jcb -BC26 Safety And Operating Manual Original Instructions page 21

Engine does
reach full speed
and emits excessive
smoke.
Engine starts, runs
and accelerates, but
will not idle.
Grass wraps around
shaft housing
string head.
Knob hard to turn.
Oil drips
silencer.
Note:
If the unit exhibits specific performance problem(s) where the Problem Solving
section recommends a clockwise screw adjustment on the carburetor, but no adjust-
ments have been made since the original purchase, the unit should be taken to an
authorised service centre for repair. In most cases, the needed adjustment is a simple
task for the trained service representative.
SO53 3LE
Customer Helpline 0845 600 5526 Monday to Friday 09.00 to 17.00
www.JCBdiy.com
JCB-BC26_960443002-01_Manual_final.indd A21 JCB-BC26_960443002-01_Manual_final.indd A21
not Improper mixing of oil/
fuel.
Air filter is dirty.
Spark arrestor screen is
dirty.
Idle speed screw on
carburetor
adjustment.
Cutting tall grass
and ground level.
Operating trimmer
part throttle.
Screw threads dirty or
damaged.
from Operating trimmer
part throttle.
Improper mixing of oil/
fuel.
Air filter dirty.
Use fresh fuel and the correct
2-stroke oil mix.
Clean the air filter. Refer to "Cleaning
the Air Filter Screen" in the manual.
Contact a service dealer.
 Turn idle speed screw clockwise
requires to increase idle speed (See
Figure 13).
 Ensure that after adjustment, the
cutting head does not rotate at
idle speed.
 Contact a service dealer if the
problem persists.
at Cut tall grass from top down.
at Operate trimmer at full throttle.
Clean threads and lubricate with
grease; if no improvement, replace
knob.
at Operate trimmer at full throttle.
Use fresh fuel and the correct
synthetic 2-stroke oil mix.
Clean the air filer. Refer to "Cleaning
the Air Filter Screen" in the manual.
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