The setpoint transfer from a day-time to a night-time setpoint, when a dual-temperature thermostat is used, is made by changing the air pressure from
a. 3 kPa to 15 kPa
b. 5 kPa to 25 kPa
c. 20 kPa to 90 kPa
d. 0 kPa to 100 kPa
e. 100 kPa to 125 kPa
Answer: E