Periodic maintenance and adjustment
73
To change the engine oil (with or with-
out oil filter cartridge replacement)
1.
Place the snowmobile on a level surface
and apply the parking brake.
2.
Start the engine, warm it up for several
minutes, and then turn it off.
3.
Remove the shroud, the right side cover,
and the top cover [RST90TF /
RST90TFL / RST90TFY (see page 60 for
the procedures)], or open the shroud and
remove the right side cover [RST90 (see
page 62 for the procedures)].
4.
Remove the screws and the bolts, and
then pull the right lower cover outward to
remove it (RST90TF / RST90TFL /
RST90TFY).
RST90TF / RST90TFL / RST90TFY
5.
Remove the bottom panel by removing
the bolts.
6.
Place an oil pan under the oil tank to col-
lect the used oil.
7.
Disconnect the oil level gauge coupler.
RST90TF / RST90TFL / RST90TFY
RST90
1. Screw
2. Bolt
3. Right lower cover
2
1
1
3
1. Bolt
2. Bottom panel
1. Oil level gauge coupler
2. Oil filler cap
1. Oil level gauge coupler
2. Oil filler cap
2
1
2
1
U8JV70E0.book Page 73 Monday, April 6, 2015 11:49 AM