HP Modular Cooling System User Manual

Page 17

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Web interface 17

Solution:

1.

Verify water supply and that the MCS unit is receiving water.

2.

Verify that the High Temperature Emergency Door Opening Threshold is not less than 5°C (41°F)
above or more than 20°C (68°F) above the Server Intake Temperature Set Point, or that it is not

below the Water Flow Loss Emergency Door Opening Temperature Threshold.

3.

Adjust the temperature in the Server Intake Temperature Set Point or the Water Flow Loss Emergency
Door Opening Temperature Threshold fields to prevent false alarms.

IMPORTANT:

Use caution when entering temperatures in the Emergency Door Opening fields.

Setting the temperature thresholds too low might cause the MCS unit to shut down.

The condensation pump has exceeded x cycles

Indicators Meaning

Operator display alarm message Excessive Moisture
Web interface alarm message

The condensation pump has exceeded x cycles

Condition

The water level has exceeded the permissible level of the condensation

pump sensor

Modules or sensors

Condensation pump sensor

SNMP notification

Warning

Type of message

Warning

Solution:

1.

Look for leaks or determine if condensation is the cause.

2.

If no leaks are found, adjust the temperature in the Excessive Moisture: Condensation Pump Cycles
Warning Threshold field.

IMPORTANT:

Use caution when entering temperatures in the Condensation Pump Threshold

fields. Be sure to determine the proper default settings to prevent false alarms, without masking

problems with the MCS.
Default settings will vary, depending on the humidity level of your data center and the heat

load generated by the equipment in the MCS.

The condensation pump has run more than x seconds

Indicators Meaning

Operator display alarm
message

Excessive Moisture

Web interface alarm
message

The condensation pump has run more than x seconds

Condition

The water level has exceeded the permissible level of the condensation pump sensor.

Modules or sensors

Condensation pump sensor

SNMP notification

Warning

Type of message

Warning

Solution:

1.

Look for leaks or determine if condensation is the cause.

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