Maruyama B42L - Trimmer; Brushcutter Operation; Trimmer; Brushcutter Operating Position

• Turn the idle speed screw in (clockwise) to
increase the engine idle speed.
• Turn the screw out (counterclockwise) to decrease
the engine idle speed.
If idle speed adjustment is necessary, and after adjust-
ment the cutting head rotates or the engine stalls, stop
using the Trimmer/ Brushcutter immediately!
Contact your local authorized Maruyama Dealer for
assistance and servicing.
Trimmer / Brushcutter Operation
Trimmer / Brushcutter Operating
Position
Before using the Trimmer Brushcutter, check the fol-
lowing:
1. Make sure the Holding Tool (3.5mm Pin) has
been removed from the gearcase and boss adapter
before you start the engine.
2. The operator must be wearing the harness attached
to the Trimmer / Brushcutter, and the Trimmer /
Brushcutter must be on the operator’s right side.
3. The operator’s right hand should be holding the
right-hand throttle grip, with his or her fingers on
the throttle trigger.
4. The left hand should be holding the left-hand grip
with the fingers and thumb fully enclosed around
the grip.
— US-20 —
WARNING
POTENTIAL HAZARD
• Foreign objects can be thrown by
Brushcutter.
WHAT CAN HAPPEN
• Contact with thrown objects can cause
personal injury.
HOW TO AVOID THE HAZARD
• Never operate the Brushcutter without
the debris shield in place.
CAUTION
• Read the Safety instructions on page 6
concerning proper use of the Brushcutter.
WARNING
POTENTIAL HAZARD
• Without the harness installed, the
Brushcutter blade can produce side
thrust which can expose the operator
and bystanders to blade contact.
• If the Brushcutter is not correctly posi-
tioned on the operator’s right side, the
blade can produce side thrust which
can expose the operator and bystanders
to blade contact.
WHAT CAN HAPPEN
• Contact with the Brushcutter blade can
cause severe personal injury.
HOW TO AVOID THE HAZARD
• Never operate the Brushcutter without
installing and using the harness.
• Always operate the Brushcutter with the
unit on your right side.
Eye Protection
Hand holding - Left hand
Grip, and fingers and
thumb fully enclosed
around the grip
Cutting Attachment Near
and Parallel to Ground
Hearing Protection
Hand Holding Throttle
Grip, Fingers on
Throttle Trigger