Gearcase
Maintenance Interval
The gearcase should be checked for lubrication after
each 30 hours of use.
Gearcase Lubrication
Remove the cutting attachment and the boss adapter.
Clean any dirt and debris from the area between the
boss adapter and the gearcase. Remove the grease plug
from the side of the gearcase.
While rotating the attaching shaft, inject lithium-base
bearing lube (P/N 211337) through the plug hole until
the gearcase is full. Reinstall the boss adapter and
grease plug.
Bearing Lube
(P/N 211337)
Gearcase
Grease Plug
Plug Hole
Attaching Shaft
Boss Adapter
General Cleaning and Tightening
POTENTIAL HAZARD
• When engine is running, cutting head is
rotating/moving and other parts are
moving.
WHAT CAN HAPPEN
• Contact with rotating/moving Tool or
other moving parts could cause serious
personal injury or death.
HOW TO AVOID THE HAZARD
• Always turn off your Trimmer before
you clean or perform any maintenance
on it.
The MARUYAMA Trimmer will provide maximum
performance for many, many hours if it is maintained
properly. Good maintenance includes regular checking
of all fasteners for correct tightness, and cleaning the
entire machine.
— US-23 —
WARNING