31
EN
If the energy cell is started after a due service date has
elapsed, a message to the effect that servicing is due is
displayed briefly at regular intervals. This message
appears for around 5 seconds at intervals of approxima-
tely 30 seconds.
Service
Warning symbols may appear in the system and favou-
rite displays. These are explained below:
-
„Pred“
The system output was reduced for reasons of
temperature - cold start or overtemperature
-
„Pmax“
The maximum system output was reached
Warnings
-
„Perm Test“
Permeation test is in progress. This is an automatic
test to determine whether the hydrogen permeability
of the membrane conforms to the specifications.
-
„H
2
-Sensor“
This indicates that a function test of the hydrogen
sensor is imminent. The warning appears from 200
operating hours before the function test is due.
If the deadline for the function test of the hydrogen
sensor has passed, the warning symbol indicates
that the function test was not carried out on time.
This shows the following for the start and back-up
battery
-
battery voltage (V)
-
output current of the energy cell (A)
Battery display
WARNING!
Starting up the device without having performed safety-related
maintenance work is done at your own risk. The manufacturer accepts no
liability for damage caused by inadequate maintenance or the non-perfor-
mance of maintenance.
WARNING!
Starting the device with an H
2
sensor that was not replaced as
scheduled can cause serious injury or damage and is done at your own risk.
The manufacturer accepts no liability for damage caused by the use of an H
2
sensor with more than 1500 operating hours.
