AFRISO Maximelder-R, Operating Instructions Manual

Page: 63 / 167

29
Troubleshooting
Minimelder-R / Maximelder-R
EN
9 Troubleshooting
Any malfunctions that cannot be removed by means of the measures
described in this chapter may only be repaired by the manufacturer.
Problem Possible reason Repair
Green LED is not on No supply voltage Apply supply voltage
Mains fuse defective Replace the mains fuse
Flat cable not con-
nected to printed circuit
board Connect the flat cable
to the printed circuit
board
Red LED is on Alarm: Minimum level
or maximum level
reached Remove the cause of
the alarm
Floating probe not con-
nected Connect the floating
probe
Line interruption in the
probe cable Check the probe cable
Red LED does not light
up, even though the
floating probe should
respond Float of the floating
probe cannot move Find a different position
for the floating probe
Floating probe defec-
tive Replace the floating
probe
Red LED is always on,
even though no alarm
is present. Short circuit in the float-
ing probe Check the floating
probe
Line interruption in the
probe cable Check the probe cable
Pressing the Test but-
ton has no effect Control unit defective Replace the control unit
Other malfunctions - Contact the AFRISO
service hotline