MTD "A" Series - Maintenance Chart

A and B series mowers
6
Maintenance chart
NOTE: Refer to the engine manufacturer’s manual for complete engine service information. MTD engines are
covered by form #769-03354A.
Maintenance item Each use Each 25 hrs. use Each 50 hrs. use
Check engine oil
*
Check air filter
*
Check for loose/bent blade
*
Check & gap spark plug Replace if worn
*
Check cooling fins After prolonged storage
Check/clean spark arrestor
*
Change oil
*
Note on oil: Change oil after first 5 hrs of use and before prolonged storage
Change air filter
*
Note on air filter Air filter and pre-filter life vary dramatically with operating conditions
Drain or preserve fuel Before prolonged storage
Fog or lube cylinder Before prolonged storage
Rotate engine to TDC Before prolonged storage