Desa FB-2B User Manual download pdf (Page 14)

14

105563

PROPANE/LP GAS HEATER

REMEDY

1. Clean burner orifice(s) (see Cleaning

and Maintenance, page 12) or replace

burner orifice(s)

2. Replace burner orifice(s)

3. Contact local propane/LP gas company

1. Contact local propane/LP gas company

2. Clean burner orifice(s) (see Cleaning

and Maintenance, page 12) or replace

burner orifice(s)

1. Clean burner orifice(s) (see Cleaning

and Maintenance, page 12) or replace

burner orifice(s)

2. Replace burner

3. Replace gas regulator

1. Replace burner

2. Contact local propane/LP gas company

3. Turn control knob until it locks at desired

setting

1. Problem will stop after a few hours of

operation

1. This is common with most heaters. If

noise is excessive, contact qualified

service person

1. Turn heater off when using furniture

polish, wax, carpet cleaners, or similar

products

TROUBLESHOOTING

Continued

OBSERVED PROBLEM

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

Delayed ignition of burner(s)

Burner backfiring during combustion

Burner plaque(s) does not glow

Slight smoke or odor during initial operation

Heater produces a clicking/ticking noise

just after burner is lit or shut off

White powder residue forming within burner

box or on adjacent walls or furniture

POSSIBLE CAUSE

1. Burner orifice(s) is clogged

2. Burner orifice(s) diameter is too small

3. Inlet gas pressure is too low

1. Manifold pressure is too low

2. Burner orifice(s) is clogged

1. Burner orifice(s) is clogged or damaged

2. Burner damaged

3. Gas regulator defective

1. Plaque damaged

2. Inlet gas pressure is too low

3. Control knob set between locked

positions

1. Residues from manufacturing processes

1. Metal expanding while heating or

contracting while cooling

1. When heated, vapors from furniture

polish, wax, carpet cleaners, etc. turn

into white powder residue

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