Idling Speed Adjustment - HYOSUNG GT250 REi Owner's Manual

getting into the engine. Change the
spark plugs if it shows cracks on the
insulating material, corroded electrodes
or excessive deposits.
5. Check the electrode gap with a thickness
gauge. The gap must be 0.7 ~ 0.8 mm
(0.028 ~ 0.032 in) if necessary, adjust it.
6. Make sure that the washer is in good
condition. Fit the washer and screw the
spark plug finger-tight to avoid damaging
the thread.
7. Tighten using the spanner supplied with
the tool kit. Screw in each spark plug by
one half turn to compress the washer.
TIGHTENING TORQUE
SPARK PLUG
PLUG REPLACEMENT GUIDE
Hotter type
Standard type
Colder type
0.7 ~ 0.8 mm
(0.028 ∼ 0.032 in)
20 ~ 25 N·m
(2.0 ~ 2.5 kgf·m)
CR7E
CR8E
CR9E
The spark plug must be tightened firmly,
otherwise the engine may overheat and
severe damage may occur.
Use recommended spark plugs only. A
spark plug of the wrong rating may
shorten engine life and cause loss of
performance.
8. Fit the spark plugs cap properly, to
prevent it coming off due to engine
vibration.

IDLING SPEED ADJUSTMENT

⊙ ⊙
We suggest
『
by your authorized Hyosung dealer.
Do not adjust the idle speed to avoid
variations of the cabruretion setting.
⊙ ⊙
『 』are equipped one set of
composed the two carburetors for efficiency
increase of the two cylinder.
The carburetor is factory setting for the
best carburetion.
Do not attempt to alter its setting.
There are two items of adjustment,
however, under your care : engine idle
speed and throttle cable play.
70
CAUTION
that you
』 's idling speed adjusted
CAUTION
have