Checking The Crankcase Breather Hose; Synchronizing The Throttle Bodies - Yamaha XVS950CU 2014 Service Manual

Locknut (rocker arm adjusting
screw)
27 Nm (2.7 m·kgf, 20 ft·lbf)
e. Measure the valve clearance again.
f. If the valve clearance is still out of specifica-
tion, repeat all of the valve clearance adjust-
ment steps until the specified clearance is
obtained.
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13.Install:
• Rear cylinder tappet covers
• Fuel filter bracket
• Front cylinder tappet covers
Rear cylinder tappet cover bolt
10 Nm (1.0 m·kgf, 7.2 ft·lbf)
Front cylinder tappet cover bolt
10 Nm (1.0 m·kgf, 7.2 ft·lbf)
14.Install:
• Crankshaft end accessing screw
(along with the O-ring
• Timing mark accessing screw
(along with the O-ring
• Generator cover damper
• Damper cover
Refer to "GENERATOR AND STARTER
CLUTCH" on page 5-42.
Damper cover bolt
7 Nm (0.7 m·kgf, 5.1 ft·lbf)
15.Install:
• All removed parts
TIP
For installation, reverse the removal procedure.
EAS21070
CHECKING THE CRANKCASE BREATHER
HOSE
1. Remove:
• Air filter case
Refer to "GENERAL CHASSIS" on page 4-1.
• Air duct
Refer to "BELT DRIVE" on page 4-94.
• Fuel tank
Refer to "FUEL TANK" on page 6-1.
2. Check:
• Crankcase breather hose "1"
Cracks/damage → Replace.
Loose connection → Connect properly.
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New )
New )
PERIODIC MAINTENANCE
ECA13450
NOTICE
Make sure the crankcase breather hose is
routed correctly.
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3. Install:
• Fuel tank
Refer to "FUEL TANK" on page 6-1.
• Air duct
Refer to "BELT DRIVE" on page 4-94.
• Air filter case
Refer to "GENERAL CHASSIS" on page 4-1.
EAS20570

SYNCHRONIZING THE THROTTLE BODIES

TIP
Before synchronizing the throttle bodies, check
the following items:
• Valve clearance
• Spark plugs
• Air filter element
• Throttle body joints
• Fuel hoses
• Exhaust system
• Breather hoses
1. Stand the vehicle on a level surface.
TIP
Place the vehicle on a suitable stand.
2. Check:
• Engine idling speed
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a. Start the engine, warm it up for several min-
utes, and then let it run at the specified en-
gine idling speed.
Out of specification → Clean or replace.
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3. Remove:
• Air filter case
Refer to "GENERAL CHASSIS" on page 4-1.
3-7
1
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Engine idling speed
950–1050 r/min
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