Preventive Maintenance
Preventive Management
Whether your generator set runs continuously, operates under extreme conditions, or remains on standby, a planned preventive maintenance program is critical to ensure maximum reliability, efficiency, and long-term value.
Why Preventive Maintenance Matters
Without properly scheduled services, power systems lose performance, reliability, and resale value. A comprehensive preventive maintenance plan reduces costly breakdowns, extends equipment life, and ensures your facility is always prepared when utility power fails.
Generators on continuous standby are often mission-critical. They must start immediately and run at full capacity within seconds. Preventive maintenance makes this possible by:
Maximizing system reliability
Reducing long-term repair costs
Extending equipment lifespan
Ensuring compliance with safety standards
Our Preventive Maintenance Services
We provide end-to-end maintenance solutions for critical power applications, including:
Generator sets (frequent use or standby units)
Automatic Transfer Switches (ATS)
Switchgear systems
Complete power networks
Our dedicated team of experienced professionals develops tailored maintenance schedules and testing routines for each client, ensuring equipment remains fully operational under any condition.
Your Benefits with Stag Engineering
Reduced downtime through proactive servicing
Optimized performance under all load conditions
Lower lifecycle costs by minimizing repairs
Peace of mind knowing your backup systems are always ready
Generator Maintenance | Inspect and Maintain |
Level One 77 Point Operational Inspection | |
Belts: Inspect for wear, cracks, looseness, and make necessary adjustments | |
Cooling System: Check and maintain proper coolant levels | |
Jacket Water Heater: Inspect for blockage and record findings | |
Engine Crankcase: Verify oil level, top-up as needed | |
Governor: Test for proper functionality | |
Fuel System: Inspect for leaks and ensure tank supply lines are secure | |
Batteries: Check and maintain electrolyte levels | |
Gauges: Inspect condition of all control panel gauges | |
Battery Charger: Inspect functionality, record oil pressure readings | |
Start Engine: Run to standard operating temperature | |
Oil Pressure: Inspect and record correct oil pressure readings | |
Fuel Pressure: Inspect and record fuel pressure readings | |
Frequency: Verify correct RPM/Hz, adjust if required, and record | |
Voltage: Inspect for proper voltage, adjust as needed, and record | |
Leak Checks: Inspect and document leaks (oil, coolant, fuel, air, exhaust) | |
Level Two | Includes all Level One inspections, plus: |
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Level Three | |
Includes all Level One & Two inspections, plus replacement of: | |
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Need help finding the perfect product or system?
No problem at all. You can use our power calculator or let one of our expert advisors point you in the right direction.