"Peter Duniho" wrote:

Of course, carb heat also reduces performance, since it lowers the density
of the air coming into the engine. Better to wait for signs of carb ice
and use the carb heat as needed, rather than as a general prophylactic.

In future I will be using carb heat as a matter of course when ambient
conditions are in the "severe" area of the chart. I definitely will not be
waiting for symptoms in such cases.

--
Dan
C-172RG at BFM