Pungent furnace smellTypically a furnace can smell close to the fuel they use, especially when they are being turned on for the first time in a year. However, they tend to vanish as the unit runs for a few minutes. But if you notice a strong, pungent smell of fuel around the unit for a longer time and it does not dissipate, this could be a sign to watch out for. It probably means there is a problem with your furnace.
Unable to start the unit
Furnace and Heating installation in BeavertonWhen a furnace ages, it requires time to turn on or off the unit. However, if you have to try starting the furnace multiple times throughout the day, then this can be a sign to get your furnace repaired. These functionality issues often happen from disconnecting wires or damage in the thermostats.