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1
.
If the engine is started at non-neutral, disengage the clutch; and if the engine is
started at cooled state, close the choke and operate the throttle while starting. Open
the choke after the engine has operated about 1 min.
2
.
Increase the engine speed after running 1 to 3 minutes. Do not add the load while
the engine is still cold.
3
.
When using the electrical starter, the starting time should be less than 5 seconds,
and the second starting must be 10 seconds later. If the engine fails to start for 5
times, check whether the engine (vehicle) parts have failures. Never push the
starting button after the engine has started.
4
.
Adjustment of idle speed
a.
Warm the engine to normal working temperature.
b.
Tighten idle adjustment screw, and return 1
4
1
turns.
c.
Adjust the throttle plunger stop screw until the speed has reached the regulated
idle speed. The engine is easy to stop if the speed is too low.
d.
Adjust the idle adjustment screw left and right, and tighten it at the position where
the engine is getting a highest stable speed.
e.
Readjust the throttle plunger stop screw until the engine is getting a normal idle
speed.
f.
Repeat the above c,d,e steps until the engine idle speed is no more change no
matter you tighten or loosen the idle adjustment screw.
5
.
Grind and maintenance of a new engine: This period is very important for new
engine as poor grinding would increase the engine’s failure.
a.
Do not overload the engine during the grinding period of 0 to 500 kilometers for
a new motorcycle. Never open the throttle completely nor use the same speed for
a long time. The speed can not exceed 50Km/h.
b.
Do not overload the engine during the grinding period of 500 to 1000 kilometers.
Never open the throttle completely. The vehicle is allowed to run at 80 percent of
each speed and do not use the same speed for a long time.
c.
Maintenance the engine after per 500Km as the following: replace the engine oil
and clean the filter. Check the state of valve clearance and clutch disengaged
stroke, readjust as necessary.
6
.
Daily maintenance
:
a.
Change the engine oil per 2000 kilometers after the grinding period. You can also
replace the engine oil ahead if it has deteriorated in quality
。
b.
Check the engine oil before daily running. If the oil is below the lower scale of
oil dipstick, refill the oil to the upper scale.
c.
Check the coolant before daily running. Open the water tank to check whether
there is enough coolant in it. Refill as necessary.
d.
Check the state of valve clearance. Normally, the valve clearance has been
factory set. Adjust the valve clearance to 0.04mm
~
0.06mm if there is failure.
e.
Check the state of carburetor. Clean and adjust as necessary.
f.
Check and clean the air cleaner as necessary.
g.
Inspect all bolts for tightness and tighten as necessary.
Содержание LYDA203E-6
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