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  1. B

    A25C noisy engine

    I will check the valve tomorrow. I will disconnect outlet line on compressor and run engine. ( i put brand new knorr bremse compressor on)
  2. B

    A25C noisy engine

    What does the timing device do?
  3. B

    A25C noisy engine

    When I pulled compressor gear off and run engine the noise goes away. I am thinking the little bit of load from the compressor is triggering something.
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    A25C noisy engine

    When air has build up to pressure noise goes away. I have the front cover and i still can't pinpoint the noise. I even went to the trouble of pulling the compressor gear off. No noise. Sound like a timing gear noise. I checked the gears they seam ok. Could it be the advance timing ? It sounds...
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    A25C noisy engine

    I put brand new compressor.
  6. B

    A25C noisy engine

    Can some one please. Rebuild A5C engine. When building up air engine makes a noise around timing gear area. As soon as air builds up noise goes away. Got front of engine apart cant see anything.
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