Last Updated：2022/12/24
Few serious problems have been encountered with the six prototypes so far; one of which was foreseen, the brinelling of crankshaft bearings which spend much of their time at rest but under continuous vibration, has been overcome by ensuring that the diesel engines are run up to speed at least once per shift.
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Few
serious
problems
have
been
encountered
with
the
six
prototypes
so
far;
one
of
which
was
foreseen,
the
brinelling
of
crankshaft
bearings
which
spend
much
of
their
time
at
rest
but
under
continuous
vibration,
has
been
overcome
by
ensuring
that
the
diesel
engines
are
run
up
to
speed
at
least
once
per
shift.
