HP Performance Optimized Data Center (POD) 40cp manual Humidistat, Removing the humidistat

Page 47

6.Replace the humidifier cover (1), and then secure the cover with four screws (2).

7.Open the water supply isolation valve on the HP POD 40c NA exterior.

8.Connect the water supply line to the humidifier on the HP POD 40c NA exterior.

9.Close the associated circuit breaker in the ECS cabinet.

10.Press the power button on the outside of the humidifier to power up the humidifier.

Humidistat

The humidistat is located in the cold aisle humidifier bump out.

You need a screwdriver and a flathead screwdriver for installation.

Removing the humidistat

1.Press the power button on the outside of the humidifier to power down the humidifier.

Removal and replacement procedures 47

Image 47

Contents Abstract Page Contents Periodic maintenance Contacting HP Parts and part number identification Illustrated parts catalogStructural component identification Life safety component identification Component Description Electrical power component identificationExternal panel labels Front view shown Callout Electrical safety label Description Control cabinet component identification Electrical safety label DescriptionHP POD 40c NA racks Cooling system component identificationCold aisle clearance Aisle clearancesHot aisle clearance Replaceable componentsOperator safety Removal and replacement proceduresSafety considerations Removing the air filter Fire detection and suppressionAir filter Replacing the air filter Removing the busway drop box Busway drop boxReplacing the busway drop box Differential pressure sensor Replacing the differential pressure sensor Removing the differential pressure sensorReplacing the door position contact Door position contactRemoving the door position contact Removing the drain pan sensor Drain pan sensorReplacing the drain pan sensor Removal and replacement procedures Removing the ECS touchscreen ECS touchscreenReplacing the ECS touchscreen EPO buttonRemoving the EPO button Replacing the EPO button Removing the EPO LED indicator EPO LED indicatorsReplacing the EPO LED indicator Replacing the EPO thermister EPO thermisterRemoving the EPO thermister Removing the external chilled water flow actuator External chilled water flow actuatorRemoval and replacement procedures Replacing the external chilled water flow actuator External chilled water flow valveReplacing the external chilled water flow valve External pressure gauge isolation valveRemoving the external chilled water flow valve Replacing the external pressure gauge isolation valve FanRemoving the external pressure gauge isolation valve Removing the fan Replacing the fan Removing the fan bank Fan bankReplacing the fan bank Removing the fire strobe light Fire strobe lightReplacing the fire strobe light Humidifier Removing the humidifier Removal and replacement procedures Replacing the humidifier Removing the humidistat HumidistatReplacing the humidistat Removal and replacement procedures Removing the humidity sensor Humidity sensorRemoval and replacement procedures Replacing the humidity sensor Removing the LED light LED lightReplacing the LED light Temperature sensor cold aisleRemoving the cold aisle temperature sensor Replacing the cold aisle temperature sensor Removing the hot aisle temperature sensor Temperature sensor hot aisleRemoval and replacement procedures Replacing the hot aisle temperature sensor Removing the Vesda filter Vesda filterReplacing the Vesda filter Qualified personnel Periodic maintenancePeriodic maintenance overview Cooling system maintenance scheduleLeak detection maintenance ECS Humidifier if installedPOD Shut Down Required ElectricalVesda Fire alarm and suppression systemHP POD 40c NA structure Life safetyThird-party components Access controlPeriodic maintenance Electrical specifications SpecificationsGeneral specifications Thermal and air flow performance Water specificationsRack specifications Environmental specificationsOptional features specifications HP contact information Contacting HPBefore you contact HP Regulatory information Safety and regulatory complianceWarranty information AHJ GlossaryPDU Documentation feedback Index Temperature sensor

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