a...

Page 5: ...t include direct vent gas appliances Direct vent draws combustion air from the outdoors and vents to the outdoors 4 Compare the maximum Btu Hr the space can support with the actual amount of Btu Hr us...

Page 6: ...pace To Crawl Space To Attic AIR FOR COMBUSTION AND VENTILATION Continued Or Remove Door into Adjoining Room Option 3 Ventilation Grills Into Adjoining Room Option 2 12 12 Ventilation Grills into Adjo...

Page 7: ...RTANT Vent free heaters add mois ture to the air Although this is beneficial installing heater in rooms without enough ventilationairmaycausemildewtoformfrom too much moisture See Fresh Air for Com bu...

Page 8: ...VN3000TB Model VN1800TB Figure 7 Mounting Bracket Clearances 2 Mark screw locations on wall see Fig ure 7 Note Only mark last hole on each end of mounting bracket Insert mounting screws through these...

Page 9: ...oles 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 through bracket and into w...

Page 10: ...o gas pip ing and or fittings CAUTION Usepipejointseal ant that is resistant to liquid pe troleum LP gas IMPORTANT Check gas line pressure be fore connecting heater to gas line Gas line pressure must...

Page 11: ...F position 4 Check all joints from equipment shutoff valve to control valve see Figure 14 Apply mixture of liquid soap and wa ter to gas joints Bubbles forming show a leak 5 Correct all leaks at once...

Page 12: ...button This will light pilot The pilot is at tached to the front of burner If needed keep pressing ignitor but ton until pilot lights Note If pilot does not stay lit refer to Troubleshooting pages 14...

Page 13: ...ry compressed air in a can You can use a vacuum cleaner in the blow position If using compressed air in a can pleasefollowthedirectionsonthecan If you don t follow directions on the can you could dama...

Page 14: ...or cable if pinched by any metal or tubing Keep ignitor cable dry 5 Replace ignitor cable 6 Replace control valve piezo is part of control valve 7 Tighten nut holding piezo ignitor Nut is located insi...

Page 15: ...burner orifice s 2 Replace burner 3 Replace gas regulator 1 Replace burner 2 Contact local natural gas company 3 Turn control knob until it locks at de sired setting 1 Problem will stop after a few ho...

Page 16: ...ERVED PROBLEM 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 Moisture condensationnoticedonwindows RE...

Page 17: ...ntact your local natural gas supplier REPLACEMENT PARTS Note Use only original replacement parts Thiswillprotectyourwarrantycoveragefor parts replaced under warranty PARTS UNDER WARRANTY Contact autho...

Page 18: ...820 INFRARED NATURAL GAS HEATER 1 2 3 11 6 4 7 5 6 12 13 9 10 15 14 8 ILLUSTRATED PARTS BREAKDOWN VN1800TB BURNER ASSEMBLY 13 1 13 2 13 4 13 3 13 5 13 10 13 6 13 8 13 7 13 3 13 9 13 6 13 12 13 11 ODS...

Page 19: ...h Pressure Tap 1 10 098303 02 Screw 6 x 3 8 2 11 104617 10 Cabinet Assembly 1 12 097159 04 Piezo Ignitor Snap In 1 13 See Detail Burner Assembly 1 13 1 099218 06 Burner 1 13 2 099056 03 Injector Plaqu...

Page 20: ...NFRARED NATURAL GAS HEATER ILLUSTRATED PARTS BREAKDOWN VN3000TB 13 12 13 11 ODS PILOT BURNER ASSEMBLY 13 1 13 4 13 2 13 5 13 3 13 3 13 8 13 4 13 6 13 6 13 9 13 10 13 7 1 2 3 11 6 4 8 5 6 12 13 9 10 14...

Page 21: ...essure Tap 1 10 098303 02 Screw 6 x 3 8 2 11 104617 11 Cabinet Assembly 1 12 097159 04 Piezo Ignitor Snap In 1 13 See Detail Burner Assembly 1 13 1 099218 07 Burner 1 13 2 099056 02 Injector Plaque B...

Page 22: ...F AUTO ACCESSORIES Purchasetheseheateraccessoriesfromyour local dealer If they can not supply these accessories callDESAInternational sParts Department at 1 800 972 7879 or write to the address listed...

Page 23: ...___________________ _______________________________________________________________________________________________ ____________________________________________________________________________________...

Page 24: ...nit Thiswarrantydoesnotapplytopartsthatarenotinoriginalconditionbecauseofnormalwearandtear orpartsthatfailorbecome damaged as a result of misuse accidents lack of proper maintenance or defects caused...

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