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PERIODIC MAINTENANCE AND ADJUSTMENT
7-23
EAU22731
Changing the brake fluid
Have a Yamaha dealer change the
brake fluid at the intervals specified in
the TIP after the periodic maintenance
and lubrication chart. In addition, have
the oil seals of the master cylinders
and calipers as well as the brake
hoses replaced at the intervals listed
below or whenever they are damaged
or leaking.
●Oil seals: Replace every two
years.
●Brake hoses: Replace every four
years.
EAU22760
Drive chain slack
The drive chain slack should be
checked before each ride and adjusted
if necessary.
EAU22783
To check the drive chain slack
1. Drive chain slack
1. Place the motorcycle on the side-
stand.
TIP
When checking and adjusting the dri-
ve chain slack, there should be no
weight on the motorcycle.
2. Shift the transmission into the
neutral position.
3. Move the rear wheel by pushing
the motorcycle to locate the tight-
est portion of the drive chain, and
then measure the drive chain
slack as shown.
4. If the drive chain slack is incor-
rect, adjust it as follows.
TIP
When checking the drive chain slack,
the chain tensioner should not be
touching the drive chain.
Drive chain slack:
50.0-60.0 mm (1.96-2.36 in)
XT660Z 05-07 ING-AUS:MY03 04-06 ING 11-05-2009 10:10 Pagina 7-23
SPECIFICATIONS
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Engine oil:Type:
SAE10W30 or SAE10W40 or SAE15W40
or SAE20W40 or SAE20W50
Recommended engine oil grade:
API service SE, SF, SG type or higher
Engine oil quantity:
Without oil filter element replacement:
2.50 L (2.64 US qt) (2.19 Imp.qt)
With oil filter element replacement:
2.60 L (2.73 US qt) (2.26 Imp.qt)
Total amount (dry engine):
2.90 L (3.07 US qt) (2.55 Imp.qt)
Cooling system:Radiator capacity (including all routes):
1.2 L (1.26 US qt) (1.05 Imp.qt) (Radiator) +
0.5 L (0.52 US qt) (0.44 Imp.qt)
(Coolant reservoir)
Coolant reservoir capacity (up to the
maximum level mark):
0.50 L (0.52 US qt) (0.44 Imp.qt)
From low to full level:
0.30 L (0.32 US qt) (0.26 Imp.qt)
Air filter:Air filter element:
Paper
Fuel:Recommended fuel:
Premium unleaded gasoline only
Fuel tank capacity:
23.0 L (6.07 US gal) (5.06 Imp.gal)
Fuel reserve amount:
6.7 L (1.76 US gal) (1.46 Imp.gal)
Fuel injection:Manufacturer:
DENSO
Model:
297500-0390
Spark plug:Manufacturer/model:NGK/CR7EGap:
0.7-0.8 mm (0.028-0.032 in)
Clutch:Clutch type:
Wet, multiple-disc
Transmission:Primary reduction system:
Spur gear
Primary reduction ratio:
75/36 (2.083)
Secondary reduction system:
Chain drive
Secondary reduction ratio:
45/15 (3.00)
Transmission type:
Constant mesh 5-speed
Dimensions:Overall length:
2246 mm (88.42 in)
Overall width:
864 mm (34.01 in)
Overall height:
1477 mm (58.14 in)
Seat height:
896 mm (35.27 in)
Wheelbase:
1500 mm (59.05 in)
Ground clearance:
260 mm (10.23 in)
Minimum turning radius:
1958 mm (77.08 in)
Basic weight:With oil and fuel:
208.5 kg (459 lb)
Engine:Engine type:
Liquid cooled 4-stroke, SOHC
Cylinder arrangement:
Forward-inclined single cylinder
Displacement:
660.0 cm
3(40.27 cu.in)
Bore x stroke:
100.0 x 84.0 mm (3.94 x 3.31 in)
Compression ratio:
10.00 : 1
Starting system:
Electric starter
Lubrication system:
Dry sump
-20-10 0 1020304050°C
SAE 10W-30
SAE 10W-40
SAE 20W-40
SAE 20W-50
SAE 15W-40
XT660Z 08-10 ING-AUS:MY03 07-10 ING 11-05-2009 10:10 Pagina 6
