16
MM
16
EN
8. Maintenance of Saw Chain and Guide Bar / 9. Troubleshooting Guide
9. Troubleshooting Guide
PROBLEME
CAUSE
REMEDY
1)
Starting failure
WARNING
Make sure the
icing prevention
system is not
working.
2)
Lack of
power/Poor accel-
eration/Rough
idling
3)
Oil does not
come out
– Check fuel for water or substandard
mixture.
– Check for engine flooding.
– Check spark ignition.
– Check fuel for water or substandard
mixture.
– Check air filter and fuel filter for
clogging.
– Check carburetor for inadequate
adjustment.
– Check oil for substandard quality.
– Check oil passage and ports for
clogging.
– Replace with proper fuel.
– Remove and dry the spark plug.
– Then pull the starter again with no
choke.
– Replace with a new plug.
– Replace with proper fuel.
– Clean.
– Readjust speed needles.
– Replace.
– Clean.
If the unit seems to need further serv-
ice, please consult with an authorized
service shop in your area.
3. Chain maintenance table
The characteristic data of the chain and bar homologated for this machine
are shown in the “EC Conformity Statement” that accompanies same machine. Do not use other
types of chain or bar for safety reasons.
The table gives the sharpening data for different types of chain, without this giving the possibil-
ity of using chains other than the homologated one.
!
WARNING!
Chain stroke
Limiter tooth level (a)
File diameter (d)
Inches
mm
Inches
mm
Inches
mm
3/8 Mini
9,32
0,018
0,45
5/32
4,0
0,325
8,25
0,026
0,65
3/16
4,8
3/8
9,32
0,026
0,65
13/64
5,2
0,404
10,26
0,031
0,80
7/32
5,6
a
d
