Yamaha XT660X(S) Automobile User Manual


 
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CHK
ADJ
CHECKING THE BREATHER HOSE/
CHECKING THE EXHAUST SYSTEM
EAS00098
CHECKING THE BREATHER HOSE
1. Check:
crankcase-to-crankcase-breather-chamber
hose
1
air-filter-to-crankcase-breather-chamber
hose
2
Cracks/damage
Replace.
Loose connection
Connect properly.
CAUTION:
_
Make sure the breather hoses are routed
correctly.
1
2
EAS00099
CHECKING THE EXHAUST SYSTEM
The following procedure applies to all of the
exhaust pipes and gaskets.
1. Check:
exhaust pipes
1
mufflers
2
Cracks/damage
Replace.
gaskets
3
Exhaust gas leaks Replace.
2. Check:
tightening torques
T
R
.
.
Exhaust pipe nut 4
20 Nm (2.0 m · kg, 14 ft · lb)
Exhaust pipe bolt 5
27 Nm (2.7 m · kg, 19 ft · lb)
Muffler bolt 6
27 Nm (2.7 m · kg, 19 ft · lb)
Exhaust pipe and muffler bolt 7
20 Nm (2.0 m · kg, 14 ft · lb)
Exhaust pipe bolt 8
12 Nm (1.2 m · kg, 8.7 ft · lb)
Exhaust pipe bracket bolt 9
23 Nm (2.3 m · kg, 17 ft · lb)
LT
LT
LT
5
5
7
1
9
6
4
8
3
3
4
6
2
2
7
1
9
3
3
3