First check the outlet its plugged into to be sure there is actually power there, if not check your breaker box, it may have overloaded the circuit and popped the breaker. if all good there, check the unit for a fuse, which may be blown.
on backside of it you will have to open a cover and there you will find the Fuse. Electric Heaterson backside of it you will have to open a cover and there you will find the Fuse. Electric Heaters
Answers & Comments
First check the outlet its plugged into to be sure there is actually power there, if not check your breaker box, it may have overloaded the circuit and popped the breaker. if all good there, check the unit for a fuse, which may be blown.
Where is the fuse?
on backside of it you will have to open a cover and there you will find the Fuse.
Electric Heaters
You might want to check if the outlet it's plugged into is tied in with a GFI (ground fault interrupter) device