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7.
LUBRICATION
SYSTEM
7-1
OPERATION
AND
FUNCTION
Full
lubrication system is adopted, in combination with torchoid oil pump and cartridge type oil filter.
*
The trochoid type oil pump
is
driven
by
camshaft, and delivers pressurized engine oil to the journal and
*The engine oil in the oil pan is fed through the oil pump filter into oil pump and
the
engine oil pressure
is adjusted by the relief valve after discharging from oil pump. Through the cartridge type oil filter, the
engine oil
is
provided onto the rotating portions
such
as journal and pin portion of crankshaft and
camshaft. The splashed engine
oil
is provided to the cylinder, piston, cylinder head valve system.
pin portions of crankshaft, camshaft etc.
*
The by-pass valve is incorporated into the cartridge type
oil
filter. In case that the oil filter element is
clogged, the engine
oil
is fed through the by-pass valve into the crankcase oil passage.
ESSURE
SWITCH
ELlEF
VALVE
L
PUMP
FILTER
OIL FILTER
OIL
PUMP
fig.
7-1
-
46-
c