Generator maintenance

The day the power goes out is the wrong day to find out.

Portable and standby generators sit idle for months. Track oil, air filter and plugs by the hour meter, and put load tests and fuel stabilization on the calendar so it starts when you need it.

Tracks engine hours and time

A standby generator installed beside inverters in a shed
Wrench Wise™PRO
Honda EU7000iS214 hrs
Tracks engine hours and time

Starter schedule

Generator Oil Change
Every 100 hrs or 12 months
Generator Air Filter
Every 200 hrs or 12 months
Generator Spark Plugs
Every 500 hrs
Generator Load Testing
Every 12 months
Fuel System Stabilization
Every 6 months
Carburetor Cleaning (if carbureted)
Every 12 months
Coolant (if liquid-cooled)
Every 1,000 hrs or 24 months

Built for it

What Wrench Wise™ does for your generator

Portable or standby

Gas, diesel or propane; pull, electric or dual start.

Hour-meter service

Oil, air filter, plugs and coolant by engine hours.

Load testing

A yearly load test and fuel-stabilization reminders.

Specs on hand

Rated watts, runtime at 50% load and fuel capacity.

Day-one schedule

The starter schedule you get the moment you add it

These are the items Wrench Wise™ creates for a new generator. Adjust any interval or add your own, or import your owner’s manual with Pro.

Starter schedule 7 items

ItemEvery
Generator Oil Change100 hrs or 12 months
Generator Air Filter200 hrs or 12 months
Generator Spark Plugs500 hrs
Generator Load Testing12 months
Fuel System Stabilization6 months
Carburetor Cleaning (if carbureted)12 months
Coolant (if liquid-cooled)1,000 hrs or 24 months

Whichever comes first. Intervals are general guidance; your owner’s manual is the authority for your vehicle.

Put your generator on a schedule today.

Download Wrench Wise™, add your first vehicle, and see its schedule in under a minute. Free, and no account needed.