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  1. #1

    Confused

    Can anybody tell me how to find out the age of an old westinghouse unit? Model# K180Q31---Style= AP, Serial# MBS12 Thanks in advance for any help you can offer...

  2. #2
    Thats probably a Model IK180. 15 ton RTU. Just guessing, its 25-30 years old. If you really need the maufacture date, I should have some old literature at work to decipher the serial number.

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