INSTALLATIoN
Troubleshooting
LED indicators
1
2
3
1 Lights up red in the case of a fault
2 Indicator yellow in heating mode / flashing when the output
limit is exceeded
3 Flashes green if the PCB is receiving power
46
| DEM
Activating the safety pressure limiter
1
2
1 1-pole safety pressure limiter DEM 4 / DEM 6
2 2-pole safety pressure limiter DEM 3 / DEM 7
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