Williamson oil furnace

[actorma]

Can anyone tell me the year of my Williamson oil forced air furnace? Any other information you can give me about the furnace would be great, too. This IS a Williamson, right, even though it says "Underwriters Laboratories"? Thanks!! [^]

[:-magnify

In case you can't see the image well, these are the numbers on the faceplate:

NO.: R-880764

MODEL NO: 1167-10-5 D58

SERIAL NO: 7913153

Click to Enlarge

32.84 KB

[Bill Kibbel]

Williamson = 1st 2 digits of the serial number is the date of manufacture. 1979