Engine - Jonsered FR 2312 MA Operator's Manual

4. Put a new air filter cartridge on the air hose.
5. Push the air filter cartridge into correct position.
6. Attach the air filter cover and tighten the knobs.
To remove and attach the rear right
cover
1. Open the engine cover.
2. Remove the screw (A).
3. Turn the drive system lever (B) counterclockwise to
loosen it from the drive system.
Note: Do not remove the drive system lever
completely.
4. Remove the rear right cover. The drive system lever
is removed together with the rear right cover.
B
A
Note: The plastic covers are flexible. Bend them
carefully to make the removal easier.
20
5. Before you attach the rear right cover, make sure
that the drive system lever is in the correct position.
6. Put the rear right cover back in its initial position.
7. Put the hook at the end of the drive system lever
through the hole as shown (A).
8. Attach the screw (B).
A
B
To examine and replace the spark plug
1. Remove the rear right cover, see
attach the rear right cover on page 20 .
2. Remove the ignition cable shoe and clean around
the spark plug.
3. Remove the spark plug with a ⅝ʺ (16 mm) spark
plug wrench.
4. Examine the spark plug. Replace it if the electrodes
are burned or if the insulation has cracks or
damages. If the spark plug is not damaged, clean it
with a steel brush.
5. Measure the electrode gap and make sure that it is
Technical data on page 27 .
correct. See
6. Bend the side electrode to adjust the electrode gap.
7. Put the spark plug back in and turn it by hand until it
touches the spark plug seat.
To remove and
512 - 001 - 26.01.2018