Operating Instructions/Position; Starting A Cold/Warm Engine; Trimmer Line Advance - McCulloch TrimMac 250 LS Instruction Manual

Mcculloch trimmac 250 ls grass trimmer instruction manual
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STARTING A COLD ENGINE (or a
warm engine after running out of
fuel)
1. Set unit on a flat surface.
2. Move ON/OFF switch to the ON position.
3. Slowly press the primer bulb 6 times.
4. Move choke lever to FULL CHOKE posi-
tion.
5. Squeeze and hold trigger through all re-
maining steps.
Starter
Handle
Thottle
Trigger
6. Pull starter rope handle sharply until en-
gine sounds as if it is trying to start, but do
not pull rope more than 6 times.
7. As soon as engine sounds as if it is trying to
start, move choke lever to HALF CHOKE.
8. Pull starter rope sharply until engine runs,
but no more than 6 pulls. If the engine
doesn't start after 6 pulls (at the HALF
CHOKE position), move the choke lever to
the FULL CHOKE position and press the
primer bulb 6 times. Squeeze and hold the
throttle trigger and pull the starter rope 2
more times. Move the choke lever to the
HALF CHOKE position and pull the starter
rope until the engine runs, but no more than
NOTE:
6 pulls.
If engine still doesn't start,
it is probably flooded. Proceed to START-
ING A FLOODED ENGINE.
9. Once the engine starts, allow it to run 10
seconds, then move the choke lever to
RUN. Allow the unit to run for 30 more
seconds at RUN before releasing the
NOTE:
throttle trigger.
the choke lever in the RUN position, move
the choke lever to the HALF CHOKE
position and pull the rope until engine
runs, but no more than 6 pulls.
STARTING A WARM ENGINE
1. Move ON/OFF switch to the ON position.
2. Move the choke lever to the HALF
CHOKE position.
3. Squeeze and hold the throttle trigger.
Keep throttle trigger fully squeezed until
the engine runs smoothly.
4. Pull starter rope sharply until engine runs,
but no more than 5 pulls.
5. Allow engine to run 15 seconds, then move
the choke lever to the RUN position.
NOTE:
rope 5 more pulls. If engine still does not run, it
is probably flooded.
STARTING A FLOODED ENGINE
Flooded engines can be started by placing
the choke lever in the RUN position; then, pull
the rope to clear the engine of excess fuel.
Primer
This could require pulling the starter handle
Bulb
many times depending on how badly the unit
is flooded. If the unit still doesn't start, refer to
TROUBLESHOOTING TABLE.
Choke
OPERATING INSTRUCTIONS
Lever
OPERATING POSITION
Hearing
protection
Long
Pants
Heavy
Shoes
Cut from your right to your left.
tion and hearing protection. Never lean over
the trimmer head. Rocks or debris can rico-
chet or be thrown into eyes and face and
cause blindness or other serious injury.
Do not run the engine at a higher speed than
necessary. The cutting line will cut efficiently
when the engine is run at less than full throttle.
At lower speeds, there is less engine noise and
vibration. The cutting line will last longer and will
be less likely to "weld" onto the spool.
Always release the throttle trigger and allow the
If engine dies with
engine to return to idle speed when not cutting.
To stop engine:
S Release the throttle trigger.
S Move the ON/OFF switch to the OFF posi-
tion.

TRIMMER LINE ADVANCE

Advance line by tapping the bottom of the cut-
ting head lightly on the ground while engine is
running at full speed. The metal line limiter
blade attached to the guard will cut the line to
the proper length.
6
If engine has not started, pull starter
ALWAYS WEAR:
Eye protection
WARNING:
Always wear eye protec-

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