Troubleshooting Guide - Oregon PCS 3840 Manuel D'utilisation

16 16
MM EN
3. Chain maintenance table
WARNING!
!
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.
Chain stroke
Inches mm
3/8 Mini 9,32
0,325 8,25
3/8 9,32
0,404 10,26

9. Troubleshooting Guide

PROBLEME
1) Starting failure – Check fuel for water or substandard
WARNING
Make sure the – Check for engine flooding.
icing prevention
system is not
working.
– Check spark ignition.
2) Lack of – Check fuel for water or substandard
power/Poor accel-
eration/Rough
idling – Check air filter and fuel filter for
– Check carburetor for inadequate
3) Oil does not – Check oil for substandard quality.
come out
– Check oil passage and ports for
All manuals and user guides at all-guides.com
8. Maintenance of Saw Chain and Guide Bar / 9. Troubleshooting Guide
Limiter tooth level (a)
Inches
0,018
0,026
0,026
0,031
CAUSE
mixture.
mixture.
clogging.
adjustment.
clogging.
File diameter (d)
a
mm Inches
0,45 5/32
0,65 3/16
0,65 13/64
0,80 7/32
REMEDY
– 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.
d
mm
4,0
4,8
5,2
5,6