GB - 11
SERVICE POSITION
1. Remove the gas cap and place a piece of
plastic (a plastic garbage bag works well)
over the tank opening. Reinstall the cap.
This keeps gasoline from spilling out the
tank.
2. Set the unit swivel in the center position.
3. Loosen the two wing nuts on the lower
handlebar.
4. Tip the unit up onto its back to rest on the
lower handlebar. A 4" x 4" (10.2 x 10.2
cm) wood block under the swivel bracket
helps steady the unit by tilting it farther
back.
5. When service is complete, place unit in its
normal operating position.
6. Align handlebars and tighten wing nuts.
7. Be sure to remove the plastic from the gas
tank opening.
CHECK FASTENERS
Make sure all hardware is tightened properly.
Pay special attention to handlebar, guards,
shields, and trimmer head mounting hardware.
CHECK TRIMMER LINES
Make sure trimmer line is securely fastened in
holder. Replace trimmer line when it is worn to
less than 4 inches (10.2 cm) . See
Service and
Adjustments
for specific instructions.
CHECK CONTROL BAIL
OPERATION
The trimmer head must disengage completely
when the bail handle is released. Adjust bail
travel if necessary. See
Adjustments
.
CHECK ENGINE OIL
See Engine Manual for specific information on
checking engine oil.
CLEAN DEBRIS SCREEN
Remove all grass and debris from debris
screen on top of engine. A clogged screen will
cause the engine to overheat.
CLEAN UNIT
Clean unit thoroughly. Brush dirt and debris off
with a brush or cloth. Apply paint or spray
lubricant to exposed metal surfaces.Do not
use abrasives, solvents, or harsh cleaners.
IMPORTANT:
NEVER spray unit with water or
store unit outdoors. Store trimmer in a cool,
dry, protected location.
CHECK AIR CLEANER
See Engine Manual for specific information on
checking and servicing the air cleaner.
CHECK SPARK PLUG
See Engine Manual for specific information on
checking, cleaning, and changing the spark
plug.
MAINTENANCE
WARNING: AVOID INJURY. Read
and understand Fuel and
Maintenance and Service Safety
Rules before proceeding.
MAINTENANCE SCHEDULE
Service Performed Intervals (Hours)
Each
Use
25 50
Check Fasteners •
Check Trimmer Lines •
Check Control Bail
Operation
•
Check Engine Oil •
Clean Debris Screen •
Clean Unit •
Check Air Cleaner •1
Check Spark Plug •
Change Engine Oil •2 •1
Clean Engine Cooling Fins •1
1. More often under extremely dusty or dirty
conditions.
2. Change engine oil after first 2 hours of
use, then every 25 hours or every
season, whichever comes first.
Wood Block
OX0231
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