Vanguard VN18 Safety Information And Installation Manual Download Page 3

107887

For more information, visit www.desatech.com

For more information, visit www.desatech.com

3

3

SAFETY INFORMATION

LOCAL CODES

PRODUCT IDENTIFICATION

UNPACKING

PRODUCT FEATURES

4.

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

• If you cannot reach your gas supplier, call the fire department

5.

Always run heater with plaque control knob at the 1, 2, 3, or 4
locked positions. Never set control knob between locked positions.
Poor combustion and higher levels of carbon monoxide may result.

6.

This heater needs fresh, outside air ventilation 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  Air for Combustion and Ventilation,
pages 4 through 6.

7.

If heater shuts off, do not relight until you provide fresh, out-
side 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.

Do not use heater if any part has been under water. Immedi-
ately call a qualified service technician to inspect the room
heater and to replace any part of the control system and any
gas control which has been under water.

10. Turn off heater, unplug blower and let heater cool before ser-

vicing. Only a qualified service person should service and re-
pair heater.

11. Operating heater above elevations of 4,500 feet could cause

pilot outage.

12. To prevent performance problems, do not use propane/LP fuel

tank of less than 100 lbs. capacity.

13. Before using furniture polish, wax, carpet cleaner, or similar

products, turn heater off. If heated, the vapors from these prod-
ucts may create a white powder residue within burner box or
on adjacent walls or furniture.

14. Provide adequate clearances around air openings.

SAFETY INFORMATION

Continued

PRODUCT
IDENTIFICATION

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, ANSI
Z223.1/NFPA 54
*.

*Available from:

American National Standards Institute, Inc.

1430 Broadway

New York, NY  10018

National Fire Protection Association, Inc.

Batterymarch Park

Quincy, MA  02269

Figure 1 - Vent-Free Gas Heater

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 Sensing (ODS)
safety shutoff system. The ODS is a required feature for vent-free
room heaters. The ODS shuts off the heater if there is not enough
fresh air.

PIEZO IGNITION SYSTEM

This heater has a piezo ignitor. This system requires no matches,
batteries, or other sources to light heater.

THERMOSTATIC HEAT CONTROL

(Thermostat Models Only)

Thermostat models have a thermostat sensing bulb and a control
valve. This results in the greatest heater comfort. This can also result
in lower gas bills.

Heater
Cabinet

Front
Panel

Grill
Guard

Ignitor Button

Control Knob

Plaque

Summary of Contents for VN18

Page 1: ...per installation adjustment alteration service or maintenance can cause injury or property damage Refer to this manualforcorrectinstallationand operational procedures For as sistance or additional inf...

Page 2: ...tible materials gasoline and other flammable vapors and liquids WARNING Do not use any accessory not ap proved for use with this heater Carbon Monoxide Poisoning Early signs of carbon monoxide poison...

Page 3: ...heater 11 Operating heater above elevations of 4 500 feet could cause pilot outage 12 To prevent performance problems do not use propane LP fuel tank of less than 100 lbs capacity 13 Before using fur...

Page 4: ...ion un lessprovisionsareprovidedforadequatecombustion and ventilation air Read the following instructions to insure proper fresh air for this and other fuel burning appliances in your home Unusually t...

Page 5: ...on air from the outdoors and vents to the outdoors Example Gas water heater _____________ Btu Hr Vent free heater _____________ Btu Hr Total _____________ Btu Hr WARNING If the area in which the heate...

Page 6: ...Provide extra fresh air by using ventilation grills or ducts You must provide two permanent openings one within 12 of the ceiling and one within 12 of the floor Connect these items directly to the ou...

Page 7: ...ed to tobacco smoke aromatic candles cleaning fluids oil or kerosene lamps etc in the air exist may discolor walls or cause odors WARNING Never install the heater in a bedroom or bathroom in a recreat...

Page 8: ...ing bracket from heater carton Figure 6 Mounting Bracket Figure 5 Attaching Thermostat Sensing Bulb Figure 7 Removing Front Panel Of Heater Removing Front Panel Of Heater 1 Remove the four painted scr...

Page 9: ...On Each End Floor 25 3 4 Optional 19 3 4 Min Figure 8 Mounting Bracket Clearances 16 Min 14 Adjoining Wall Only Insert Mounting Screws Through Last Hole On Each End Floor 25 3 4 Optional 19 3 4 Min At...

Page 10: ...r concrete drill bit 13 8 inches into floor Insert anchors com pletely into holes 4 Reposition heater with base feet over holes Secure base to floor with wood screws See Figure 13 Figure 13 Installing...

Page 11: ...ss of volume will occur We recommend that you install a sediment trap in supply line as showninFigure15 Locatesedimenttrapwhereitiswithinreachfor cleaning Install in piping system between fuel supply...

Page 12: ...ngs for leaks Test Pressures Equal To or Less Than 1 2 PSIG 3 5 kPa 1 Close equipment shutoff valve see Figure 16 2 Pressurize supply piping system by either opening propane LP supply tank valve for p...

Page 13: ...y damage personal injury or loss of life LIGHTING INSTRUCTIONS Ignitor Button Control Knob Figure19 ControlKnobInTheOFFPositionforNon Thermostat Models 1 STOP Read the safety information above 2 Make...

Page 14: ...trol knob will lock at the desired position WARNING When running heater set control knob at LOW MEDIUM or HIGH locked positions Never set control knob between locked positions Poorcombustionandhigherl...

Page 15: ...lot does not light turn thermostat control knob clockwise Clockwise to the OFF position repeat steps 5 and 6 If pilot does not stay lit after several tries refer to Troubleshooting pages 19 through 21...

Page 16: ...e depending on housing construction installation location room size open air temperatures etc Frequent use of your heater will let you determine your own comfort levels MANUAL LIGHTING PROCEDURE CAUTI...

Page 17: ...inlet You may blow through a drinking straw if compressed air is not available WARNING Turn off heater and let cool before cleaning CAUTION You must keep control areas burner and circulating air passa...

Page 18: ...r 20 20 28 28 Shipping 25 25 33 33 Note Dimensions listed are outer most points on the heater includes control knobs and grill For purposes of input adjustment VP16 VP16T VP16IT VP26 VP26T VP22IT Btu...

Page 19: ...t control knob is not in pilot position thermostat models only REMEDY 1 Replace pilot assembly 2 Replace pilot assembly 3 Reconnect ignitor cable 4 Free ignitor cable if pinched by any metal or tubing...

Page 20: ...or replace burner orifice s 1 Clean burner orifice s see Cleaning and Maintenance page 17 or replace burner orifice s 2 Replace burner 3 Replace gas regulator 1 Replace burner 2 Contact local natural...

Page 21: ...line pressure 3 ODS pilot is partially clogged 1 Gas leak SeeWarning statement at top of page 2 Control valve defective 1 Foreign matter between control valve and burner 2 Gas leak SeeWarning statemen...

Page 22: ...h com 22 ILLUSTRATED PARTS BREAKDOWN Cabinet Body Models VP16 VN18 VP26 VN30 VP16T VN18T VP26T VN30T 14 8 5 6 7 17 4 3 1 2 See Pages 26 through 29 16 15 10 9 11 12 13 ILLUSTRATED PARTS BREAKDOWN CABIN...

Page 23: ...62 01 ____ 098462 01 ____ 098462 01 ____ 098462 01 ____ Control Rod Assembly 1 10 098325 01 ____ 098325 01 ____ 098325 01 ____ 098325 01 ____ Roll Pin 1 11 098354 03 ____ 098354 03 ____ 098354 03 ____...

Page 24: ...www desatech com 24 ILLUSTRATED PARTS BREAKDOWN Cabinet Body Models VP16IT VN18IT VP22IT VN25IT 14 17 B C A 18 8 5 6 7 4 3 1 2 See Pages 26 through 29 16 15 10 9 11 12 13 ILLUSTRATED PARTS BREAKDOWN C...

Page 25: ...Bracket 1 8 098271 03 098271 03 098271 03 098271 03 Ignitor Cable 1 9 098462 01 098462 01 098462 01 098462 01 Control Rod Assembly 1 10 098325 01 098325 01 098325 01 098325 01 Roll Pin 1 11 098354 04...

Page 26: ...DOWN Burner Assembly Models VP16 VN18 VP16T VN18T VP16IT VN18IT ILLUSTRATED PARTS BREAKDOWN BURNER ASSEMBLY VP16 VN18 VP16T VN18T VP16IT VN18IT ODS PILOT 5 7 10 8 11 12 9 4 4 1 6 3 5 7 8 16 4 1 BURNER...

Page 27: ...06 099218 06 099218 06 099218 06 099218 01 099218 01 Burner 1 6 098508 01 098508 01 _____ _____ 098508 01 098508 01 Valve Retainer Nut 1 7 099056 01 099056 02 099056 01 099056 02 099056 01 099056 02 I...

Page 28: ...7 13 9 4 4 1 10 6 3 ILLUSTRATED PARTS BREAKDOWN VP26 VN30 VP26T VN30T VP22IT VN25IT BURNER ASSEMBLY VP26 VN30 BURNER ASSEMBLY VP26T VN30T BURNER ASSEMBLY VP22IT VN25IT 5 7 8 16 7 4 1 ILLUSTRATED PARTS...

Page 29: ...8 07 099218 07 099218 07 099218 03 099218 03 Burner 1 6 098508 01 098508 01 _____ _____ 098508 01 098508 01 Valve Retainer Nut 1 7 099056 25 099056 24 099056 25 099056 24 099056 01 099056 06 Injector...

Page 30: ...is product If they can t supply original replacement part s call DESA International s Technical Service Department at 1 866 672 6040 When calling DESA International have ready your name your address m...

Page 31: ...d College Completed Graduate School 13 Age of Purchaser Under 20 20 29 30 39 40 49 50 59 60 or Over 14 Buyer s total annual household income Under 15 000 15 000 to 19 999 20 000 to 34 999 35 000 to 49...

Page 32: ...107887 For more information visit www desatech com For more information visit www desatech com 32 2701 Industrial Drive P O Box 90004 Bowling Green KY 42102 9004 Postage Required TM...

Page 33: ...____________________________________________________________ _______________________________________________________________________________________________ ___________________________________________...

Page 34: ...s voids this warranty The heater MUST 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 n...

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