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Old 26-09-2010, 06:05   #16
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Join Date: Jun 2007
Location: SW Florida
Boat: FP Belize, 43' - Dot Dun
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Quote:
Originally Posted by gonesail View Post
maybe someone can help .. i am in process of replacing the water seal on this 3GM pump (721575-42701) .. have seal and washer in hand. inside seal is circular spring. looks like seal goes into pump first with spring facing towards rear of pump where bearings are .. then rubber washer .. then the shaft. i can't find any diagrams online. pictures worth a thousand words here i know. cheers.
The spring on the lip seal always faces the water.
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Old 26-09-2010, 06:10   #17
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Join Date: Jun 2007
Location: SW Florida
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Call Depco Pump in Clearwater, FL. They have a staff that is very knowledgeable about marine pumps.

Depco Pump Company

800-446-1656
727-446-1656
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