Maintenance
Included with this instruction packet are separate User Manuals on each major operating component of the tower, and it is recommended that you read them thoroughly. Where discrepancies may exist, the separate User Manuals will take precedence.
The following is recommended as a minimum routine of scheduled main- tenance:
Always shut off electrical power to the tower fan motor prior to 
Warningperforming any inspections that may involve physical contact with the mechanical or electrical equipment in or on the tower. Lock out and tag out any electrical switches to prevent others from turning the power back on. Service personnel must wear proper personal
protective clothing and equipment.
Weekly: Inspect for bacterial growth and general operation conditions. Bacterial growth should be reported to your water treatment expert for immediate attention.
Monthly (Weekly at start up): Observe, touch, and listen to the fluid cooler. Become accustomed to its normal appearance, sound, and level of vibration. Abnormal aspects relating to the rotating equipment should be considered reason to shut down the fluid cooler until the problem can be located and corrected. Observe operation of the motor and fan. Become familiar with the normal operating temperature of the motor(s), as well as the sight and sound of all components as a whole.
Inspect drift eliminators and basin trash screens and remove any debris or scale which may have accumulated. Replace any damaged or worn out components. Use of
Observe operation of the float valve. Depress the operating lever to make sure that the valve is operating freely. Inspect the suction screen for plug- ging. Remove any debris that may have accumulated.
Check for any buildup of silt on the floor of the collection basin. Mentally make note of the amount, if any, so future inspections will enable you to determine the rate at which it is forming.
Every 3 months: Lubricate fan shaft bearings. While rotating equipment by hand, grease the bearings until a bead forms around the
22
