If the thermal bulb of an expansion valve is incorrectly placed at the center of the coil instead of the end, it will （）.<br>A:increase the capacity of the coil<br>B:increase the superheat at the bulb<br>C:deliver more refrigerant to the coil<br>D:decrease the capacity of the coil

If the thermal bulb of an expansion valve is incorrectly placed at the center of the coil instead of the end, it will （）.
A:increase the capacity of the coil
B:increase the superheat at the bulb
C:deliver more refrigerant to the coil
D:decrease the capacity of the coil

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