Removing The Valve; Inspecting The Valve; Inspecting The Valve Stem - Can-Am Renegade 570 2016 Service Manual

Subsection 08 (TOP END)
NOTICE
An improperly locked valve spring
will cause engine damage.
VALVES

Removing the Valve

1. Remove valve spring, see
this subsection.
2. Push valve stem, then pull valves (intake and
exhaust) out of valve guide.
vmr2006-043-021_a
1. Intake valves 31 mm
2. Exhaust valves 27 mm
3. Remove valve stem seal and discard it.
REQUIRED TOOL
SNAP-ON PLIERS (P/N YA 8230)
vmr2006-043-023
16
VALVE SPRING
in

Inspecting the Valve

Whenever valves are removed always inspect
valve guides. Refer to
subsection.
Valve Stem Seal
Always install NEW seals whenever valves are re-
moved.
Inspecting the Valve
Inspect valve surface, check for abnormal stem
wear and bending. If out of specification, replace
by a new one.
mmr2009-115-072_a
VALVE OUT OF ROUND
(INTAKE AND EXHAUST VALVES)
NEW
SERVICE LIMIT

Inspecting the Valve Stem

Measure valve stem in three places using a mi-
crometer.
Replace valve if valve stem is out of specification
or has other damages such as wear or friction sur-
face.
R400motr83A
A. Valve stem diameter
VALVE GUIDES in this
0.005 mm (.0002 in)
0.06 mm (.0024 in)
A
vmr2016-419