1D-36 Engine Mechanical:
• Apply thread lock to the PAIR reed valve cover bolts
(2) and tighten them to the specified torque.
: Thread lock cement 99000–32110
(THREAD LOCK CEMENT SUPER “1322” or
equivalent)
Tightening torque
PAIR reed valve cover bolt (b): 10 N·m (1.0 kgf-m,
7.0 lbf-ft)
• Fit new gaskets and install the cylinder head cover to
the cylinder head. Refer to “Engine Top Side
Assembly” (Page 1D-28).
Cylinder Head Cover Related Parts Inspection
B947H11406046
Refer to “Engine Top Side Disassembly” (Page 1D-26).
Refer to “Engine Top Side Assembly” (Page 1D-28).
Refer to “Cylinder Head Cover Disassembly and
Assembly” (Page 1D-35).
Cylinder Head Cover
Clean and check the gasket grooves “A” and PAIR reed
valve mating surfaces “B” of the cylinder head cover.
If there is anything unusual, replace the cylinder head
cover with a new one.
CMP Sensor
NOTE
CMP sensor can be checked without
removing it from the cylinder head cover.
Refer to “DTC “C11” (P0340): CMP Sensor
Circuit Malfunction” in Section 1A (Page 1A-
29).
PAIR Reed Valve
Inspect the PAIR reed valves for carbon deposit. If the
carbon deposit is found, replace the reed valve with a
new one.
Camshaft Inspection
B947H11406021
Refer to “Engine Top Side Disassembly” (Page 1D-26).
Refer to “Engine Top Side Assembly” (Page 1D-28).
Camshaft Identification
The exhaust camshaft has the embossed letters “EX”
and the intake camshaft has the embossed letters “IN”.
Cam Wear
Check the camshaft for wear or damage.
Measure the cam height “a” with a micrometer.
Replace a camshaft if the cams are worn to the service
limit.
Special tool
: 09900–20202 (Micrometer (25 – 50 mm))
Cam height “a”
Service limit (IN.): 37.38 mm (1.472 in)
Service limit (EX.): 36.58 mm (1.440 in)
(b)
2
(b)
2
I947H1140104-02
“B”
“B”
“A”
I947H1140290-02
I947H1140106-01
I947H1140064-01
“a”
I649G1140199-02
Manuals by Motomatrix / The Solution For Lost Motorcycle Coded Keys
email: info@motomatrix.co.uk / www.motomatrix.co.uk
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