Results 1 to 9 of 9
  1. #1
    Join Date
    Feb 2004
    Location
    chicago suburbs
    Posts
    4,422
    anyone know what circa this Singer gas furnace could be? i don't have the serial number yet.





    Singer model GB1504 12B?????????????????


    i know it's vague. thanks boys.
    FILL OUT YOUR PROFILE!!

  2. #2
    Join Date
    May 2002
    Location
    Houston Texas
    Posts
    6,327
    Looks like 1975 model 100,000 BTU 62.9% efficient.

  3. #3
    Join Date
    Feb 2004
    Location
    chicago suburbs
    Posts
    4,422
    thanks....you guys are fast.
    FILL OUT YOUR PROFILE!!

  4. #4
    Join Date
    May 2000
    Location
    Indianapolis, IN, USA
    Posts
    34,447
    one of these?


  5. #5
    Join Date
    Feb 2004
    Location
    chicago suburbs
    Posts
    4,422
    you guys are REAL GOOD.
    FILL OUT YOUR PROFILE!!

  6. #6
    Is any of the heat exchanger cells rusted threw yet?

  7. #7
    Join Date
    May 2003
    Location
    Ohio
    Posts
    32
    Wow, a 2-stage furnace from the 70's? I knew about 2-stage gas valves back then, but thought they were just used for quieter ignition. I wonder how the 2 stages were controlled in this Singer.

  8. #8
    Originally posted by jultzya
    Is any of the heat exchanger cells rusted threw yet?
    Through?

  9. #9
    Join Date
    Oct 2004
    Location
    The "Burgh"
    Posts
    1,255
    John,

    Where in the world did you find that sheet ???????

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