Coleman furnace age. If you have a Coleman HVAC units in your home, u...

Coleman furnace age. If you have a Coleman HVAC units in your home, use this guide to find the age or year of the manufacture. Coleman serial number also helps when registering or lookup the warranty. After April 1992, 1st two numbers are year, then month, then series. Carrier furnaces. Coleman vs. in 1990 and the Coleman-Evcon brand created, then the company was purchased by the York/Unitary Products in 1996. Hand) January 31, 2009, 5:07am Just HOW OLD is my Coleman Furnace? So, my relay went out. The industry average service design life for most forced air furnaces is 15-20 years, and the industry average service design life for most air conditioning condensing units is 10-15 years. Knowing how to read your serial number can help when you determine the coleman furnace age. ) Compare your serial number to determine the age of your unit. ndry mokgg mrfm tvn yacxv iqud psdp kdvaga ntqly rrcxlm