Engine Mechanical: 1D-26
• Install the new O-ring (2), spring (3) and bar (4).
CAUTION
!
Use a new O-ring to prevent oil leakage.
• Install the cam chain tension adjuster cap bolt (5).
NOTE
Click sound is heard when the cam chain
tension adjuster cap bolt is installed.
• Tighten the cam chain tension adjuster cap bolt (5) to
the specified torque.
Tightening torque
Cam chain tension adjuster cap bolt (b): 7 N·m (
0.7 kgf-m, 5.0 lb-ft)
CAUTION
!
After installing the cam chain tension
adjuster, check to be sure that the adjuster
works properly by checking the slack of cam
chain.
Camshaft
• Align the line “A” on the generator rotor with the index
mark “B” on the crankcase.
• Install the dowel pins (1).
• The camshafts are identified by the engraved letters.
• Before replacing the camshafts on cylinder head,
apply engine oil to their journals and cam faces.
• Apply engine oil to the camshaft journal holders.
NOTE
Before installing the camshaft, check that the
tappets are installed correctly.
• Align the engraved mark “C” and “D” on the camshaft
sprockets so it is parallel with the matching surface of
the cylinder head cover.
• Tighten the journal holder bolts to the specified
torque.
NOTE
• Each camshaft journal holder is identified
with an embossed letter.
• The arrow mark of the camshaft journals
camshaft sprocket side.
Tightening torque
Camshaft journal holder bolt (a): 10 N·m (1.0 kgf-
m, 7.0 lb-ft)
2
3
4
(b)
5
I831G1140124-01
“A”
“B”
I831G1140125-01
1
1
I831G1140126-01
“C”
“D”
EX
IN
I831G1140128-05
(a)
(a)
(a)
(a)
EX
IN
I831G1140127-03
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