3.17
ENGINE
10. Tap lightly on tensioner body with a soft face hammer
to loosen and remove tensioner if required.
CAM CHAIN TENSIONER INSPECTION
1. Pull cam chain tensioner plunger (A) out to the end of
its travel and inspect ratchet teeth on plunger and
pawl. Inspect spring (B) for wear or damage.
2. Hold the ratchet open and slide the plunger in and out
of the tensioner body. The plunger should move
smoothly throughout the travel range.
3. Replace entire tensioner assembly if any part is worn
or damaged.
ROCKER ARM/SHAFT DISASSEMBLY AND
INSPECTION
NOTE: Orientation of the components is important for
reassembly. Mark all components before disassembly.
1. Remove the valve cover. Be sure engine is positioned
at TDC on the compression stroke (there should be
clearance on both rocker arm adjusters).
2. Mark the rocker arms to keep them in order for
assembly.
3. Slide the rocker shaft out and be prepared to catch the
wave washer (A) positioned on the PTO end of the
shaft between the casting and the intake rocker arm.
4. Inspect each rocker arm cam follower surface. If there
is any damage or uneven wear, replace the rocker
arm. NOTE: Always replace camshaft if lobe of either
rocker arm is worn or damaged.
B
A
A
Inspect surface of followers
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