Vanagon F4-1915cc 1.9L (Water Cooled) (1983)
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Coolant: Service and Repair
Antifreeze Hydrometer, Checking
Calibration of hydrometer must be checked frequently to ensure accuracy.
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mix a 50/50 mixture of antifreeze and water together in a small container
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hydrometer should read -35° C (-30° F)
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if not, put a mark (paint dot) to indicate where -35° C (-30° F) should be.
