HP Performance Optimized Data Center (POD) 20cp specification

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).

Removal and replacement procedures 42

Image 42

HP Performance Optimized Data Center (POD) 20cp manual Removal and replacement procedures

Contents

Abstract Page Contents Contacting HP Illustrated parts catalog Structural component identification Life safety component identification Component Description Electrical power component identification Front view shown Component Description Accessed only by authorized personnel Electrical safety label Description Control cabinet component identification HP POD 20c racks Aisle clearancesCold aisle clearance Replaceable components for China models Hot aisle clearance Spare part number Description Installation considerations Optional Fire suppression system Overview EPO button Removal and replacement proceduresButtons Removing the EPO button DIN rail components Control relay moduleRemoving the control relay module Differential pressure sensor Replacing the control relay module Removing the differential pressure sensor Replacing the differential pressure sensor Removing the magnetic contacts Door position devicesMagnetic contacts Replacing the magnetic contacts Electrical Busway drop boxRemoving the busway drop box Removal and replacement procedures Replacing the busway drop box Fans IT cooling fan Removing the IT cooling fan Ventilation fan Replacing the IT cooling fan Removing the Rittal SK 3326 ventilation fan Replacing the Rittal SK 3326 ventilation fan Removing the heat exchanger air filter FiltersHeat exchanger air filters Replacing the heat exchanger air filter Vesda filter Removing the Vesda filter Rittal SK 3326 ventilation fan filter Replacing the Vesda filter Removing the Rittal SK 3326 ventilation fan filter Replacing the Rittal SK 3326 ventilation fan filter Indicators ECS touchscreen and EPO indicators Removing the ECS EPO LED indicators Replacing the ECS EPO LED indicators Removing the LED light LightsLED light Replacing the LED light Sensors Heat exchanger condensate drain pan sensorsRemoving the drain pan sensor Chilled water supply and return header drain pan sensors Replacing the drain pan sensor Humidistat Removing the humidistat Replacing the humidistat Humidity sensor Removing the humidity sensor Replacing the humidity sensor Chilled water system temperature sensor Removing temperature sensor from the chilled water system Chilled water temperature sensor internal components Replacing the temperature sensor in the chilled water system Replace 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 Temperature sensors hot aisle Removing the hot aisle temperature sensor Replacing 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 Humidifier Removing the humidifier Removal 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 Qualified personnel Periodic maintenancePeriodic maintenance overview Cooling system Leak detection Leak isolation Humidifier if installed ECS POD Shut Down Required Fire alarm and suppression system HP POD 20c structure Life safety EPO Functional Test Access control Third-party components Specifications General HP POD 20c specificationsElectrical specifications Water specifications Rack specificationsEnvironmental specifications Thermal and air flow performance Optional 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 Glossary Branch circuit SOW Documentation feedback Index HP POD 20c structure Temperature sensors, cold aisle