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GENERAL
Trouble symptom
Probable cause
Remedy
4. Improper front clutch
pressure
a. Malfunction of the O-ring or seal ring
a.
of the sleeve or kickdown servo piston.
b. Looseness of valve body tightening
b.
part
c. Functional malfunction of the valve
c.
body assembly
d. Wear of the front clutch piston or
d.
retainer, or malfunction of the O-ring
and seal ring.
(Refer to the figure on the next page.)
Disassemble the kickdown servo and
check whether the seal ring or O-ring is
damaged.
If it is cut or has scratches, replace the
seal ring or O-ring.
Tighten the valve body tightening bolt
and installation bolt.
Replace the valve body assembly.
Disassemble the transaxle itself and
check whether or not there is wear of
the front clutch piston and retainer
inner circumference, or damage of the
O-ring or seal ring. If there is any wear
or damage, replace the piston, retainer,
O-ring and/or seal ring.
5. Improper end clutch
pressure
a. Malfunction of a seal rings, O-ring of
a.
the end clutch or O-ring 8 of the pipe
(Refer to the following figure.)
b. Looseness of valve body tightening
b.
part
c. Functional malfunction of the valve
c.
body assembly
Disassemble the end clutch and check
the seal ring, O-ring of the piston, seal
ring of the retainer, O-ring of the pipe,
etc.; replace if there are cuts, scars,
scratches or damage.
Tighten the valve body tightening bolt
and installation bolt.
Replace the valve body assembly.
Remove the valve body assembly and
check to be sure that the O-ring at the
upper surface of the upper valve body is
not missing or damaged;
install or
replace the O-ring if necessary.
After removing the valve body assembly,
check the tightened condition of the
bolt; re-tighten it if necessary.
Tighten the valve body tightening bolt
and installation bolt.
Replace the valve body assembly.
e. Disassemble the transaxle itself and
check the O-ring and O-ring for damage;
replace
if
there
are
cuts,
scars,
scratches or damage.
b. Looseness or improper tightening or
b.
center support tightening bolt
c. Looseness of valve body tightening
c.
part
d. Functional malfunction of the valve
d.
/:lody assembly
e. Malfunction of the O-ring 4 of the
low-reverse brake piston or the O-ring
3 of the retainer (Refer to the figure
on the next page)
a. O-ring between valve body and tran-
a.
saxle damaged or missing
6. Improper low-reverse
brake pressure
45-34
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