The heating coil of a water heater turns ON if the temperature of hot water in the tank ((T_{wh,j})) goes below the certain value, and the coil turns OFF when (T_{wh,j}) exceeds the set value.
On another occasion a magnetospheric response to heater turning on and off was found from magnetic pulsation observations over a frequency range up to 5 Hz (the upper frequency limit of the sensitive magnetometer at Kilpisjarvi, located near Tromsø).
Those savings add up -- especially when the A/C turns on while you're away from the house, or when the heater turns on during the night.
The water bath containing L. peronii individuals that were assigned to the SYNC treatment had four 55 W aquarium heaters that turned on at 1000 and one 55 W aquarium heater that turned on 1200 using electronic timers.
When the heater is turned on in a car that is cold, internal water condensation on the cold parts can cause a sliding component inside the pedal assembly to stick instead of moving smoothly.
The response manifests itself about 1 min after the heater is turned on and off.
Suppose '… in a cold place, the heater is turned on for an hour, bringing the room to a bearable temperature.
