Installation guide

Ascari MA12 -p. 37 -
Once a year we recommend to have the boiler checked by a qualified technician.
- Pressure inside the heating circuit needs to be controlled a a regular basis (pressure when cold will have to
remain over 1 bar).
- Frist a few days after cut-over, later at least once a year, check electric connections tightness of the heating
elements and power supply.
- Floor heating: In case of overheat the temperature limitator (60°C) will cut power supply to heating
elements .
- Radiators: The limitator (100°C) also cuts power to heating elements.
- After solving the failure, reset the boiler pressing the small red button in the middle of the sensor's head.
(see §1.3.1).
- Numerous power losses or lack of power: it might happened one (or several) connection(s) from power to
heating elements is(are) defective (powerloss) or cut (power failure). In this case change defective
element(s).
Cut the power supply, drain by using drain tap, disconnect elements, remove elements fastener and
remove/replace damaged element(s). (seer § 1.2 to access heating elements).
View from below
(Access trap-door to elements removed)
Heating elements
Front view
(electric box removed)
O-ring Heating
elements
Element
fastener
Drain tap with hose
Cap with
drain tap
2.25 - Maintenance
2.26 - Overheating and replacement of heating elements