Geareducer (shutdown for 3 months or more).
1.If the motors have space heaters, operate mechanical equipment one hour each month.
2.If the motors do not have space heaters, operate mechanical equipment one hour each week.
3.At startup, operate mechanical equipment one hour or until oil is warm, then shut the equipment down. Drain the oil and refill with new oil.
Refer to Geareducer Manual for instruction on changing oil. Refer to
Downtime Instruction Manual for downtime exceeding six months.
Electric Motors
1.Do not start motor without determining that there will be no interference with free rotation of the fan drive.
2.Refer to the Marley Motor User Manual.
3.If shutdown period is longer than seasonal, contact your Marley sales representative for additional information.
Cooling Tower Cleaning
Any 
Warningon a regular basis to minimize the growth of bacteria, including
Legionella Pneumophilla, to avoid the risk of sickness or death. Service personnel must wear proper personal protective equipment during decontamination. Do NOT attempt any service unless the fan motor is locked out.
Operators of evaporative cooling equipment, such as water cooling tow- ers, should follow maintenance programs which will reduce to an absolute minimum the opportunity for bacteriological contamination. Public Health Service officials have recommended that “good housekeeping” procedures be followed, such as: regular inspections for concentrations of dirt, scale, and algae; periodic flushing and cleaning; and the following of a complete water treatment program including biocidal treatment.
Visual inspection should take place at least once a week during the operat- ing season. Periodic flushing and cleaning should be done at least twice a year. Nozzles should be checked for clogging. Drift eliminators, and easily accessible fill surfaces should be cleaned by use of a
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