Periodic maintenance and adjustment
95
8.
Install the right side cover and the shroud
(RS90GT / RS90LTGT / RST90GT), or
close the shroud (RST90).
Checking the brake fluid level
WARNING
EWS00460
Be careful that water does not enter the
master cylinder when refilling. Water will
significantly lower the boiling point of the
fluid and may result in vapor lock.
If the brake fluid level goes down, consult
a Yamaha dealer.
NOTICE
ECS00550
Brake fluid may deteriorate painted sur-
faces or plastic parts. Never spill any fluid.
If any is spilled, clean it up immediately.
Place the snowmobile on a level surface and
apply the parking brake. Check that the brake
fluid is above the lower level and replenish
when necessary.
Changing the brake fluid
WARNING
EWS00471
Make sure that the brake fluid and the fol-
lowing parts are replaced by a Yamaha
dealer.
Brake fluid replacement is necessary when
the following components are replaced during
the periodic maintenance or if they are dam-
aged or leaking.
●
All oil seals of the master cylinder and cali-
per cylinder
●
The brake hose
ESU13612
Extrovert drive sprocket
(RS90GT / RS90LTGT)
Check the extrovert drive sprocket for wear
and damage. Replace if necessary.
To measure the drive sprocket wear
1.
Measure 20 mm (0.79 in) up from the bot-
tom of a drive sprocket tooth.
2.
Measure the drive sprocket tooth width at
the height measured in step 1. If the tooth
width is less than 13 mm (0.51 in), re-
place the drive sprocket.
ESU12144
Skis and ski runners
Check the skis and ski runners for wear and
damage. Replace if necessary.
1. Lower level
Specified brake fluid:
DOT 4
1. Drive sprocket tooth
2. Measuring point height: 20 mm (0.79 in)
3. Drive sprocket tooth width
2
1
3
U8JA11E0.book Page 95 Monday, June 14, 2010 10:22 AM
Содержание RS Venture RST90A
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