HP Performance Optimized Data Center (POD) 20cp manual Heat exchanger

Page 51

2.Replace the two screws to secure the chilled water temperature sensor circuit board (2).

3.Reconnect the sensor wires.

4.Replace the four screws to secure the chilled water temperature sensor cover (2).

5.Replace the chilled water temperature sensor cover (1).

Heat exchanger

HP service personnel is required to replace this spare component. Please contact HP Services for assistance.

Removal and replacement procedures 51

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Contents Abstract Page Contents Contacting HP Structural component identification Illustrated parts catalogComponent Description Life safety component identificationFront view shown Component Description Electrical power component identificationAccessed only by authorized personnel Control cabinet component identification Electrical safety label DescriptionHP POD 20c racks Aisle clearancesCold aisle clearance Hot aisle clearance Replaceable components for China modelsSpare part number Description Overview Installation considerations Optional Fire suppression systemRemoving the EPO button Removal and replacement proceduresButtons EPO buttonDIN rail components Control relay moduleRemoving the control relay module Replacing the control relay module Differential pressure sensorReplacing the differential pressure sensor Removing the differential pressure sensorReplacing the magnetic contacts Door position devicesMagnetic contacts Removing the magnetic contactsElectrical Busway drop boxRemoving the busway drop box Removal and replacement procedures Replacing the busway drop box IT cooling fan FansRemoving the IT cooling fan Replacing the IT cooling fan Ventilation fanReplacing the Rittal SK 3326 ventilation fan Removing the Rittal SK 3326 ventilation fanReplacing the heat exchanger air filter FiltersHeat exchanger air filters Removing the heat exchanger air filterRemoving the Vesda filter Vesda filterReplacing the Vesda filter Rittal SK 3326 ventilation fan filterReplacing the Rittal SK 3326 ventilation fan filter Removing the Rittal SK 3326 ventilation fan filterECS touchscreen and EPO indicators IndicatorsReplacing the ECS EPO LED indicators Removing the ECS EPO LED indicatorsReplacing the LED light LightsLED light Removing the LED lightSensors Heat exchanger condensate drain pan sensorsRemoving the drain pan sensor Replacing the drain pan sensor Chilled water supply and return header drain pan sensorsRemoving the humidistat HumidistatReplacing the humidistat Humidity sensor Replacing the humidity sensor Removing the humidity sensorRemoving temperature sensor from the chilled water system Chilled water system temperature sensorReplacing the temperature sensor in the chilled water system Chilled water temperature sensor internal componentsReplace the chilled water temperature sensor circuit board Removal and replacement procedures Temperature sensor cold aisle Removing the cold aisle temperature sensorReplacing the cold aisle temperature sensor Removing the hot aisle temperature sensor Temperature sensors hot aisleReplacing the hot aisle temperature sensor Fluid system componentsChilled water supply and return header pressure sensors You need a wrench to remove and replace the pressure sensors Chilled water flow sensor Removing the chilled water flow sensorReplacing the chilled water flow sensor Chilled water system temperature sensor Chilled water temperature sensor internal components Replace the chilled water temperature sensor circuit board Heat exchanger Removing the humidifier HumidifierRemoval and replacement procedures Replacing the humidifier Removal and replacement procedures Humidistat if installed Replacing the humidistat Valves External chilled water isolation valveRemoving the external chilled water isolation valve External pressure gauge isolation valve Replacing the external chilled water isolation valveRemoving the external pressure gauge isolation valve Replacing the external pressure gauge isolation valve Cooling system Periodic maintenancePeriodic maintenance overview Qualified personnelLeak isolation Leak detectionHumidifier if installed ECS POD Shut Down Required HP POD 20c structure Fire alarm and suppression systemEPO Functional Test Life safetyThird-party components Access controlSpecifications General HP POD 20c specificationsElectrical specifications Thermal and air flow performance Rack specificationsEnvironmental specifications Water specificationsOptional features specifications Contacting HP Before you contact HPHP contact information Safety and NEC compliance Regulatory informationHP POD 20c regulatory compliance Regulatory requirements for Exit signs With Council, Inc Regulatory information Branch circuit GlossarySOW Documentation feedback Index HP POD 20c structure Temperature sensors, cold aisle
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