MaintenanceHVAC
Cooling Tower Maintenance Checklist
Optimize cooling system performance with our detailed cooling tower maintenance checklist. Covers inspection, cleaning, and water treatment for safe, efficient operation.
Free Template
Overview
This cooling tower maintenance checklist provides a systematic approach to maintaining commercial cooling towers. Regular maintenance prevents scale buildup, controls biological growth, ensures efficient heat transfer, and maintains water quality for optimal HVAC performance.
Key Benefits
Complete Checklist
Water Quality and Treatment
- Test water pH and conductivity
- Check total dissolved solids (TDS)
- Measure calcium hardness
- Test for biological growth
- Verify biocide levels
- Check corrosion inhibitor concentration
- Test for Legionella bacteria
- Measure blowdown rate
- Verify makeup water quality
- Review water treatment logs
Fill and Drift Eliminators
- Inspect fill media for damage or fouling
- Check for proper fill installation
- Clean fill sections as needed
- Inspect drift eliminators condition
- Verify proper water distribution
- Check for scale buildup on fill
- Inspect fill supports and hangers
- Verify fill spacing and alignment
- Check for algae or slime growth
- Test water distribution uniformity
Fans and Motors
- Inspect fan blades for damage or wear
- Check fan balance and vibration
- Lubricate motor and fan bearings
- Test motor amperage and voltage
- Inspect drive belts and sheaves
- Check motor alignment
- Verify proper fan rotation direction
- Inspect motor mounts and vibration isolators
- Test motor overload protection
- Check gearbox oil level if applicable
Basin and Structure
- Clean basin and remove debris
- Inspect for leaks and cracks
- Check basin water level
- Inspect makeup water valve operation
- Test overflow and drain systems
- Check basin heaters if present
- Inspect access doors and panels
- Verify proper basin slope to drain
- Check structural integrity
- Inspect tower casing and louvers
Pumps and Piping
- Inspect condenser water pumps
- Check pump seals for leaks
- Verify proper flow rates
- Test pump vibration levels
- Inspect piping for leaks and corrosion
- Check pipe supports and hangers
- Test isolation valves operation
- Inspect expansion joints
- Verify proper pipe insulation
- Check strainer condition
Controls and Safety
- Test temperature controls and sensors
- Verify fan cycling operation
- Check float switches and level controls
- Test high temperature alarms
- Inspect control panel condition
- Verify freeze protection operation
- Test emergency shutoff switches
- Check makeup water controls
- Verify proper sequencing
- Document operating parameters
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