HDEE / HDEEM
8
8
FUNCTIONING WITH TIMER (OPTIONAL)
The boiler may optionally be supplied with a timer, which can be fitted to the main control panel. Both
the boiler and the timer are equipped with a quick fixing system using the 12-way connector
(X12)
shown on the electrical diagram. The procedure for this is described in the installation and operating
instructions enclosed with the timer.
9
SWITCHING OFF THE BOILER
To totally switch off the boiler, turn the main switch to
“O”
.
10
BOILER MAINTENANCE
10.1
Safety device maintenance
Check the thermostats and safety devices are working correctly.
Check the heating circuit pressure relief valves, and the domestic hot water circuit if applicable.
10.2
Recommendations
Boiler maintenance is recommended at least once a year.
Maintenance must be carried out by qualified technicians.
To keep the boiler in perfect working order, a yearly overhaul must be performed by
DOMUSA
TEKNIK
’s authorised personnel.
- It is recommendable to exhaustively check the boiler once a year.
- The installation pressure should be kept at 1 - 1.5 bar.