Spark Plug - Chery SQR480ED User Manual

！Notice
If the air filter is not replaced for a
long time, engine performance will
not be in a good condition, some
components may be damaged, and
even the engine will be severely
damaged.
Maintenance intervals
Replace it every 15000 km or half a
year.
Clean it every 5000 km or 3 months

Spark plug

Carbon, which forms on the sparking
plug, will weaken the combustion
capacity of the sparking plug, so you
had better check the sparking plug, at
regular intervals and remove the
carbon. You can use sparking plug
brush to remove carbon
sparking plug electrodes, and then
use a little file to remove carbon on
the insulator layer carefully. Blow it
clean with compressed air; upper
insulator layer should be cleaned,
too.
Maintenance interval
15000km or 18 months
Replacement of sparking plug
· Wipe any dirt and grease from the
cylinder head plug seats.
· Loosen the spark plug through
pulling the spark plug box. Remove
- 123 -
Maintenance and Upkeep
the spark plug with spark plug
spanner.
· Install the new plug or cleaned one
from in the engine and run it in by hand,
turn it clockwise several turns. If it is
not ok, take it out, have another try,
so as to ensure spark plug thread is
up to the standard of cylinder head
thread.
· Tighten the spark plug with spanner;
do not let it too tight.
Make sure spark plug cable is
installed in correct order. Clip the
spark plug box aligned with the seat
tightly.
！Notice