CHW CRAC Maintenance

Indigi Power & Cooling provides servicing for CHW (Chilled Water) CRAC systems, maintaining precision cooling infrastructure used in data centres, telecommunications environments, server rooms and electrical switch rooms.

These systems rely on chilled water supplied from central plant equipment to maintain stable temperature and humidity conditions for sensitive IT equipment.

Regular servicing ensures efficient chilled water flow, stable airflow and reliable environmental control.

CHW CRAC Maintenance Services include

• chilled water system inspections
• cooling coil cleaning
• chilled water valve and flow checks
• fan and filter servicing
• airflow optimisation
• environmental calibration
• cooling capacity verification

Recommended Maintenance Schedule

Proper servicing of chilled water CRAC systems helps ensure stable cooling performance and equipment reliability.

Monthly / Bi-Monthly (In-House Checks)
• air filter inspection and replacement
• condensate pump checks
• general operational monitoring

Quarterly (Professional Inspection)
• fan belt tension and motor inspection
• chilled water flow and valve testing
• humidifier inspection
• airflow and cooling capacity checks

Annually (Comprehensive Service)
• electrical connection inspection and infrared scan
• chilled water coil cleaning
• system performance testing and diagnostics
• full mechanical and electrical inspection

CRAC Unit Types We Service

Our engineers service a wide range of Computer Room Air Conditioning systems, including:

• in-row precision cooling units
• upflow CRAC systems
• downflow CRAC units
• perimeter cooling units
• telecom room cooling systems

FAQs

What is a CHW CRAC system?
A CHW CRAC system uses chilled water from a central cooling plant to regulate temperature in data centre environments.

Why is CHW maintenance important?
Routine maintenance helps ensure efficient cooling and prevents overheating of sensitive IT infrastructure.