Re: AD-12 overheating – new impeller too!!

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May 10, 2017 at 11:04 pm #57470
ERROL STILLINGS
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    Understand your reluctance to pull the powerhead – but – have you checked the head gasket? With the powerhead removed you can also check the
    crud buildup in and around the head. A head gasket that is "going" or "gone" …..