4
Fault finding
Logamax Plus GB062
38
EP
The “OK” button was actually pressed for at least 5 seconds (= reset) or short circuit form low voltage cable to the
frame.
Step
Remedy
1.
Is blinking error code on display?
no:
--> 3.
yes:
B
Press the RESET button and start the boiler again.
EP ? --> 3.
2.
Check the low voltage cable (STB, gas
valve cable) for short circuit to the frame.
B
Switch off the boiler.
B
Cut the main voltage supply.
B
Replace the low voltage cable.
B
Switch on the main voltage supply.
B
Switch on the boiler.
3.
Electronic board (PCB) is defect.
B
Switch off the boiler.
B
Cut the main voltage supply.
B
Change the electronic board (PCB)
B
Switch on the main voltage supply.
B
Switch on the boiler.
(Gradient Monitoring)
Rapid overshooting of the flow water temperature (Gradient control) (Heating circuit is blocked for 2 min.)
Step
Remedy
1.
Are the maintanace valves (flow / return)
open ?
yes:
-->2.
no:
B
Open the valves.
Error continuing ? -->2.
2.
Check the main (WB6) and plate
heatchanger.
Is there any blockages or damages?
no:
-->2.
yes:
B
Remove the blockages or replace it.
Error continuing ? -->2.
3.
Electronic board (PCB) is defect.
B
Switch off the boiler.
B
Cut the main voltage supply.
B
Remove the pump blockage or replace it.
B
Switch on the main voltage supply.
B
Switch on the boiler.
B
END.
Содержание Logamax GB062-24 KDE H V2
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