107
Service manual
Daikin R32 Rooftops UATYA-B
ESIE21-02 – 2021.03
Low pressure alarm from transducers
Alarm code
AL203 for circuit 1; AL204 for circuit 2
Reason for activation
With unit running, if the value measured by the pressure probe is <=PAL2
Reset
When the value measured by the pressure probe is > than the difference between PAL2
and PAL3
Reset mode
Automatic, and becomes manual after PAL4 occurrences/hour
Alarm icon
Flashing
AlarmLog
Yes
Alarm relay
Based on “alarm.conf” file
Devices
Behaviour in the event of an alarm
Compressors
Only the compressors of the circuit involved are switched off
The other devices
They follow their control
4 Alarms
Summary of Contents for UATYA-B
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