1. Install:
NOTE:
Pass the timing chain through the timing chain cavity.
2. Tighten:
NOTE:
3. Install:
a. Turn the crankshaft counterclockwise.
b. Align the "I" mark "a" on the generator rotor with the stationary pointer "b" on the generator cover.
c. Align the "I" mark "c" on the camshaft sprocket with the stationary pointer "d" on the cylinder head.
d. Install the timing chain onto the camshaft sprocket, and then install the camshaft sprocket onto the camshaft.
NOTE:
When installing the camshaft sprocket, be sure to keep the timing chain as tight as possible on the exhaust side.
CAUTION: Do not turn the crankshaft when installing the camshaft(s) to avoid damage or improper valve timing. |
e. While holding the camshaft, temporarily tighten the camshaft sprocket bolt.
f. Remove the wire from the timing chain.
4. Install:
a. Apply sealant to the timing chain tensioner
bolt threads.
b. While lightly pressing the timing chain tensioner rod by hand, turn the tensioner rod fully clockwise with a thin screwdriver "1".
c. With the timing chain tensioner rod turned all the way into the timing chain tensioner housing (with the thin screwdriver still installed), install the gasket and the timing chain tensioner "2" onto the cylinder block.
d. Tighten the timing chain tensioner bolts "3" to
the specified torque.
e. Remove the screwdriver, make sure the timing chain tensioner rod releases.
5. Turn:
6. Check:
Out of alignment Correct.
Refer to the installation steps above.
7. Tighten:
CAUTION: Be sure to tighten the camshaft sprocket bolt to the specified torque to avoid the possibility of the bolt coming loose and damaging the engine. |
8. Measure:
Valve clearance
Out of specification Adjust.
Refer to "ADJUSTING THE VALVE CLEARANCE" on page 3-3.
Faulty clutch
Clutch slips
1. Clutch
Improperly assembled clutch
Improperly adjusted clutch cable
Loose or fatigued clutch spring
Worn friction plate
Worn clutch plate
2. Engine oil
Incorrect oil level
Incorrect oil viscosity (low)
Deteriorated oil
Clutch drags
1. Clutch
Unevenly t ...
Disassembling the front wheel
1. Remove:
Oil seal
Wheel bearings
a. Clean the surface of the front wheel hub.
b. Remove the oil seal "1" with a flat-head
screwdriver.
NOTE:
To prevent damaging the wheel, place a rag "2"
between the screwdriver and the wheel surface.
c. Remove the wheel bearings "3" with a ge ...
Checking the steering head
1. Wash:
Bearings
Bearing races
2. Check:
Bearings
Bearing races
Damage/pitting →Replace.
3. Replace:
Bearings
Bearing races
a. Remove the bearing races from the steering
head pipe with a long rod "1" and hammer.
b. Remove the bearing race from the lower
bracket ...