EMAK K 1250 ADV Operator's Manual page 18

c) Remove the filtering element (3a + 3b).
d) Remove the pre-filter (3b) from the cartridge
(3a).
e) Tap the cartridge (3a) on a solid surface and
blow it from the inside with compressed air to
remove dust and debris.
f) Wash the sponge pre-filter (3b) with water
and detergent and leave it to dry in the air.
IMPORTANT
Do not use water, petrol,
detergents or any other products to clean the
cartridge.
IMPORTANT
The sponge pre-filter (3b)
must NEVER be oiled.
g) Clean the inside of the filter housing (4) from
dust and debris, making sure to block the
inlet duct with a rag (5) to prevent them from
entering the engine.
h) Remove the rag (5), install the filtering ele-
ment (3b + 3a) in its housing and refit the
cover (1).
6.6
SPARK PLUG SERVICE
a) Remove the spark plug (1) using a spark plug
socket wrench (2).
b) Clean the electrodes (3) with a metal brush
and remove any carbonaceous build-up.
c) Using a thickness gauge (4), check for the
right gap (0.6 - 0.8 mm) between the elec-
trodes.
d) Install the spark plug (1) and tighten with a
socket wrench (2).
Replace the spark plug if the electrodes are
burnt or if the porcelain is broken or damaged.
WARNING!
the ignition system with spark plug remo-
ved.
IMPORTANT
Use only spark plugs of the
recommended type (see 8.1).
Fire hazard! Do not check
7
EN