Action Electrical Service, Inc.

Since 1984

Roanoke Valley GENERAC Generator Dealer


Generators restore normal electricity supply to your home in the event that the electricity supply is interrupted from the utility company or the result of severe weather.  These generators are fueled by Natural Gas or Propane to give you continuous automatic operation without having to worry with refilling a fuel tank.  These generators will automatically supply power to your home or office even while your away.

Generac  Preventive Maintenance & Warranty Dealer
Generac recommends having your new generator serviced after the break-in period from 8 to 20 hours of use or at 1 year.  This includes changing the oil and filter, checking and adjusting the valve clearance, clean spart plugs, voltage adjustment, frequency adjustment and a overall inspection.  Then have yearly preventive maintenance done not to exceed 200 hours between oil changes.   We provide maintenance and factory warranty service for  Generac Air-Cooled home standby generators from 7KW to 20KW and liquid cooled gaseous units to 150KW.  The following  brands are made and warranted by Generac.: Lowes CenturianSears, Carrier, Eaton, Siemens and Honeywell.


Yearly Maintenance costs for air-cooled generators 7KW-22KW -    New or clean spark plugs as needed, new oil (Mobile 1), new oil filter change, New air filter change as needed, remove valve covers and adjust valves, voltage/frequency adjustment, clean unit, visual inspection, governor adjustment, check air filter, choke, battery cold cranking amp check and  run test...............................$195.00****************Same price since 2009

 - Generac recommends a new battery every 2-3 years.  Usually 3-4 years it fine as long as Cold Cranking Amps is above 440 CCA.

 - We also provide maintenance and repairs on  Generac liquid-cooled natural gas and propane generators up to 150 KW.  Contact us for pricing.


Take a look at the Generac full line of generators Here.

  Click Here to see pictures of  recent installs.

The following is my Preventive Maintenance Checklist for Air-Cooled  Generators:

-        Clean inside and out

-        Wax outside

-        Wipe protective coating on rubber bellows and hoses.

-        Change oil (5W-30 Mobile 1)

-        New Generac Oil filter

-        Update firmware on EVO panels

-        Check and (or) replace Air Cleaner

-        Clean and (or) replace Spark Plugs: and gap.

-        Check Voltage (approx. 240 volts).

-        Check Frequency 60 HZ.

-        Check automatic operation

-        Check and write down run time hours.

-        Check and write down CCA on battery � if below 440 CCA then replace battery.

-        Spray terminal protector on battery.

-        Adjust valves on generators that run rough or break-in Maintenance is being done.

-        Check fuel pressure (5-7� W.C. for NG and 11-14� W.C. for LP)

-        Fuel line inspection 

-        Check choke operation.

-        Check to make sure Circuit Breaker is ON.

-        Check to make sure generator is set to AUTO before leaving. 

-        Reset Maintenance (yellow light)

-        Make sure both plug wires are connected.

-        Check battery connections. Tighten and spray with anti-corrosion.

-        Install maintenance tag.  Record what was done on tag:  new oil, new oil filter, air filter, new plugs, CCA of battery or new battery, hours, date.

-        Re-check oil level and tighten oil Cap

Additional items for Liquid-Cooled gernartors 22 KW - 150 KW


A completed 10KW Generac generator installation

Personalized service by owner
Doug Feller

Cell (540)598-5384


    Authorized  Service Dealer  
Factory Trained  

Virginia Class A Electrical Contractor license 2705144605

Email -

Making repairs to a rooftop 25 KW

Warranty service on all air-cooled Generac generators.


Transfer switch beside 2 panels installed 2/14/10


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