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Re: 06 FRTLINER COLUMBIA HVAC
Posted to HD/Fleet Forum on 6/5/2013 1 Reply

Dean,

I've attached a chart from the workshop manual. There are two temp sensors in the HVAC case. The upper one is duct temperature, the lower is the evaporator temp sensor. The chart is most accurate at 32 degrees because you can simulate it with an ice an... Login to read more.

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