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Chain oil filler ports
5. Cleaning the chain oil filler ports
(1) Remove the Chain Bar and remove any sawdust clogging the filler ports.
(2) Remove sawdust from the groove on the Chain Bar (along which the saw chain travels) and from the
chain oil filler holes.
(1) With the Cylinder Ass’y [63], Piston (M) [67] and Piston Ring [65] removed, remove carbon accumulated
on the cylinder exhaust port and piston, and use gasoline to thoroughly clean the disassembled
components. Apply two-cycle dedicated oil to the bearings and sliding sections for reassembly.
(2) Make sure that the Clutch [158] is left-threaded in the Crank Shaft [77].
• Chain oil filler ports
• Chain oil filler holes
Chain oil
filler holes
Disassembly and reassembly