Maintenance & Troubleshooting
Vertiv | Liebert CRD10 | User Manual 90
7.2 Routine Maintenance and Inspection (Semi- annually)
Following is the checklist (refer Table 7-2) of the items and functions that need to be checked semi-annually
to ensure a smooth operational flow and check the functionality as well as the wear-and-tear of the
components in the Liebert CRD 10kW range of air conditioners.
Table 7-2 Routine Maintenance & Inspection (Semi-annually)
Check for clogging or damage
Check the filter clogging switch
The fan blades are not distorted
The bearings are not worn out
Check and fasten the circuit connections
Listen to the operation sound, observe the operation vibration
Check and fasten the circuit connections
The fan base should be firm
The fan vibration absorber is not deteriorated or damaged
Check the voltage regulating function of the rotation speed controller
The temperature switch is set at the required position
The refrigerant pipes are properly supported
Check and fasten the circuit connections
Check the suction pressure
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