Tech
Here the user may choose the language version of the controller.
III.g) Software information
When this option is selected, the display shows the logo of the CH boiler
manufacturer as well as the software version used in the regulator.
III.h) Protection
After selecting Protection icon, the main menu shows a panel enabling the user
to adjust the settings of the parental lock. When Auto-lock is selected, a panel used
for activating and deactivating the lock appears on the screen. In order to set the
PIN code, which is essential to operate the controller when the lock is active, press
PIN code icon.
III.i)Service menu
In order to enter the service menu of the ST-408N controller, enter
a 4-digit code. The code is available in TECH company.
IV.Fitter's menu
IV.a) Pump Anti-stop
When this function is active, the valve pump is switched on for 2 minutes
every 10 days. It prevents water in the installation from stagnation outside the
heating season.
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