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2006-08-13 07:00:48 · 1 answers · asked by Sheila S 1 in Education & Reference Other - Education

A hale pump if the pump on a fire engine. THere is a pump cooling line on it that can be turned off and on.

2006-08-13 07:02:15 · update #1

1 answers

As a guess, if not needed at that particular time, it would save on the life of the cooler, and might possibly keep the pump from becoming too cool.

2006-08-17 01:44:45 · answer #1 · answered by Gonzo 4 · 0 0

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