Service and Maintain

Removal and replacement procedures 52
Humidifier
The humidifier is located in the cold aisle humidifier bump out.
You need a Phillips-head screwdriver for installation.
Removing the humidifier
1. Hold the drain button on the humidifier exterior until the humidifier cylinder drains completely.
2. Press the power button on the outside of the humidifier to power down the humidifier.
3. Close the water supply isolation valve on the HP POD 20c exterior.
4. Disconnect the water supply line to the humidifier on the HP POD 20c exterior to relieve the water
pressure.
5. Open and danger tag the associated circuit breaker in the ECS cabinet. The circuit breakers are
identified on the panel schedule.