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Operating Manual | Attachment and Installation Cooling Units | Standard Controller (SC) – 400 / 460 V, 3~ | 086100125 59/66
Error no. Fault/unit behavior Possible causes Remedial measures
Er08 LED: flashes Sensor 2 (TS2) defective. Replace sensor 2 according
to the unit type.
Sensor 2 is plugged to the
card, not permanently
soldered.
Compressor: ON
Evaporator fan (internal): ON
Condenser fan (external): ON
Fault signal contact:: Open
Er15 LED: flashes Antifreeze (option):
Antifreeze-Sensor ≤ 1°C.
Safety cut-out because the
evaporator is threatening to
ice up.
Restart operation after
condensate has
evaporated.
A restart is only possible by
disconnecting and
reconnecting the mains
voltage.
No other reset is provided
for safety reasons.
Clean the fins of the heat
exchanger
(internal/external). Check
switch cabinet for leakages.
Select a higher switch
cabinet temperature
setpoint.
Check the evaporator fan
(internal) function.
Compressor: OFF
Evaporator fan (internal): OFF
Condenser fan (external): OFF
Fault signal contact:: Open
Tab. 15: Possible error messages (continued)
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