by KE4AVB » Tue Apr 28, 2020 5:10 pm
Yes the chain clutch is left handed threaded and should be removed with the clutch tool. But it simply unscrews but you will need at least a piston stop or you will not get it off. And when installing it is definitely needed; unless, you want to destroy the recoil assembly. Clutch is torqued at 20 nM (177 in'lbs), requires a left head torque wrench.
As for oil leak the following are the most causes.
540 05 79-01
537 15 48-01
544 08 42-01
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