Shindaiwa C254 - Manual (Page 13)

13
After the engine starts, allow the
■
engine to warm up at idle 2 or 3
minutes before operating the unit.
When the Engine Starts...
After the engine is warm, pick up
■
the unit and clip on the shoulder
strap, if so equipped.
NEVER operate the unit with the cut-
ting attachment shield or other protec-
tive devices removed!
Use only authorized Shindaiwa parts
and accessories with your Shindaiwa
trimmer. Do not make modifications to
this unit without written approval from
Shindaiwa.
ALWAYS make sure the cutting attach-
ment is properly installed and firmly
tightened before operation.
NEVER use a cracked or warped cut-
ting attachment: replace it with a ser-
viceable one.
Checking Unit Condition
ALWAYS make sure the cutting attach-
ment fits properly into the appropri-
ate attachment holder. If a properly
installed attachment vibrates, replace
the attachment with new one and
re-check.
ALWAYS stop the engine immediately
and check for damage if you strike a
foreign object or if the unit becomes
tangled. Do not operate with broken
or damaged equipment.
NEVER allow the engine to run at high
RPM without a load. Doing so could
damage the engine.
NEVER operate a unit with worn or
damaged fasteners or attachment
holders.
WARNING!
A cutting attachment shield
or other protective device is no
guarantee of protection against rico-
chet. YOU MUST ALWAYS GUARD
AGAINST FLYING DEBRIS!
Idle the engine briefly before stopping (about 2 minutes), then slide the ignition
switch to the “O” (Engine OFF) position.
Stopping the Engine
Starting the Engine (continued)
Starting A Flooded Engine
Slide the ignition switch to the “I” (ON) position 1. .
Open the choke, put the throttle lever in the full throttle position, then clear excess fuel from the combustion chamber by 2.
cranking the engine several times.
If the engine still fails to start or fire, refer to the troubleshooting flow chart at the end of this manual.
3.
OFF
Ignition
switch
NEVER operate the unit with the cut-
ting attachment shield or other protec-
tive devices removed!
Use only authorized Shindaiwa parts and
accessories with your Shindaiwa trimmer.
Do not make modifications to this unit with-
out written approval from Shindaiwa, Inc.
ALWAYS make sure the cutting attach-
ment is properly installed and firmly
tightened before operation.
NEVER use a cracked or warped
cutting attachment: replace it with a
serviceable one.
Checking Unit Condition
ALWAYS make sure the cutting attach-
ment fits properly into the appropriate
attachment holder. If a properly installed
attachment vibrates, replace the attach-
ment with new one and re-check.
ALWAYS stop the engine immediately
and check for damage if you strike a
foreign object or if the unit becomes
tangled. Do not operate with broken or
damaged equipment.
NEVER allow the engine to run at high
RPM without a load. Doing so could dam-
age the engine.
NEVER operate a unit with worn or dam-
aged fasteners or attachment holders.
WARNING!
A cutting attachment shield or
other protective device is no guarantee
of protection against ricochet. YOU
MUST ALWAYS GUARD AGAINST
FLYING DEBRIS!
12
Idle the engine briefly before stopping
(about 2 minutes), then slide the ignition
switch to the “O” (Engine OFF) position.
Stopping the Engine
Adjusting Engine Idle
Idle Adjusting
Screw
The engine must return to idle speed
whenever the throttle lever is released.
Idle speed is adjustable, and must be set
low enough to permit the engine clutch to
disengage the cutting attachment.
WARNING!
The cutting attachment must
NEVER rotate at engine idle! If the
idle speed cannot be adjusted by
the procedure described here, return
the unit to your Shindaiwa dealer for
inspection.
Idle Speed Adjustment
Place the unit on the ground, then start 1.
the engine, and then allow it to idle 2-3
minutes until warm.
If the attachment rotates when the
2.
engine is at idle, reduce the idle speed
by turning the idle adjustment screw
counter-clockwise.
If a tachometer is available, adjust idle.
3.
Check Specifications page for correct
idle speed
Starting the Engine (continued)
NOTE
Carburetor fuel mixture adjustments are
preset at factory and cannot be serviced
LQWKH¿HOG
Disconnect the spark plug lead and use 1.
the spark plug wrench to remove the
spark plug (turn counter clockwise to
remove).
Slide the ignition switch to the “O”
2.
(STOP) position.
If the spark plug is fouled or
Ŷ
soaked with fuel, clean the plug as
necessary.
Open the choke and fully depress the 3.
throttle lever with your left hand, then
pull the starter handle rapidly with your
right hand to clear excess fuel from the
combustion chamber.
Replace the spark plug and tighten it
4.
firmly with the spark plug wrench. If a
torque wrench is available, torque the
spark plug to the values recommended
in the “Specifications” section.
Repeat the starting procedure for a 5.
warm engine.
If the engine still fails to start, refer to
6.
the troubleshooting section near the
end of this manual.
Starting A Flooded Engine
Shoulder strap
required for use
with Brushcutters
Operation
IMPORTANT!
Adjust the shoulder strap so the
shoulder pad rests comfortably on the
off-side shoulder and the cutting path
of the cutting attachment is parallel to
the ground. Make sure all hooks and
adjustment devices are secure.
WARNING!
Always wear a shoulder
strap or harness when operating
this unit. Using a harness with a
brushcutter allows you to main-
tain proper control of the unit and
reduces fatigue during extended
operation.
Shoulder strap
Hook the strap hook to the hanger 1.
on the outer tube.
Wear the shoulder strap so that the
2.
hook stays at your right hand side.
Adjust the length of the shoulder
3.
strap so that you can hold and oper-
ate the machine comfortably.
NOTE:
Using a shoulder strap when operat-
ing this unit with a blade allows you
to maintain proper control of the unit
and reduces fatigue during extended
operation.
OFF
Ignition
switch
NEVER operate the unit with the cut-
ting attachment shield or other protec-
tive devices removed!
Use only authorized Shindaiwa parts and
accessories with your Shindaiwa trimmer.
Do not make modifications to this unit with-
out written approval fr om Shindaiwa, Inc.
ALWAYS make sur e the cutting attach-
ment is properly installed and fir mly
tightened before operation.
NEVER use a cracked or warped
cutting attachment: replace it with a
serviceable one.
Checking Unit Condition
ALWAYS make sur e the cutting attach-
ment fits properly into the appr opriate
attachment holder. If a pr operly installed
attachment vibrates, replace the attach-
ment with new one and re-check.
ALWAYS stop the engine immediately
and check for damage if you strike a
foreign object or if the unit becomes
tangled. Do not operate with broken or
damaged equipment.
NEVER allow the engine to r un at high
RPM without a load. Doing so could dam-
age the engine.
NEVER operate a unit with wor n or dam-
aged fasteners or attachment holders.
WARNING!
A cutting attachment shield or
other protective device is no guarantee
of protection against ricochet. YOU
MUST AL WAYS GUARD AGAINST
FLYING DEBRIS!
12
Idle the engine briefly before stopping
(about 2 minutes), then slide the ignition
switch to the “O” (Engine OFF) position.
Stopping the Engine
Adjusting Engine Idle
Idle Adjusting
Screw
The engine must retur n to idle speed
whenever the throttle lever is r eleased.
Idle speed is adjustable, and must be set
low enough to permit the engine clutch to
disengage the cutting attachment.
WARNING!
The cutting attachment must
NEVER rotate at engine idle! If the
idle speed cannot be adjusted by
the procedure described here, return
the unit to your Shindaiwa dealer for
inspection.
Idle Speed Adjustment
Place the unit on the ground, then star t 1.
the engine, and then allow it to idle 2-3
minutes until warm.
If the attachment rotates when the 2.
engine is at idle, reduce the idle speed
by turning the idle adjustment scr ew
counter-clockwise.
If a tachometer is available, adjust idle. 3.
Check Specifications page for correct
idle speed
Starting the Engine (continued)
NOTE
Carburetor fuel mixture adjustments are
preset at factory and cannot be serviced
LQWKH¿HOG
Disconnect the spark plug lead and use 1.
the spark plug wrench to r emove the
spark plug (turn counter clockwise to
remove).
Slide the ignition switch to the “O” 2.
(STOP) position.
If the spark plug is fouled or
Ŷ
soaked with fuel, clean the plug as
necessary.
Open the choke and fully depress the 3.
throttle lever with your left hand, then
pull the starter handle rapidly with your
right hand to clear excess fuel from the
combustion chamber.
Replace the spark plug and tighten it 4.
firmly with the spark plug wr ench. If a
torque wr ench is available, torque the
spark plug to the values recommended
in the “Specifications” section.
Repeat the starting pr ocedure for a 5.
warm engine.
If the engine still fails to start, r efer to 6.
the troubleshooting section near the
end of this manual.
Starting A F looded Engine
Squeezing the throttle lever makes the
■
cutting attachment move faster; releas-
ing the throttle permits the attachment
to stop moving. If the cutting attach-
ment continues to move when the
engine returns to idle, carburetor idle
speed should be adjusted (see “Adjust-
ing Engine Idle.”)