Daikin RZQ100B8V3B Service Manual page 114

Indoor Unit Functional Concept
1
Float switch
activation during
thermostat ON
2
3
4
Used inputs
5
2–30
1 The thermostat is immediately turned OFF.
2 The drain pump continues to operate for minimum 10 minutes (even if abnormality is solved within
the 10 minutes).
3 If the float switch closes again within 80 seconds, cooling operation can restart within the 10
minutes recovery period.
Water level
abnormality
Float switch
Normal
ON
Compressor
OFF
ON
Drain pump
OFF
Abnormal
Error processing
Normal
Input
Float switch (33H)
5 min
Connection on indoor PCB
X15A
ESIE05-03
5 s 5 min
Connection on outdoor PCB
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Part 2 – Functional Description