Скачать или смотреть AISIN University: Understanding Water Pump Weep Holes | AISIN Tech Tips

Understanding Water Pump Weep Holes | AISIN Tech Tips

Ever noticed a small leak or crusty buildup near your water pump and wondered if it’s normal? In this video, AISIN’s experts explain the purpose of the weep hole—a small but critical feature found between a water pump’s bearings and seals.

You’ll learn:
• Why OEMs design water pumps with a weep hole
• What those small coolant leaks actually mean
• Why sealing a weep hole with epoxy is a bad idea
• How hidden weep holes work on engines like the Nissan VQ V6 and Chrysler 2.7 V6
• How to identify and clean coolant passages when replacing a pump
A small leak doesn’t always mean a failed pump. Sometimes, it’s part of the design. Learn how to identify, service, and install with confidence.

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