Annual Cooling Tower Cleaning & Maintenance Service
Why Is Cooling Tower Cleaning and Maintenance Important?
A Cooling Tower is the heart of an industrial cooling system in large facilities such as factories, hospitals, data centers, and office buildings.
Over time, the circulating water accumulates scale, rust, and algae, which directly reduce the heat-exchange efficiency.
Without regular cleaning and maintenance, several problems can occur
⚠️ Decreased cooling efficiency (Efficiency Drop)
⚠️ Increased power consumption (Higher Energy Usage)
⚠️ Faster mechanical wear (Shortened Equipment Life)
⚠️ Risk of Legionella bacteria growth in stagnant water
⚠️ Corrosion and rust damage within the system
The Importance of Cooling Tower Cleaning & Maintenance
Regular Cleaning & Maintenance is a vital part of Preventive Maintenance (PM).
Its main objectives are to:
1. Prevent accumulation of scale, rust, and algae buildup
2. Extend the service life of equipment and machinery
3. Maintain water quality and hygiene within the cooling system
4. Reduce long-term energy and repair costs
Standard Steps for Cooling Tower Cleaning & Maintenance
1. System Inspection
Inspect fan, motor, water pump, and electrical control devices
Check water level, leakage, and unusual noise in the system
2. Drain Basin and Circulation System
Shut down the system and drain all water
Remove sludge, sediment, and debris from the basin bottom
3. Internal Cleaning
Clean fill, drift eliminators, and louvers using a high-pressure water jet
Apply Runpar Chemical Formula to dissolve scale, rust, and algae safely
Rinse all internal piping and basin thoroughly
4. Electrical & Control System Inspection
Check the control panel operation
Measure voltage, current, and overload protection response
Verify automation and safety interlock signals
5. Water Refill & Quality Balancing
Refill with clean water
Adjust pH / Conductivity / Hardness to within the standard range
Add Anti-Scale, Biocide, and Rust Inhibitor chemicals to prevent new deposits
6. Final Test Run
Restart the system and check for vibration, noise, and temperature performance (ΔT)
Record before-and-after results with photos and maintenance reports
Precautions During Cooling Tower Cleaning
Cooling Tower cleaning must be performed only by qualified professionals familiar with mechanical, electrical, and chemical safety systems.
Key Safety Precautions
Do not use harsh or corrosive chemicals that may damage metal or fill materials
Always shut off electrical power and apply Lockout/Tagout (LOTO) before starting
Avoid excessive water pressure that could deform or damage the fill
Wear full PPE: gloves, goggles, chemical-resistant masks, and safety boots
Dispose of chemical wastewater properly in compliance with environmental regulations
Best Practices After Cleaning the Cooling Tower
1. Test water quality monthly to prevent scale or algae recurrence
2. Schedule PM regularly – monthly, quarterly, or annually
3. Use high-quality chemicals (Runpar Chemical) designed for industrial cooling systems
4. Keep maintenance logs and water-quality records for long-term tracking and planning
Results of Regular Cooling Tower Cleaning & Maintenance
✅ Improved cooling performance (lower ΔT)
✅ Stable, safe, and energy-efficient operation
✅ Clean circulating water free from bacteria and biofilm
✅ Longer service life of all mechanical and electrical components
✅ Reduced long-term maintenance and energy costs
Runpar Cooling Tower Cleaning & PM Services
Runpar Co., Ltd. provides complete end-to-end services including
Cooling Tower Cleaning & Preventive Maintenance (PM)
Electrical System & Control Panel Inspection
Industrial-grade Water Treatment Chemicals
Before–After Reports & Certificate of Service
Contact Us | Annual Cooling Tower Cleaning & Maintenance Service
Runpar Co., Ltd. 72 Soi 1, Srisamut Road, Paknam Subdistrict, Mueang Samut Prakan District, Samut Prakan 10270, Thailand