― GB-20 ―
The MARUYAMA Brushcutter/ Grass 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.
Storage
For long term storage of the Brushcutter/ Grass Trimmer:
1. Empty the fuel tank into a suitable fuel storage container.
2. Run the engine to remove any fuel that may remain in the carburetor.
3. Perform all regular maintenance procedures and any needed repairs.
4. Remove the spark plug and squirt a very small amount of
engine oil into the cylinder.
5. Pull the starter grip once.
6. Slowly pull the starter grip to bring the piston to the top of the cylinder (TDC).
7. Reinstall the spark plug.
8. Store the Brushcutter/ Grass Trimmer in a dry place away from excessive heat, sparks or open flame.
Troubleshooting
Problem Cause Action
Engine will not start
・STOP switch set to off position
・Empty fuel tank
・Primer bulb wasn’t pushed enough
・Engine flooded
・Move switch to on position
・Fill fuel tank
・Press primer bulb until fuel flows
・Use warm engine starting procedure
Engine will not Idle
・Idle speed set incorrectly ・Set Idle speed
Engine lacks power or
stalls when cutting
・Throttle wire has come loose
・Dirty air filter
・Tighten throttle wire
・Clean or replace air filter
If further assistance is required, contact your local authorized MARUYAMA service dealer.
CAUTION
POTENTIAL HAZARD
・Oil may squirt out of the spark plug opening when you
pull the starter grip.
WHAT CAN HAPPEN
・Oil can cause eye injuries.
HOW TO AVOID THE HAZARD
・Protect your eyes and keep your face away from the
spark plug opening.
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