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Generator Maintenance

Keep your Generac standby generator ready before storm season with professional maintenance plans built around inspection, cleaning, oil service, and real-world reliability.

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Maintenance Matters
 

Most standby generators sit idle for long periods and are then expected to work without issue during the worst weather. Regular maintenance helps catch problems early, keeps the unit clean, checks critical components, and helps make sure your generator is ready when the next power outage hits.
 

Scheduled maintenance is also an important part of protecting your manufacturer warranty, since warranty coverage typically depends on the generator being serviced in line with the recommended maintenance schedule.

Recommended before storm season

Reduces unexpected breakdowns

Supports longer equipment life

Ready for the next power outage

What’s Included In A Maintenance Visit


Our maintenance visits are based on real Generac preventive maintenance guidelines and may include inspection, cleaning, service, and system testing depending on your generator and service interval. 

Generac Generator Preventative …

       Checklist:​

  • Spark plug inspection or replacement as needed

  • General inspection for vibration, noise and leaks

  • Exterior enclosure cleaning

  • Electrical connection and control wiring checks

  • Voltage and grounding checks

  • Run test and operating check

  • Engine oil and oil filter service

  • Fuel lines and connection inspection

  • Battery inspection, cleaning, and charge check

  • Battery terminal cleaning and tightening

  • Enclosure louver inspection and cleaning

  • Air filter inspection or replacement as needed

Maintenance Plans

Basic Service Plan

For generators that are serviced regularly and need a yearly check

• Oil and filter service
• Battery test
• Basic exterior wipe down
• Basic electrical inspection 
• Basic operational test
• Basic system inspection

Full Service Plan

Recommended for generators that need a deeper cleaning and inspection.​

• Oil and filter service
• Full fuel system inspection
• Battery test & terminals cleaned
• Full exterior cleaning
• Protective wax finish
• Full electrical inspection
• Full operational test
• Full system tune-up

2-Year Plan

Best option for homeowners who want ongoing maintenance at a better price.

• One Basic Service visit

• One Full Service visit
• Scheduled over a 2-year term
• Reminder scheduling
• Priority booking
• Service records kept for warranty
• Ongoing generator care

Why Homeowners Trust CNA Electric

Award-Winning
Service

Recognized for outstanding service and customer satisfaction. We take pride in delivering reliable work and a great experience for every homeowner.

Certified Trained
Technicians

Our technicians are trained and experienced in installing and servicing standby generator systems. We ensure every system is installed safely and operates reliably when power outages occur.

Turn-Key
Maintenance

We take care of all generator maintenance, inspections, and service scheduling. Our team keeps your system ready so it operates reliably when power outages occur

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