Daikin UAA-ST3M - Page 47

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Alarm
Evaporator Water Flow Loss
Code:
UnitOffEvapWaterFlowOffNormal
Category:
Critical
Trigger
Action
Unit immediate shutdown
Reset method
Case 1: 1
st
2 alarms = Auto reset, 3
rd
occurrence alarm = Manual reset
Case 2: Manual reset
Reset
Condition
Water flow switch contact = Close
Solution
Check and make sure water flow meet recommended requirement
Confirm Time = 15 sec?
Alarm
Yes
No
Water flow switch contact
= Open?
Confirm Time
= 5 min?
No
No
Yes
Pump is running?
No
Yes
Pump runtime ≥ 30 Sec
Yes
No
Evap Pmp Ctrl = #1 Only?
Water flow switch contact
= Open?
Yes
Yes
Yes
No
No
Case 1
Case 2