11- ERROR CODES AND DESCRIPTIONS
ERROR TYPE
DESCRIPTION
ERROR CODE
Limit Thermostat
Protection Error
This error is displayed if the temperature read by one of the
central heating outlets or return temperature sensors is above
107°C. The error must be reset when the temperature reduces to
85°C.
H03
Central Heating Return
Temperature Sensor
Error
This error is displayed if the central heating return temperature
sensor is short or open circuit, or damaged. Domestic water and
central heating demands are stopped. When this error is cleared,
normal operation begins.
L33
Central Heating Outlet
Temperature Sensor
Error
This error is displayed if the central heating outlet temperature
sensor is short or open circuit, or damaged. Domestic water and
central heating demands are stopped. When this error is cleared,
normal operation begins.
L35
Central Heating Outlet-
Return Sensor Change
Test Error
This error is displayed when the central heating outlet temperature
sensor and return temperature sensor change test fails. The error
is cleared by reset.
H80
Too Frequent Error Reset
Error
This error is displayed when 5 error resets are performed within 1
hour. Domestic water and central heating demands are stopped.
This error can only be cleared by disconnecting the power to the
mainboard.
L13
10.4- Error Preventive Functions
10.4.1- Anti Freeze Protection:
During the winter season, when the water temperature of the
installation drops below 6⁰C, anti freze protection is activated and the device keeps on heating until
water temperature reaches to 15⁰C. Below conditions must be provided and controlled by the customer
for anti freze protection to work properly:
- Power supply of the device must bu connected
- Radiator valves must be open
- Water pressure of the system should be proper
- Anti freze protection function does not protect your installation, it protects the device
- If the device will not be operated in locations where there is a risk of freezing, the water of the device
should be drained and antifreeze solutions should be used.
10.4.2- Pump Anti-Blocking Function:
In situations that the pump is not turned on for 24 hours
straight, pump is turned on for 5 seconds to prevent it to be stuck. This function is active in error status
and stand by mode.
10.4.3- 3 Way Valve Anti-Blocking Function:
In situations that the 3 way valve is not turned on for 24
hours straight, 3 way valve is turned on and changes position for 10 seconds to prevent it to be stuck. If
a heat demand occurs during this procedure, anti blocking function is interrupted and the valves takes
the position of normal working condtion. This function is active in error status and stand by mode.
10.4.
4
- Maintenance Reminder Function:
After the time period that the device stays connected to the
power upply reaches 8760 hours (1 year), the customer is informed that the annual maintenance time
has come by flashing “ASE” characters and steady alarm icon on the screen. During this notification,
the functionality of the device does not change. If the customer confirms this notification by pressing K1
button, timer is reset and the reminder does not appear for another 8760 hours.
In case the customer has periodic maintenance service, service resets the clock and 8760 hour period
starts over.
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