A circuit breaker should be installed to prevent power overload as a built-in oven normally consumes more than 220 Watts (10A).
Both gas ovens and electric ovens have different advantages according to purpose of use. A gas oven is suitable for a commercial use while an electric oven offers better temperature control making it more suitable for home use.
A built-in oven can be installed in a mortar counter provided that the installation instructions and recommendations be carefully followed.
The oven has an automatic temperature detection system. When the temperature reaches the predefined temperature, the lamp goes out.
Yes, if internal parts are not broken, the oven can still function well.