It may not be getting enough lubrication, or the chain is too tight.
For a 20" Bar 325 Pitch .063 Gauge Chain 81 Links
go to lowes buy an Oregon chain for whatever size bar you have.
Most chain saws have a reservoir that you fill with the bar/chain oil before you start. Check the level every 20-30 minutes while you are working, if you are using the saw constantly. The reservoir must have oil in it at all times while the saw is being used.
Can I put a 18inch bar on a stihl
For your Makita chain saw, it is recommended to use bar and chain oil specifically designed for chainsaws. This type of oil helps to lubricate the chain and reduce friction during operation.
At a guess, I'd say you pull the lever towards you, away from the chain bar.
The Stihl 023 is 40.1cc - 2.45cu.in. -weight 10.1 lbs. w/o bar and chain
Not satisfactorily. The 021 is a lightweight saw.
It refers to the dry weight (no fuel/oil) of the motor/handle assembly without bar or chain attached.
MEASURE FROM THE CASE WHERE THE BAR COMES OUT TO THE END OF THE BAR MOST ARE IN TWO INCH INCREMENTS 16 18 20
The numbers on a chainsaw bar typically indicate the length of the bar and the chain pitch. The length, measured in inches, represents the distance from the tip of the bar to where it attaches to the saw. The chain pitch, usually expressed in inches, refers to the distance between the drive links on the chain. Together, these numbers help users select the correct bar and chain for their specific chainsaw model and cutting needs.
you will need a ratchet, extension, 1/2 inch socket & a flat head screwdriver. Loosen the bar tension screw until the chain is loose. Then remove the two nuts & remove the bar, slip the chain from around the gear