Airedale SmartCool 11-233kW - Manual (Page 186)

SmartCool
TM
- D Precision Air Conditioning
186
Precision Air Conditioning
Installation, Maintenance and Commissioning Manual :6877419 02/2013
Code Description
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Cause Action
AL045 EEV Driver 1 MOP Alarm Ÿ
Indicates that the
evaporating temperature
has exceeded the MOP
limit. During alarm the EEV
modulates the valve closed
to reduce the operating
pressure whilst maintaining
superheat.
This alarm can be manually reset once
the system has brought the
evaporating temperature below the
MOP limit.
AL046 EEV Driver 1 LOP Alarm Ÿ
Indicates that the
evaporating temperature
has exceeded the LOP
limit. During alarm the EEV
modulates the valve open
to increase the operating
pressure whilst maintaining
superheat.
This alarm can be manually reset once
the system has brought the
evaporating temperature below the
LOP limit.
AL047
EEV Driver 1 Low Superheat
Alarm
Ÿ
Indicates the superheat
has exceeded the low
superheat limit. During the
alarm compressor 1 is
switched off.
This alarm can be manually reset once
the system has brought the superheat
above the low super heat limit.
AL048
EEV Driver 1 EEV Not Closed
After Power Fail
Ÿ
Indicates that the EEV did
not close once power was
restored, during alarm
compressor 1 is switched
off.
This alarm is manually reset.
AL049
EEV Driver 1 High Superheat
Alarm
Ÿ
Indicates the superheat
has exceeded the high
superheat limit. During the
alarm compressor 1 is
switched off.
This alarm can be manually reset once
the system has brought the superheat
below the high super heat limit.
AL050
EEV Driver 1 S1 Probe Error
Evap. Pressure
Ÿ
Indicates an error with the
evaporating pressure
sensor. During alarm the
controller will automatically
switch off the compressor.
This alarm can be manually reset once
the sensor is proven to be working
correctly.
AL051
EEV Driver 1 S2 Probe Suction
Line Temp
Ÿ
Indicates an error with the
suction line temperature
sensor. During alarm the
controller will automatically
switch off the compressor.
This alarm can be manually reset once
the sensor is proven to be working
correctly.
AL052
EEV Driver 1 S3 Probe Error
Suction Line Temp
Ÿ
Indicates an error with the
suction line temperature
sensor. During alarm the
controller will automatically
switch off the compressor.
This alarm can be manually reset once
the sensor is proven to be working
correctly.
AL053 EEV Driver 2 Motor Error Ÿ
Indicates an motor error
within EEV diver 2. During
this alarm compressor 2 is
switched off.
This alarm can be manually reset once
the problem with the EEV is resolved
AL054 EEV Driver 2 EEPROMM Error Ÿ
Indicates that there has
been an error between the
data stored within the
eeprom memory and the
data stored in the
controller. During the alarm
the EEV is closed and
compressor 2 is switched
off.
This alarm can be manually reset once
the problem with the EEV is resolved
Troub
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