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Recent content by dbdoug

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    Volvo Penta MD7A Thermostat Housing Leaks

    In the attached photo of the thermostat housing of the Volvo Penta MD7A, the hole at the right receives a 1/2" pipe that runs from the impeller pump housing at the back of the motor. The bushing in the photo goes in the hole. The other photo shows the end of the pipe. There's a bead near the...
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    md7a 110s low water flow

    MD7A Remove Thermostat Housing My MD7A is overheating. Water is coming out the exhaust port, at what seems like an adequate rate, but I have no frame of reference. I installed a new impeller in the water pump, which did not fix the problem. I'm now trying to remove the thermostat housing to...
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