12
OPEN
CLOSE
At times, such as winter, when starting the engine
is difficult
Operate choke lever with the following procedure when starting engine.
After implementing startup steps 1) to 3), set choke lever to the CLOSE
•
position.
Implement startup step 4) and start engine.
•
Once engine starts, set choke lever to the OPEN position.
•
Implement startup step 5) and complete warm up.
•
CAUTION:
If a bang (explosive sound) is heard and the engine stops, or
the just-started engine stalls before the choke lever is operated,
return the choke lever to the OPEN position, and pull the starter
knob a few times again to start the engine.
CAUTION:
If the choke lever is left in the CLOSE position, and the starter
knob merely pulled repeatedly, too much fuel will be sucked in,
and the engine will become difficult to start.
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. If it is necessary to
–
readjust it, please contact Authorized Service Agent.
Adjusting
screw
Carburetor
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.
STOP
(1)
(2)
THE NYLON CUTTING HEAD
During operation, use the tip of the nylon cutting cord for cut.
Feeding the nylon cutting cord
As the nylon cutting cord is worn and shortened with the cutting operation, the
operator needs to feed it manually.
To feed the nylon cutting cord, tap the nylon cutting head on the ground while it
rotates around 6,000 min
-1
.
NOTE: If the nylon cutting cord does not feed out, rewind it.
Most effective cutting area
Summary of Contents for LT-245.4
Page 146: ...146 DOLMAR DOLMAR DOLMAR 146 147 150 151 152 152 152 153 155 156 158 161...
Page 147: ...147 18 16 1 5 2 3 4 5 6 15 50 360 15...
Page 148: ...148 3 3...
Page 149: ...149 DOLMAR DOLMAR...
Page 152: ...152 1 2 DOLMAR 1 2 3...
Page 153: ...153 1 2 10 10 10 158 SAE 10W 30 API SF 4 0 08L 1 3 1 2 3 1 2 2 3...
Page 154: ...154 87 10 E 10 2 4 87 R M 2 10 E 10...
Page 155: ...155 3 A 1 2 I O 1 1 3 7 10 B 1 2 3 4 1 3 4 5 2 3...
Page 156: ...156 1 3 4 5 3 000 min 1 phillips 1 2 2 1 2 6 000 min 1...
Page 157: ...157 80 mm 100 mm 2 80 mm RH 100 mm...
Page 158: ...158 20 50 SAE 10W 30 API SF 4 1 2 3...
Page 159: ...159 10 1 2 6 4 5 6...
Page 160: ...160 50 1 10 200 0 7 mm 0 8 mm 0 028 0 032 0 7 0 8 mm 0 028 0 032 1...
Page 161: ...161 1 2 3 4 5 158...
Page 162: ...162 10 30 50 200 153 1 158 160 3 161 156 152 156 159 160 160 160 2 160 2 2 3 161 1 20 2 200 3...
Page 163: ...163 7 10 1 Dolmar Dolmar Dolmar 1 3...
Page 182: ...182...
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