1979 Mercedes Benz 240d Air conditioner

1979 MERCEDES BENZ 240D
250,000 MILES • 2.4L • 4 CYL • RWD • MANUAL
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DAZZA101
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I am about to purchase a 1979 Mercedes 240D W123 and the air con. is not working .
What is the most common problem this model Merc experienced regarding air cons not working?
thanks Dazza
Feb 17, 2015 at 8:26 AM
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JACOBANDNICKOLAS
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Honestly, there isn't one common thing. Since it isn't working, there could be many causes that won't be recognized until someone tries to recharge the system. There could be leak, a bad compressor, a bad compressor clutch, pressure switch, cycle switch, wiring problem and the list goes on and on.
Feb 17, 2015 at 7:09 PM