Maintenance Schedule
Maintenance Service
Inspect General Condition and Operation
Observe Operation of:
Mechanical–motor, pump, fan and drive mechanism
Makeup valve (if equipped)
Inspect for unusual noise or vibration
inspect and Clean:
Air inlet
PVC drift eliminators
Distribution system and nozzles
Collection basin
Fan and pump motor exterior
Coil surface
Check:
Collection water basin level
Blowdown–adjust as required
Lube lines if equipped:
Check for leaks in hoses or fittings
Belt drive:
Fan shaft bearing lubrication (every 3 mo.)
Check and tighten support fasteners
Check shaft, sheave and belt alignment
Check belt tension and condition
Check sheave bushing fastener torque
Fan:
Check fan assembly fasteners
Motor:
Lubricate (grease as required)
Check mounting bolts for tightness
Operate at least
Basin Heater (if equipped):
Check for proper operation of temp/low water level sensor
Inspect/clean buildup of contaminant from sensor
Structure:
Inspect/tighten all fasteners
Inspect and touch up all metal surfaces
R — Refer to Component User Manual
Note: It is recommended at least weekly, that the general operation and condition be observed. Pay
attention to any changes in sound or vibration that may signify a need for closer inspection.
26
Monthly
Semi-annually
x
x
x
x
x
x
x
x
x
x
x
x
every 3 months
3 hours a month
3 hours a month
Seasonal Startup or annually
x
R
every 3 months
x
3 hours a month
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
R
x
x
x
x
x