10.2 Diagnosis & measures
The following tables describe possible measures for remedying failures. If the measures
suggested do not correct the failure, please contact the SolarMax Service Centre im-
mediately.
10.2.1 General troubleshooting
Cause Steps
The display remains blank DC disconnector Q1 is
switched off.
Switch on DC disconnector
Q1.
Irradiation too low. Wait until the irradiation is
sufcient.
Strings disconnected. Check PV generator and
correct disconnection.
Internal failure. Notify the SolarMax Service
Centre.
The PV generator is connected
incorrectly (plus and minus
connections have been mixed
up).
Connect the PV generator
properly.
10.2.2 Warnings
Warning Cause
Measure
Failure fan A fan is defective or dirty. Contact the SolarMax Service
Centre.
Temperature limitation The feed-in power has been
temporarily reduced to
limit the temperature of the
inverter.
Clean the fan grids and
improve ventilation in the
operations room.
Failure temp. sensor A temperature sensor in the
inverter has failed.
Contact the SolarMax Service
Centre.
Burst error The inverter disconnected
from the grid ve times or
more on the same day. The
warning is displayed for the
remainder of the day. The error
counter will be reset when
the system is restarted in the
morning.
Check your plant’s status log-
ger in MaxWeb xp (if present)
or check the grid parameters.
If this happens repeatedly,
contact our SolarMax Service
Centre.
To Next Page
Loading...
