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CAUTION: The cutting tools shown in the illustration are not to be sharpened.
Manual resharpening will result in imbalances of the cutting tool
causing vibrations and damage to the equipment.
NOTE: To increase the service life of the cutter blade it may be turned over
once, until both cutting edges have become blunt.
RESHARPENING THE CUTTING TOOL
ADJUSTMENT OF LOW-SPEED ROTATION (IDLING)
When it is necessary to adjust the low-speed rotation (idling), perform it by the carburetor adjusting screw.
CHECKUP OF LOW-SPEED ROTATION
Set the low-speed rotation to 3,000 min –
-1
.
If it is necessary to change the low speed rotation (idle) speed, use a phillips
head screw driver on the screw illustrated on the right.
Turn the adjusting screw to the right, and the engine rotation will increase. –
Turn the adjusting screw to the left, and the engine rotation will drop.
The carburetor is generally adjusted before shipment. After several tanks of –
gasoline the idle rpm may need to be readjusted.
Carburetor
Adjusting
screw
NYLON CUTTING HEAD
The grass trimmer cutting head is a dual line trimmer head that has bump &
feed mechanism.
The nylon cutting head will feed out the proper length of nylon line after tapping
the trimmer head on the ground by changes in centrifugal force caused by
increasing or decreasing rpms.
Operation
Increase the nylon cutting head speed to approx. 6,000 min –
-1
.
Bump the trimmer head lightly on the ground.
The most effective cutting area is shown by the shaded area. –
If the nylon cord does not feed out, rewind/replace the nylon cord by following –
the procedures described under “Replacing the nylon cord.”
Most effective cutting area
STOPPING
1) Release the throttle lever (2) fully, and when the
engine rpm has lowered, set the I-O switch to
STOP the engine will now stop.
2) Be aware that the cutting head may not stop
immediately and allow it to slow down fully.
EM2650LH EM2650UH
STOP
(1)
(2)
STOP
(1)
(2)