Old furnace with a cracked heat exchanger
A crack can let combustion gases into the air. If found, the furnace is shut down and you’re told why.
Green Leaf Heating & Cooling connects homeowners in Back of the Yards (60609) with local HVAC technicians. Cottages and two-flats in the neighborhood behind the old Union Stock Yards. Call (312) 924-7223 and get a free estimate before any work starts.
Every service is available in Back of the Yards. These five come up most, given the housing. See all HVAC services.
Furnaces in workers’ cottages and two-flats built for stockyard families, including older units that need a careful safety check.
View details ↗02Boilers in two-flats and cottages that kept their radiators, including leaking valves and low-pressure shutdowns.
View details ↗03Fall safety checks for older equipment: heat exchanger, venting, safety controls and a carbon monoxide test.
View details ↗04Efficient cooling for small homes without ductwork, replacing window units.
View details ↗05Water heater replacement in older basements, with the vent and chimney checked every time.
View details ↗What comes up in Back of the Yards homes.
Ask a proA crack can let combustion gases into the air. If found, the furnace is shut down and you’re told why.
Get everyone out and call 911 or Peoples Gas from outside. Have the equipment checked before using it again.
Long, leaky ducts lose heat before the far rooms. Sealing helps.
Schedule a fall check every year for older furnaces and boilers. It’s the best time to catch safety problems.
Keep working carbon monoxide alarms on every floor, especially near sleeping areas.
Call us if your question isn’t answered here.
(312) 924-7223Back of the Yards is in 60609, part of our South Side coverage. Every residential zip code in Chicago is covered; call with yours if you’re not sure.
Around 15 to 20 years is typical. An older furnace needing a major repair, or with a cracked heat exchanger, should be replaced.
Leave immediately and call 911 or Peoples Gas from outside.
If the boiler itself is sound, yes: cast iron boilers can run for decades. If sections leak or the heat exchanger is cracked, replacement is the safer choice.
Call (312) 924-7223 and describe what’s happening. We connect you with a local technician and you get a free estimate before any work starts.
Green Leaf Heating & Cooling connects Chicago homeowners with local HVAC technicians. Repairs and installations are carried out by the independent technicians we connect you with.