Does Lennox still make pulse furnace?
Does Lennox still make pulse furnace?
The Lennox Pulse is a discontinued gas furnace with an AFUE of up to 95.5%. The unit had an automotive-type spark plug ignitor used on the initial cycle only, which helped save energy, and worked on the pulse principle, meaning it did not require a pilot burner, main burners, conventional flue or chimney.
When did Lennox stop making the pulse furnace?
As a result, Pulse furnaces produced between 1982 and 1989 were subject to recalls for cracked heat exchangers introducing carbon monoxide to the indoor air. Lennox was very proactive in addressing the problem, and most of the affected units have been serviced or replaced as part of the recall.
When were Lennox Pulse furnaces made?
” Pioneered by Lennox Industries in 1982, the G14 Pulse furnace has an AFUE–the Annual Fuel Utilization Efficiency rating–of 97.
Are Lennox Pulse furnaces safe?
There are some carbon monoxide safety hazards in some of the Lennox hot air heating furnaces installed before 1990. The Lennox Pulse furnace that we are concerned with was manufactured and installed between 1982 and 1989 and poses a potential carbon monoxide threat to a home.
How does a Lennox Pulse Furnace work?
Gas and air are drawn into a combustion chamber and ignited by an electronic spark. Between 60 and 70 pulses of the air/gas mixture are ignited per second producing rapid burning and a pressurized pulse. Once started, the process becomes self-perpetuating and it no longer requires the spark ignition.
How old is my Lennox Pulse Furnace?
The date of production/manufacture or age of Lennox® HVAC equipment can be determined from the serial number located on the data plate.
How does Lennox Pulse Furnace work?
How Does the Lennox Pulse Furnace Work?
- Thermostat. The Pulse uses a thermostat system to detect temperature and begin operation.
- Gas Supply. The Pulse furnace brings in gas through a gas line of its own, connected to the primary supply for the house.
- Burner Operation.
- Heat Exchanger.
What is a pulse heater?
Pulse combustion furnaces are completely different from conventional or even energy efficient furnaces. Gas and air are drawn into a combustion chamber and ignited by an electronic spark. Between 60 and 70 pulses of the air/gas mixture are ignited per second producing rapid burning and a pressurized pulse.
How often should I change my Lennox furnace filter?
Standard, one-inch disposable air filters should be changed every three months.
