Thread: what switch turns on the aux. fans? 300E
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Old 02-12-2008, 04:27 PM
Arthur Dalton Arthur Dalton is offline
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Join Date: Aug 1999
Location: Florida / N.H.
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You do not understand..
There are TWO relays ..one for a/c fan [ low speed] and one for HIGH speed ..[ temp sensor].

Do you hear a relay click when you remove the blu 2 wires sensor ???????????????????????????/
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