Spark Arrestor; Gearcase; General Cleaning And Tightening - Maruyama BIG M M23S Manual Del Operador

Spark Arrester
Maintenance Interval:
The spark arrester should be inspected and cleaned after every 25 hours of use.
Replace the screen if it cannot be thoroughly cleaned or if it becomes damaged.
Maintenance:
1. With the engine at ambient (room) temperature, remove the one
screw retaining the muffler cover, then remove the muffler cover.
2. Remove the two socket-head screws that hold the spark arrester
assembly to the muffler.
3. Remove and clean the tail, gasket and spark arrester with a
safety solvent and a stiff brush. If any part cannot be
thoroughly cleaned, it must be replaced.
4. Reinstall the spark arrester, gasket and tail onto the muffler,
then reinstall and tighten the two socket head screws.
5. Reinstall the muffler cover.

Gearcase

Maintenance Interval:
The gearcase should be lubricated after each 30 hours of use.
Maintenance:
1. Remove the cutting attachment and the boss adapter.
2. Clean any dirt and debris from the area between
the boss adapter and the gearcase.
3. Remove the grease plug from the side of the gearcase.
4. While rotating the shaft, inject a lithium-base bearing lube
(P/N211337) through the plug hole until the gearcase is full.
5. Reinstall the boss adapter and grease plug.
>> NOTICE
If the gearcase is not lubricated at the recommended intervals, a gearcase failure will occur.
Gearcase failures due to improper maintenance are not covered by Maruyama warranty.

General Cleaning and Tightening

The Maruyama String Trimmer will provide maximum performance for many, many hours if it is
maintained properly. Good maintenance includes regular check of all fasteners for correct tightness
and cleaning of the entire machine.
18
MUFFLER
SOCKET HEAD SCREW (4)
BEARING
LUBE
(P/N211337)
GEARCASE
ATTACHING
SHAFT
PLATE
GASKET
SPARK
ARRESTER
TAIL
GREASE PLUG
PLUG HOLE
WATCH FOR
GREASE
HERE
BOSS ADAPTOR