Troubleshooting Guide - Ultranatura BK-100 Mode D'emploi D'origine

Anleitung_BK_100_SPK7__ 14.04.14 13:03 Seite 28
GB

9. Troubleshooting guide

Problem
Unit wonʼt start or starts but will not
run.
Unit starts, but engine has low
power.
Engine hesitates.
No power under load.
Runs erratically.
Smokes excessively.
Poor performance when operated
Engine dies
Insufficient chain lubrication
(the cutter rail and chain get hot)
28
Probable cause
Incorrect starting procedures.
Incorrect carburetor mixture
adjustment setting.
Fouled spark plug.
Fuel filter plugged.
Incorrect lever position on choke.
Dirty air filter.
Incorrect carburetor mixture
adjustment setting.
Incorrect carburetor mixture
adjustment setting.
Incorrectly gapped spark plug.
Incorrect carburetor mixture
adjustment setting.
Incorrect fuel mixture.
Blunt chain
Loose chain
Empty petrol tank
Fuel filter in the wrong position in
the tank
Empty oil tank for the chain
Oil lubrication openings moved
Corrective Action
Follow instructions in the User
Manual.
Have carburetor adjusted by an
Authorized Service Center.
Clean / gap or replace plug.
Replace fuel filter.
Move to RUN position.
Remove, clean and reinstall filter.
Have carburetor adjusted by an
Authorized Service Center.
Have carburetor adjusted by an
Authorized Service Center.
Clean / gap or replace plug.
Have carburetor adjusted by an
Authorized Service Center.
Use properly mixed fuel (40:1
mixture).
Sharpen or replace the chain
Tension the chain
Fill up the petrol tank
Completely fill the petrol tank or or
re-position the fuel filter in the
petrol tank
Top up the oil tank for the chain
Clean the oil lubrication hole in the
cutter bar (Fig. 2/Item A)
Clean the groove in the cutter bar