If a duct-mounted electric heater is to be installed and it is discovered that the heater is too long to fit inside the duct (the duct is 10 inches high and 14 inches wide and the heater is 91/2 inches high and 18 inches long), what can the technician do to properly complete the installation?
A. Install the heater at an angle.
B. Cut a slot in the duct work and allow the heater to protrude 4 inches out of the duct.
C. Return the heater to the supply house and obtain the correct size heater.
D. Cut the ends of the coils off the heater and increase the fan speed.
Answer: C
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