Cooling Tower Maintenance Check List:

1. Check fan bearings and lubricate, if necessary.
2. Check tightness and adjustment of thrust collars on sleeve bearing units and locking collars on ball bearing units.
3. Check belt tension and adjust if necessary. For gear drive units, check oil level.
4. Clean strainer (if atmosphere is extremely dirty, it may be necessary to clean strainer weekly).
5. Check for biological growth in basin. Consult water treatment specialist if such growth is not under control.
6. Clean and flush basin.
7. Check spray distribution system. Check spray branches and clean as necessary. Check and re-position nozzles, if necessary.
8. Check operating water level in the basin and adjust float valve, if required.
9. Check bleed rate and adjust if necessary.
10. Check fans and air inlet screens and remove any dirt or debris.