Daewoo Musso. Manual — part 62
1B2-68 M161 ENGINE MECHANICAL
7. Remove the bearing cap, and remove the intake and the
exhaust camshaft.
Installation Notice
Tightening Torque
22.5 - 27.5 Nm
Notice
Check the numbers on the bearing cap not to be miked
up.
8. Apply the engine oil on the valve tappet and camshaft
bearing.
9. Installation should follow the removal procedure in the
reverse order.
Notice
l
Base circle of cam should cantact with the valve tappet.
l
Install the camshaft bearing caps according to the
numbers on the cylinder head cast and bearing cap.
10. Check the camshaft timing position.
M161 ENGINE MECHANICAL 1-1B-69
CAMSHAFT TIMING POSITION
Preceding Work : Removal of cylinder head cover
Removal of cylinder head front cover
1 Insert Pin (
f
6.5mm, Special Tool)
2 Intake Camshaft Sprocket
3 Camshaft Bearing Cap
4 Timing Chain
5 Exhaust Camshaft Sprocket
6 Bolt (M7 X 13, 3 pieces) . . . 1st step 20 ± 2 Nm
2nd step 90° ± 5° rotation added
7 Strate Pin
1B2-70 M161 ENGINE MECHANICAL
Tools Required
104 589 01 01 00 Spanner
111 589 03 15 00 Insert Pin
Inspection Procedure
1. Position the NO.1 cylinder piston to ATDC 20° by turning
the crankshaft
Notice
When the ATDC 20° mark on vibration damper is aligned
with timing gear case cover, the intake and exhaust cam of
cylinder will make the slope to the center and will face up.
In this way, the insert hole in NO.1 and NO.4 camshaft
bearing cap will match in line with the flange hole for
camshaft sprocket.
2. Check the timing as below procedure;
-
Check if the insert pin (111 589 03 15 00) can be inserted
into the NO.1 and NO.4 bearing cap hole.
-
At this condition, check if the ATDC 20° mark on vibration
damper aligns with the marker on the timing gear case.
M161 ENGINE MECHANICAL 1B2-71
Adjustment Procedure
1. Position the NO.1 cylinder to ATDC 20° .
2. Remove the chain tensioner.
3. Remove the exhaust camshaft sprocket.
4. Adjust the timing position with inserting the insert pin
(
f
6.5mm, 111 589 03 15 00) into the NO.1 and NO.4
camshaft bearing cap hole and flange hole while rotating
the camshaft by using wrench (104 589 01 01 00).
5. Install the chain to the intake camshaft sprocket.
6. Install the chain to the exhaust camshaft sprocket and
tighten the bolt.
Installation Notice
Tightening Torque
1st step 20 Nm
2nd step + 90°
The sprocket bolt is designed to be used only once, so
replace with new one.
7. Install the chain tensioner.
Installation Notice
Screw plug
Tensioner assembly
40 Nm
80 ± 8 Nm
Tightening
Torque
8. Check the camshaft timing.
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