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R03388·
l0
-
Check
the internal
rotor
and external
rotor of oil pumps
8
for
damage
and wear.
•
If
there is damage or
wear:
-
Change
the
oil pumps.
-
Check oil pump
shaft
(D
for
damage
and wear.
•
If there is damage or
wear:
-
Change
the
oil pump
shaft.
-
Check both oil pump covers for damage and
wear.
•
If there is damage or
wear:
-
Change
the oil
pump
cover.
19.4.18 C hecking
the oil pressure control
valve
R03402-10
-
Remove washer
O
.
-
Remove
spring
@}
.
-
Measure the length of spring
@
.
Oil pressure regu lator valve
-
40.0 mm
(1.575 in)
minimum length spring
•
If the measured
length
is
less than
the specified
value:
-
Change t he
spring.
-
Check
control
piston
(D
for
damage
and
wear.
•
If
there
is
damage or wear:
-
Change the
control
piston.
ENGINE 19
-
Check the control piston for smooth operation
in
the oi
l
pump
housing.
•
If the
control
piston
is
stiff::
-
Change the control piston or the oil pump housing.
-
Thorough ly oil
control
piston
(D
and
spring
8
and mount
them.
-
Mount
washer·
O.
297
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