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Daikin ZUWV - Page 45

Daikin ZUWV
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SINGLE SCREW CHILLERS IMM
Engineered for Flexibility and Performance 41
Time relay
Abnormal
operation is
detected,
Timing
deviation
exceeds the
maximum
range of 10%
High voltage
switches
The cut-off
value exceeds
the calibration
value (+0.05,
-0.08)
Low voltage
switches
The cut-off
value exceeds
the calibration
value (+0.05,
-0.03)
Wiring for
loose contacts
(Retighten if
any)
Others
Check Power
supply
Power supply
voltage
exceeds the
range of±10%
of rated
voltage,
phase
unbalance≥2
%
Check water
quality (dirt,
impurity)
Check as GB
standard
filter (Water
suction
conditions)
The sight
glass indicate
yellow

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