Saturday, August 10, 2013

Stihl MS660 Magnum Broken Crankshaft Replacement (warranty)

8 month old Stihl MS660 Magnum, with a broken crankshaft, to be replaced under warranty.
Crankshaft had broken off at the end of the clutch thread.
Removed tank, starter, muffler, clutch, oiler etc, ready to steam clean.
Cleaned, now dismantle further.
Fully dismantled & cleaned.
New gasket set & crankshaft under warranty.
The crankcase halves have been heated & bearings re-installed.
Crankshaft installed, along with new gasket & seals.
Right hand, top AV mount & tank bumper fitted, as well as oil tank reflector foil.
Fitting fuel tank, connecting impulse line & feeding stop switch wires through crankcase.
Installing AV mounts, oil pump, oil ring & hose.
Installing cylinder & piston.
Flywheel, coil & stop switch wires installed.
Chain brake & chain adjuster installed.
Oiler drive, clutch & covers installed.
Top cover, plug & manifold rings installed.
Carb, grommet, fuel line & throttle linkage installed. 
Filter base installed.
Finished.
Tuned ready for pick up.

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