Desa VN6C, VN10 installation manual Troubleshooting

Page 13

OWNER’S MANUAL

TROUBLESHOOTING

Continued

OBSERVED PROBLEM

POSSIBLE CAUSE

REMEDY

Burner(s) does not light after ODS/pilot is

1.

Burner orifice(s) is clogged

1.

Clean burner orifice(s) (see Cleaning

lit

 

 

 

and Maintenance, page 11) or replace

 

 

 

 

burner orifice(s)

 

2.

Burner orifice(s) diameter is too small

2.

Replace burner orifice(s)

 

3.

Inlet gas pressure is too low

3.

Contact local natural gas company

 

 

 

 

 

Delayed ignition of burner(s)

1.

Manifold pressure is too low

1.

Contact local natural gas company

 

2.

Burner orifice(s) is clogged

2.

Clean burner orifice(s) (see Cleaning

 

 

 

 

and Maintenance, page 11) or replace

 

 

 

 

burner orifice(s)

 

 

 

 

 

Burner backfiring during combustion

1.

Burner orifice(s) is clogged or damaged

1.

Clean burner orifice(s) (see Cleaning

 

 

 

 

and Maintenance, page 11) or replace

 

 

 

 

burner orifice(s)

 

2.

Inlet gas pressure is too low

2.

Contact local natural gas company

 

3.

Burner damaged

3.

Replace burner

 

4.

Gas regulator defective

4.

Replace gas regulator

 

 

 

 

 

Burner plaque(s) does not glow

1.

Plaque damaged

1.

Replace burner

 

2.

Inlet gas pressure is too low

2.

Contact local natural gas company

 

3.

Control knob set between locked posi-

3.

Turn control knob until it locks at de-

 

 

tions

 

sired setting

 

 

 

 

 

Slight smoke or odor during initial opera-

1.

Residues from manufacturing processes

1.

Problem will stop after a few hours of

tion

 

 

 

operation

 

 

 

 

 

Heater produces a clicking/ticking noise just after burner is lit or shut off

1.Metal expanding while heating or con- tracting while cooling

1.This is common with most heaters. If noise is excessive, contact qualified ser- vice person

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.

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

IMPORTANT: Operating heater where impurities in air exist may create odors. Cleaning supplies, paint, paint remover, cigarette smoke, cements and glues, new carpet or textiles, etc., create fumes. These fumes may mix with combustion air and create odors.

101851

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Contents Models VN6C and VN10 Infrared VENT-FREE Natural GAS HeaterVanguard VN6C and VN10 Natural GAS Heater Safety InformationProduct Identification Product FeaturesAIR for Combustion and Ventilation Local CodesDetermining FRESH-AIR Flow for Heater Location Unusually Tight ConstructionConfined and Unconfined Space Determining if You Have a Confined or Unconfined SpaceVentilation Air From Inside Building Ventilation AIRVentilation Air From Outdoors Installation Items Installing to WallInstalling Heater to Wall Check GAS TypeInstalling Bottom Mounting Screw Installing TWO Mounting ScrewsPlacing Heater on Mounting Screws Removing Front Panel of HeaterGas Connection Connecting to GAS SupplyOperating Checking GAS ConnectionsHeater Lighting Instructions Operating HeaterTo Select Heating Level To Turn OFF GAS To ApplianceInspecting Burner Cleaning and MaintenanceObserved Problem Possible Cause Remedy TroubleshootingTroubleshooting Gas leak. See Warning statement be Service Publications Replacement Parts Technical ServiceSpecifications Service HintsVN6C Parts ListVN10 Vanguard VN6C and VN10 Natural GAS Heater 101851 Warranty Information