Robin America EK13, Руководство по обслуживанию

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4. GENERAL DESCRIPTION OF ENGINE COMPONENTS
4-1 CYLINDER AND CRANKCASE
The cylinder and crankcase is aluminum die-casting
as one piece. A special cast iron cylinder liner is
molded into the aluminum die-casting.
The crankcase has a mounting surface on the output
shaft side to which the main bearing cover is attached.
The cylinder is inclined to the right at an angle of 30
degrees from the horizontal as viewed from the output
shaft side.
4-2 MAIN BEARING COVER
The main bearing cover is aluminum die-casting,
which is mounted on the output shaft side of
the crank case.
Remove the main bearing cover to inspect inside
of the engine.
Oil gauges (fillers) are on both sides of the cover
for easy maintenance.
4-3 CRANKSHAFT
The crankshaft is forged carbon steel to have tough
metal structure, and the crank pin is induction-hardened.
The output side of the shaft has a crankshaft gear
and balancer gear, those are pressed into position.
4-4 CAMSHAFT
The camshaft for reduction type engine is made of
forged carbon steel.
And it works as PTO shaft.
Cam gear is press fitted on the shaft, ball bearing is fixed in bearing cover to support the PTO shaft.
Crankshaft
Camshaft