Vent-free fireplace repair for Lancaster Park homes
Vent-free logs sooting or the pilot dropping out in Lancaster Park? Our pros trace it, fix it and show you what changed.
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What we look at on a vent-free unit in Lancaster Park
Checked on the free inspection in Lancaster Park, with the numbers shared before you decide.
- Ignitor, electrode, cable and battery tested
- Logs checked for cracks, chips and loose pin fits
- Other gas appliances in the space listed with inputs
- Drafts from fans, returns and doors observed
The manual behind every vent-free repair in Lancaster Park
Pulled from the manuals and code sections our Lancaster Park technicians work from on every vent-free job.
What the oxygen depletion sensor pilot does
A vent-free gas fireplace burns the air of the room it sits in, so it carries a safety pilot called an oxygen depletion sensor, or ODS. One maker's manual describes the job plainly. The ODS pilot shuts the heater off when fresh air runs short, and it cuts gas to the main burner if the flame goes out.
That makes the ODS the first part our technicians examine on any ventless gas fireplace repair. A dirty or worn pilot can shut the fire down in a room with plenty of air, which is why its condition is checked before anything else is blamed.
A yellow tip on the ODS pilot flame
A healthy ODS pilot burns blue. One manual explains that a yellow tip on the pilot flame points to dust and dirt inside the pilot assembly, and it shows a small pilot air inlet hole about 2 inches back from where the flame leaves the assembly.
With the unit off and cool, we clear that inlet the way the maker describes and relight to compare the flame. You watch the change yourself, and the inspection that finds it costs nothing.
Protecting the valve during gas pipe pressure tests
When the gas piping in a house is pressure tested, the vent-free heater needs protecting. One manual says to disconnect the heater and its shutoff valve for tests above 1/2 psig, and to close the heater's shutoff for tests at or below that, because higher pressure damages the heater regulator.
After any gas pipe work, we check that the fireplace was isolated and that its regulator and valve still behave. If they do not, we explain the damage and the replacement part in writing.
No wood fire in a vent-free fireplace
Once an unvented heater is installed, the fireplace is finished with wood. One manual states that solid fuels shall not be burned in a fireplace holding an unvented room heater, and a firebox maker prints its own warning to build no wood fire.
The manuals also rule out cooking food or burning paper over the logs. If a household kept using the fireplace for wood, our technicians inspect the set for heat damage and price replacement parts where they are needed.
Hot surfaces and young children
Heat lingers in a vent-free fireplace after the flame goes out. Manuals ask owners to keep children and adults away from hot surfaces, to let the unit cool before touching it and to supervise young children carefully whenever they share the room with it.
A screen that closes properly is part of that protection. During service we check the screen and its rods and price a listed replacement if the old one no longer closes.
Other work in Lancaster Park
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Learn more about ventless gas fireplace serviceLancaster Park services
Before you book vent-free service in Lancaster Park
The inspection in Lancaster Park is free, and these answers help you get more from it.
Can an ODS pilot be cleaned, or does it need replacing?
Often it can be cleaned. One manual recommends compressed air at no more than 30 PSI and never a wire or needle. If the flame still misses the thermocouple afterward, the pilot assembly listed for your model and gas type is replaced.
Can vent-free logs go in a prefab fireplace?
Only when that factory-built fireplace was tested, listed and labeled for unvented use under UL 127, as section 621.7 of the Florida fuel gas code requires. One log set manual adds that it must not go in a factory-built unit whose instructions say it was not tested with unvented logs.
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