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SCW Series Central Chilling Stations Page 59 of 77
Two hourmeters are kept for each pump in the system. The first is
a lifetime meter. This measures the total time that the pump has
been operational in the lifetime of the chiller. The second is a
resettable hourmeter. This hourmeter can be cleared to monitor
run time on specific intervals. In order to clear the resettable
hourmeter, press the appropriate “Hour Meter Reset” button (as
prompted on the screen)
8-6 Viewing Active Alarms and Handling Alarm
Conditions
These two screens let you view any active alarm conditions as well
as the alarm history for the entire history. The list of system
alarms that are tracked are as follows:
Chilled Water High Temperature Alarm
Chilled Water Low Temperature Alarm
Compressor Motor Protector Fault (One for each compressor)
Chilled Water Circuit Low Flow (One per chilled water circuit)
Chilled Water Circuit Freezestat (One per chilled water circuit)
Pump 1
Pum
p
1
Pump 2
Pum
p
2
Pumps: