Delta RowCool HCH1CB0, Руководство пользователя, Страница: 54 / 128

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InfraSuite RowCool Precision Cooling –
Chilled Water
No.
Abnormal
phenomenon
Possible cause Elimination method
8 There is a water
stain in the cabi-
net. The humidity is too high.
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mode to reduce the internal humidity of the
data center.
The inlet water temper-
ature is too low. Adjust the water supply temperature of the
chiller (5-15 degrees are ideal).
The fan speed is too
low. Adjust the fan speed.
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abnormal.
Make sure of the electric connection of the
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The drain pump is ab-
normal.
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normal.
The piping is abnormal. Inspect if the chilled water pipeline and other
pipelines are normal.
9 There is water
leakage at the
cabinet bottom. The condensed water
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Observe if the water level in the condensed
water pan is too high, inspect the con-
densed water pump, and make sure the
condensed water pipe (without bending,
damage or blockage) is correctly connected
and the draining is normal. If upper piping is
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meters.
The pipe system leaks. Inspect and repair the leaking site.
The cabinet is not on a
leveled base. Use the levelers to level the cabinet.
The thermal insulating
rubber layer of pipe is
damaged. Inspect and repair the damage site.
10 The EPO does
not act. The EPO wire goes off. 1) Inspect if the wiring is correct.
2) Contact service personnel to see if the
EPO is set as Off (default: Off).
11 The signals of the
remote sensors
are abnormal. The remote sensors are
not correctly located.
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12 The three-way
ball valve has no
response. The actuator is not cor-
rectly connected. Re-set the actuator.