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1 #1 Vent-Free Issue - Nuisance Shutdown (or difficulty lighting) ODS Pilot Featured

This is common to all vent-free gas log sets, not just Rasmussen Chillbuster or Alterna VF sets. Before purchasing a replacement ODS, please read this article thoroughly - it may save you money and time. Testimonials : "Just thought you’d be interested…

2 Carbon Monoxide (CO) from Chillbuster and Alterna Vent-Free Heaters

Carbon Monoxide (CO) is an odorless, colorless gas that results from incomplete combustion. CO is a natural by-product of gas combustion and a certain measure of CO will be produced by all gas burning appliances. In general, readings of 25 to 35 ppm, averaged…

3 Carbon Monoxide Detector is alarming. What should I do?

Q: My Carbon Monoxide Detector is alarming. What should I do? A: A Carbon Monoxide (CO) detector reading warrants looking at all of the factors involved, which include the gas log set; the environment in which the gas log set operates; the CO detector; and…

4 Identification of Burner Features to Clean - Vent-Free Gas Log Sets

All Chillbuster Vent-Free Gas Log sets use variations of the following burners shown below, all with the same basic features. We recommend that you perform the following maintenance annually before the start of the heating season, more often if the symptoms…

5 Logs (or FireBalls, FireShapes or FireStones) have a white residue

Q - My logs have taken on a white looking color? What is this? How can I remove it? A - The white residue is called “efflorescence” or “blooming”. You may have seen this in brick walls coming form the mortar joints or on sidewalks. It is where the…

6 Millivolt Vent-Free Burner Shuts Down (But Pilot Flame Still On)

Q - Millivolt Vent-Free Burner Shuts Down, But Pilot Flame Continues To Burn. A- It may be that the Thermopile, which is the larger of the two elements on the ODS. The smaller, quick-acting thermocouple is the safety feature - it shuts the entire unit down,…

7 Odor or Smell From When Operating Vent-Free Gas Logs

There is nothing inherent in the Chillbuster or Alterna vent-free heaters that will “break down” or “fail” over time that will result in odor. The initial burn-in period specified in the installation manual is to remove any oil residue from the manufacture…

8 Open a Window with a Vent-Free Gas Log Set?

Q: The dealer we talked to told us if we go with a vent-free system it is recommended that we leave a window open in the room? Is this true? A: Your dealer is partially correct. All gas burning appliances (vented and vent-free) need fresh air for proper combustion.…

9 Pilot is too loud and noisy

Q - My pilot is very noisy and loud. How can I make it more quiet. A - All control valves have a pilot adjustment screw. Turning it clockwise will reduce the flow of gas to the pilot. The optimum adjustment is just before the point it makes noise. If adjusted…

10 Vent-free set not producing as much heat as it did several years ago

Q: We purchased a vent-free set about 4 years ago. In the beginning, it produced a lot of heat, but over the years, the heat coming from the fireplace has lessened & as a result, is not as effective in heating our room, as it was in the beginning. Is…

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