DeLonghi DOMFP Installation And Use Manual page 6

FITTING REQUIREMENTS
The appliance must be built-in in a standard module of 60 cm width and depth.
It is to be fit in a module having the clearance as shown in the pictures.
On the lower side, the oven must lay on supports standing the oven weight.
The ovens are secured by four screws that pass through the surround. They must
locate firmly and squarely in the edges of the cabinet or add panels to achieve a
secure location.
Some appliances are supplied with a protective film on steel and aluminium
parts. This film must be removed before using the appliance.
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Figure 2