Preventative Maintenance

Is your generator out of warranty? Help ensure its’ ready to run when you need it most – have a professional technician from Grasten check it regularly.

Packages to fit your generator and budget:

Maintenance packages are available for all makes & models. Start by selecting from the 3 categories below.
From there, you can decide what level of coverage best meets your unique needs.


	Briggs & Stratton / Cummins / Others Air Cooled	Briggs & Stratton / Cummins / Others Liquid Cooled (Up to 60kw)	Briggs & Stratton / Cummins / Others Liquid Cooled (70-150kw)
Without monitoring	$345/yr	$445/yr	$755/yr
With cellular monitoring	N/A	N/A	N/A

What Does “Maintenance” Include?

To help you avoid inconvenient and expensive repairs during the life of your backup generator, our preventative maintenance plans ensure smooth and consistent operation. These plans, based on the manufacturer’s recommendations, include annual “check-ups” and cleaning by a qualified professional. During the check-up, your generator will be tested and individual parts of the system are inspected to ensure they continue to function properly when you need them.

WHAT’S INCLUDED IN THE MAINTENANCE VISIT:

Cleaning Inside and Outside The Unit
Check/Adjust Fuel Pressure and Voltage
Change Engine Oil
Replace Spark Plugs and Air Filter Inspect & Adjust Belts, Hose Clamps, Fuel Supply Connections, & Exhaust Manifold Bolts
Inspect for Leaks in Cooling System & Engine Oil System
Test Battery Voltage, Water Level, Alternator Voltage, Generator Output Voltage, & Frequency
Check Valves

Inspect Fuel System (Adjust as Needed)
Check Battery (Terminations, Connections, Water Level) Check All Connections – Electrical and Mechanical Inspect Enclosure, Ensure All Openings Are Unobstructed
Check Battery Charger Simulate a temporary power loss and observe proper orientation (generator start, power transfer, and shut down)
Check & Adjust Engine Exerciser Circuits