8
Code “05”
- The boiler is overheating and
the Safety Thermostat has triggered.
Move the SUMMER/WINTER Selector on the
0 /
reset
position until the red
led turns off (this may take a while to allow the boiler to cool). Once the led
is off move the selector to the desired position (Summer
or Winter
).
If the boiler locks out again please call the group service for assistance.
Code “05”
- The boiler fl ue is overheating and
the Flue Safety Thermostat has
triggered;
The thermostat must be replaced by the installer. Please try the following
process, if it does not work then call group service for assistance.
Move the SUMMER/WINTER Selector on the
0 /
reset
position until the red
led turns off (this may take a while to allow the boiler to cool). Once the led
is off move the selector to the desired position (Summer
or Winter
).
If the boiler locks out again please call the group service for assistance.
Code “21” - You have insuffi cient water pressure
(0.5 bar or lower).
Repressurise the system to the optimum pressure of between
1-1,5 bar
(cold)
by following the procedure outlined in the paragraph “Commissioning”
in the section reserved for installers (in this manual).
If a system continues to lose pressure it would suggest a system leak and
the system should be inspected for water loss. Also check that all radiators
bleed points are closed or have not been recently opened before checking
the system.
