OWNER'S MANUAL

TROUBLESHOOTING

Continued

OBSERVED PROBLEM

 

POSSIBLE CAUSE

 

 

REMEDY

 

 

 

 

Burner does not light after ODS/pilot is lit

1.

Burner

orifice

is clogged

 

1.

Clean burner (see Cleaning and Mainte-

 

 

 

 

 

 

 

 

 

 

nance, page 15) or replace burner orifice

 

 

2.

Burner

orifice

diameter

is too

small

2.

Replace

burner

orifice

 

 

 

3.

Inlet gas pressure

is too low

 

3.

Contact

local propane/LP

gas company

Delayedignitionofburner

 

1.

Manifold pressure

is too

low

 

1.

Contact

local propane/LP

gas company

 

 

2.

Burner

orifice

is clogged

 

2.

Clean burner

(see Cleaning and Mainte-

 

 

 

 

 

 

 

 

 

 

nance, page 15) or replace burner orifice

Burner backfiring during combustion

1.

Burner

orifice

is clogged

or damaged

1.

Clean burner (see Cleaning and Mainte-

 

 

 

 

 

 

 

 

 

 

nance, page 15) or replace burner orifice

 

 

2.

Burner

damaged

 

 

 

2.

Replace

burner

 

 

 

 

3.

Gas regulator

defective

 

 

3.

Replace

gas regulator

 

Yellow flame during burner combustion

1.

Not enough air

 

 

 

1.

Check

burner

for dirt

and debris. If

 

 

 

 

 

 

 

 

 

 

found, clean burner (see Cleaning and

 

 

 

 

 

 

 

 

 

 

Maintenance,

page 15)

 

 

 

2.

Gas regulator

defective

 

 

2.

Replace

gas regulator

 

Slighismokeorodorduringinitial

operation

1.

Residues from manufacturing

processes

1,

Problem

will stop after a few hours of

 

 

 

 

 

 

 

 

 

 

operation

 

 

 

Heater produces a whistling noise when 1. Turning control knob to HI position

burner is litwhen burner is cold 2. Air in gas line

3. Air passageways on heater blocked

4. Dirty or partially clogged burner orifice

1.Turn control knob to LO position and let warm up for a minute

2.Operate burner until air is removed from line. Have gas line checked by local pro-

pane/LP gas company

3, Observe minimum installation clear- ances (see Figure 10, page 8)

4.Clean burner (see Cleaning and Mainte- nance, page 15) or replace burner orifice

Whitepowderresidueformingwithinburner1. When heated, vaporsfromfumiturepol-

box or on adjacent walls or furnitureish, wax, carpet cleaners, etc. turn into white powder residue

1.Turn heater off when using furniture polish, wax, carpet cleaners, or similar products

Continued

104_4

17

Page 17
Image 17
Desa Tech RFP30T installation manual Observed Problem Possible Cause Remedy, Clean burner see Cleaning and Mainte