On Sat, 9 Mar 2019 08:13:00 -0000, "Brian Gaff"
wrote:

Sounds a bit odd if the lamp and the thermostat are linked. problem waiting
to happen if they rely on a bulb as a ref or something.
Brian

Exactly. Mine is manually operated with a switch. If I forget to
turn this on in cold conditions the food in the freezer goes soft. I
promise you all it is true.