ISA GE MY20, User Manual

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26
GE MY20
IT
2020-02
428001235037
Use and maintenance manual
15.1 USER INTERFACE
LED
ON (Steady) FLASHING OFF
Compressor active Delay, protection or activation blocked. Other
Defrosting in progress Activation manually or from D.I. Other
Fans active / Other
Energy-saving active
Reduced set active
Access to level 2 parameters (Quick flashing)
Other
Presence of alarm Alarm silenced Other
Setting in °F (dro = 1) / Other
Aux Output active Deep Cooling cycle active Aux Output not active
Setting in °C (dro = 0) / Other
ALARMS
FAULT CAUSE
E1 Probe 1
Reading of values outside the operating range
Probe faulty / Short-circuited / Open.
E2 Probe 2 (Defrost)
Reading of values outside the operating range
Probe faulty / Short-circuited / Open.
AH1 HIGH Temperature Alarm Pb1 Value read by Pb1 > HAL after time of tAO.
AL1 LOW Temperature Alarm Pb1 Value read by Pb1 < LAL after time of tAO.
EA External Alarm Activation of digital input (H11 = ±5)
OPd Alarm Door Open Activation of the digital input (H11 = ±4) for a time greater than tdO
Ad2 End of defrost due to Time-Out
End of defrost by time instead of reaching the
end of defrost temperature detected by Pb2.