Ferroli JOLLY TOP 3V Installation & Owner's Manual page 20

4. Insert the cable of the rear cover into the installation box (cassette type). Use
pan head screws to fix the rear cover of the wired controller on the installation box
(cassette type); connect the flat cable that connects the front and rear PCBs.
Cross recessed head screw
Front cover of
wired controller
● Do not overtighten the pan head screws, otherwise the rear
cover of the wired controller may deform and cannot be
levelled on the wall surface, which makes it difficult to install
or not securely installed.
Rear cover of wired
controller
Connection power
supply board
WARNING
07
Installation box
(cassette type)