8 Technical service
This section is for qualified technical personnel
only!
8.1 Error codes
Below is the list of error messages that may appear on the display and
responding actions suggested.
Err# Meaning Action
Err1
Temperature sensor BT1
readout is beyond the range
of 0–300
◦
C during 3 seconds
Check integrity of the sensor
wires, their connections, and the
sensor itself. Fault sensor must
be replaced.
Err2
Temperature sensor BT2
readout is beyond the range
of 0–300
◦
C during 3 seconds
Check integrity of the sensor
wires, their connections, and the
sensor itself. Fault sensor must
be replaced.
Err3
Sensor BT2 readout exceeds
sensor BT1 readout for more
than 20
◦
C
Check that the sensors are con-
nected to proper inputs on the
temperature regulator unit.
Err4
Water in oil detected See Intended use section
17
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