Coltri Sub MCH 13/ET, Инструкция по эксплуатации

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The cylinders are made of cast iron (Fig. 9), while
the pistons are made of aluminium and have
traditional multiple compression rings. The high
pressure stage piston has an anti-wear coating.
The relative cylinder is given a self-lubricating
treatment.
9
7
8
Technical description
2.2.1 2.2.1
2.2.1 2.2.1
2.2.1
Monobloc unit Monobloc unit
Monobloc unit Monobloc unit
Monobloc unit
The gooseneck, the pistons and the cylinders
also form a part of this unit.
The monobloc (Fig. 7) is made of aluminium
alloy, the two flanges with the ball and roller
bearings that support the gooseneck are oil-
tight with the monobloc due to the O-Rings
fitted.
The gooseneck and the connecting rods only
turn on roller or ball bearings (Fig. 8).
The three connecting rods are fitted on the
gooseneck with a single crank angle.