11002347AA
date of change: 20.08.2014
Page: 8/19
ATTENTION:
The factory setpoint is 1°C.
This setpoint has to be adapted to the storage temperature
of the transport goods!
ATTENTION:
The factory minimal setpoint „S.LS” is adjusted to -25°C.
In case of use as a chilling unit the parameter „S.LS” has to
be adjusted to 0!
3.3 Sampling of operating hours
Switch-on control unit FR4.1 with button .
Press button once. Now the total operating hours of the refrigeration unit will be indicated for
approx. 5 seconds.
3.4 Sampling of operating hours since last service
Switch-on control unit FR4.1 with button .
Press button twice. Now the operating hours of the refrigeration
unit since the last service are indicated for approx. 5 seconds.
3.5 Sampling of the temperature values of room sensor and
evaporator sensor
Press button once; the display shows alternately blinking „Pr 2” and the measured evaporator
temperature. By pressing button once again, „Pr1” is indicated in the display alternately blinking
with the measured room temperature.
After 15 seconds the display switches back to the current room temperature.
4 Faults – indications and signals
The display shows faults by blinking indication.
If there is a fault, no control is possible!
Indication Description
Fault source
”E1”
Fault with room sensor
Cable rupture or sensor short-circuit
”E2”
Fault with evaporator sensor Cable rupture or sensor short-circuit
