22 
1.Remove spark plug lead and throttle linkage end from the carbure- tor swivel.
2.Remove the four screws that retain the cover. Two at the top of the Recoil Starter, two on either side of the front. Lift the cover from the engine and lay to the front of the trimmer.
NOTE
The throttle linkage remains assembled to the cover and the spark plug lead and grommet remain installed.
IMPORTANT
DO NOT use a metal scraper to remove dirt from the cylinder fins.
3.Use the brush to remove dirt from the cylinder fins.
4.Remove grass and leaves from the grid between the starter and fuel tank.
5.When installing the cover, be certain the tab of the metal deflector shield is in the slot of the cover.
EXHAUST SYSTEM
Spark Arrestor Screen
Level 2.
Tools Required: Cross Head Screwdriver. Soft metal brush.
Parts Required: Screen P/N 14586240630, Gasket Lid P/N 14586642031
1.Remove engine cover, see "Cooling System Cleaning" pages 21 and 22 for step by step instructions.
2.Remove screen cover (A), holder (B) and gasket (C) from muffler body.
3.Clean carbon deposits from screen (D) and muffler components.
4.Replace screen if it is cracked, plugged or has holes burned through.
5.Assemble components in reverse order.