Annual & Semi-Annual Inspections...

Maintenance Plans To Fit Your Lifestyle!

Generator Tune-Up

Call Us Today!

Our Generator Maintenance Checklist:



Important Note: We can only perform service and maintenance on generators installed by Hannabery HVAC.

  • Check & record run hours on meter (if applicable)
  • Do manual startup of equipment
  • Confirm operation & bring oil to proper temperature
  • Drain oil, replace filter & refill to proper level with factory recommended viscosity
  • Replace air filter
  • Remove spark plugs & replace with properly gapped plugs
  • Do visual inspection of wiring
  • Check & clean battery terminals (if needed)
  • Check battery charging voltage & electrolyte level
  • Check equipment condition & clean intake & exhaust louvers if necessary
  • Check for proper clearance from surrounding vegetation, combustibles, etc.
  • Do visual check of fuel supply lines
  • Verify proper incoming fuel pressure
  • Adjust valves for proper clearance (if applicable)
  • Check for proper voltage (240-244 volts ac) & Hz output (59-62 Hz)
  • Check & record RPM
  • Perform transfer switch test
  • Provide customer with maintenance checklist results & recommendations

Generator Tuneup Kit

We've Got You Covered... 24-7-365


(24 hour Emergency Service is for our Silver & Gold Plan Customers Only)

Please contact our office for pricing or for any questions you may have. Our service coordinators are available to personally assist you during our normal business hours of 8:00 am - 5:00 pm, Monday through Friday.

Order your Annual or Semi-Annual Maintenance Plan Today!

Call us at 1-800-544-4328

[Must be in our service area]

We look forward to having the opportunity to serve you. If you have any questions or comments, please do not hesitate to contact us.

OUR CREDENTIALS & AFFILIATIONS...