Yamaha MT-125 Owner's Manual page 54

Periodic maintenance and adjustment
1. Oil filter element
2. O-ring
7. Install the oil filter element cover
by installing the bolts, then tight-
ening them to the specified
torque.
Tightening torque:
Oil filter element cover bolt:
6
10 N·m (1.0 kgf·m, 7.4 lb·ft)
TIP
Make sure that the O-ring is properly
seated.
8. Install the engine oil strainer, com-
pression spring, O-ring and the
engine oil drain bolt, and then
tighten it to the specified torque.
NOTICE: Before installing the
engine oil drain bolt, do not for-
get to install the O-ring, com-
pression spring, and oil strainer
in position.
Tightening torque:
Engine oil drain bolt:
32 N·m (3.2 kgf·m, 24 lb·ft)
9. Refill with the specified amount of
the recommended engine oil, and
then install and tighten the oil filler
cap.
[ECA10422]
Recommended engine oil:
See page 8-1.
Oil quantity:
Oil change:
0.85 L (0.90 US qt, 0.75 Imp.qt)
With oil filter removal:
0.95 L (1.00 US qt, 0.84 Imp.qt)
NOTICE
 In order to prevent clutch slip-
page (since the engine oil also
lubricates the clutch), do not
mix any chemical additives. Do
not use oils with a diesel speci-
fication of "CD" or oils of a high-
er quality than specified. In
addition, do not use oils labeled
"ENERGY CONSERVING II" or
higher.
 Make sure that no foreign mate-
rial enters the crankcase.
10. Start the engine, and then let it idle
for several minutes while checking
it for oil leakage. If oil is leaking,
immediately turn the engine off
and check for the cause.
11. Turn the engine off, and then
check the oil level and correct it if
necessary.
6-10
ECA11621