25.
After the cold and hot water temperatures have been reached, turn the Red Heater/Compressor
Switch off.
Red Heater and Compressor Power
Switch must be in the O=OFF
position while the hot tank is empty. Damage could occur within one
minute and the overload (high limit) will require manual reset if heater
is turned on with an empty hot tank.
WL270
Operating, Installation, and Service Manual Page 15 - Revision: 4-7-2015