Daikin EUWA/Y5-30HB/C(Z), Service Manual

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ESIE98–06A The Controller for the EUWA/Y15-30HC(Z) Chillers
Part 2 – Functional Description 2–37
3
2
4
5
1
3.11
t
History Menu
Reading safety info
after shutdown Using this menu you can at all times read the information of the latest shutdowns:
■
The number of times a unit safety or circuit safety occurred
■
The unit status at the moment of the last shutdown.
Screen 1 This screen shows the unit history:
Screens 2-4 These screens show the circuit history:
Line n° Display Description
1
UNIT HISTORY: XXX
x = the total number of unit shutdowns
2
REVERSE PHASE PROT.
FLOW HAS STOPPED
the unit safety: reverse phase protection or flow switch
3
INLET WATER
inlet water temperature
4
AMB.
ambient temperature
4
COOLING/HEATING
operation mode: cooling or heating
Line n° Display Description
1
C1/C2/C3 HISTORY: XXX
x = the total number of circuit shutdowns
2
OUTL. WATER
outlet water temperature
3
INLET WATER
inlet water temperature
4
AMB.
ambient temperature
4
COOLING/HEATING/
DEFROST
operation mode: cooling, heating or defrost