Troubleshooting, Observed Problem Possible Cause

TROUBLESHOOTING

WARNING: Turn off log set and let cool before servicing. Only a qualiﬁed service person should service and repair log set.

Note: All troubleshooting items are listed in order of operation.

OBSERVED PROBLEM

POSSIBLE CAUSE

REMEDY

Log set is smoking/sooting excessively (Note: It is natural and unavoidable for vented gas log sets to produce moderate levels of carbon (soot) where ﬂames contact the logs.

1.Poor fuel quality

2.Fireplace venting system not drafting properly

3.Excessive flame impingement or blockage

4.Improper fuel/air mixture

5.Excessive gas supply/pressure

1.Contact local natural or propane/LP gas company

2.Adjust damper wide open and/or have fireplace and venting professionally cleaned and checked

3.Separate the logs to allow more ﬂame passage

4.Remove any foreign items from the ﬂame pattern and/or check for proper oriﬁce sizing

5.Preheat ﬂue in very cold weather

Burner is excessively noisy

(Note: The movement and combustion of gas will create low, unavoidable levels of noise.)

1.Passage of air/gas across irregular sur- faces

1.Relieve any tight bends or kinks in gas supply line

Burner ﬂame is too low or too high	1.	Incorrect gas supply or pressure
	2.	Blocked burner oriﬁce or burner mani-
		fold ports
	3.	Improper burner oriﬁce size

1.Check for proper gas supply pressure

2.Free burner oriﬁce and manifold ports of any burrs, paint, or other blockage

3.Verify proper burner oriﬁce sizing (see Figure 2, page 4)

When ignitor button is pressed, there is no spark at pilot (GA9050A Only)

1.Ignitor electrode not connected to ignitor cable

2.Ignitor cable pinched or wet

3.Bad ground on piezo ignitor

4.Broken ignitor cable

5.Bad piezo ignitor

6.Ignitor electrode broken

7.Ignitor electrode positioned wrong

1.Reconnect ignitor cable

2.Free ignitor cable if pinched by any metal or tubing. Keep ignitor cable dry

3.Scrape away paint on bracket for better contact with ground on piezo ignitor

4.Replace ignitor cable

5.Replace piezo ignitor

6.Replace electrode

7.Reposition electrode

For more information, visit www.desatech.com

115043-01

RGA 2-72 specifications

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