Removal and replacement procedures 45
4.
Remove the two retaining screws, and then remove the hot-aisle temperature sensor housing from the
wall.
Replacing the hot aisle temperature sensor
1.
Reconnect the wires to the hot aisle temperature sensor.
2.
Reconnect the wires.
3.
Re-attach the hot-aisle temperature sensor housing to the wall using the two retaining screws.
4.
Replace the hot-aisle temperature sensor cover (1).
5.
Replace the four screws that secure the hot-aisle temperature sensor cover (2).
Fluid system components
Chilled water supply and return header pressure sensors
The HP POD 20c contains two chilled water pressure sensors. One is located in the chilled water supply
header and one is located in the return header.
The chilled water supply and return header pressure sensors are located in the cold aisle where the headers
penetrate the HP POD 20c.