The heater uses 0.4 to 1.0 kilowatt-hours
of energy per hour of use. The system does
not have a thermostat. It achieves
maximum temperature after
approximately three hours of operation.
Using the heater longer than three hours
does not improve system performance and
unnecessarily uses electricity.
136
Escape (TM2) Canada/United States of America, JJ5J 19A321 AC enUSA, Edition date: 201706, Fourth-Printing Starting and Stopping the Engine
