Engine Oil; Engine Oil Filter - Suzuki GN125F Service Manual

ENGINE OIL

Change initial 1 000 km and every 3 000 km
Engine oil should be changed while the engine is hot.
Support the motorcycle by the center stand
Drain the engine oil by removing the drain plug and filler cap
/ gauge.
Tighten the drain plug and pour new engine oil through the oil
filler. The engine will hold about 1 000 ml of oil. Use of SF/SG
in API with an oil viscosity of SAW 10W-40.
Required amount of engine oil:
Oil change: 850 ml
Oil filter change: 950 ml
Overhaul: 1 300 ml
Start up the engine and allow it to run for several minutes at
idling speed.
Shut down the engine and wait about two minute. Then check
the oil level in the oil level window. The motorcycle must be in
a level, upright position for accurate measurement. If the
level is below the "F" mark, add oil until the level reaches the
"F" mark.

ENGINE OIL FILTER

Clean initial 1 000 km and every 5 000 km
Replace the oil filter in the following manner:
Drain the engine oil by removing the drain plug.
Remove the two screws securing the filter cap.
Take off the cap 1 , and pull out the filter
Replace with the new engine oil filter.
Before installing on the filter, check to be sure that the O-
ring 5 is properly installed.
Before putting on the filter cap
3
and o-rings 2 are installed correctly.
Install the filter cap
Add the engine oil and inspect the engine oil level.
CAUTION
When reassembly the oil filter, make sure to check the
oil filter installed as shown in illustration.
If the filter is installed improperly, serious engine
damage may result.
PERIODIC MAINTENANCE
,
1
make sure that spring
1 and tighten the screws securely.
.
.
4
2-7
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