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20 Why the hole at the bottom of the impeller housing? |
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20 Why the hole at the bottom of the impeller housing? |
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This article is from the VW Technical FAQ, by with numerous contributions by Jan Vandenbrande others.
A: To keep the bearings dry. Moisture is the death of bearings. Seals are
never quite perfect, thus the hole. From: borowski@spk.hp.com (Don T.
Borowski)
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