Maintenance; Maintenance Schedule - Husqvarna 129 C Bedienungsanweisung

N N ote: Do not pull the throttle trigger while you start
the engine.
4. Continue to pull the starter rope handle until the
engine starts or tries to start (max. 3 pulls). If the
engine starts or tries to start, push the choke control
down. Continue to pull until the engine starts. Wait
60 seconds after a start before you pull the throttle
trigger.
CAUTION! Do not pull the starter rope
until it stops. Do not let go of the starter
rope when it is fully extended (P P icture
35). Release the starter rope slowly.
Failure to obey these instructions can
cause damage to the engine.
To start a warm engine
1. Push the primer bulb 10 times.
2. Pull the starter rope until the engine starts.
To stop
• Push the stop switch to stop the engine (P P icture 21).
Note: The stop switch automatically goes back to its
initial position.
To operate the grass trimmer
CAUTION! Make sure that you slow the
engine to idle speed after each operation. A
WARNING! Before you clean, repair or do
the maintenance, read the safety chapter.

Maintenance schedule

Make sure that you obey the maintenance schedule.
The intervals are calculated from daily use of the
product. The intervals are different if you do not use the
product each day. Only do the maintenance work that is
found in this manual. Speak to an approved service
center about other maintenance work not found in this
manual.
Weekly maintenance
• Clean the external surfaces.
• Examine the idle speed.
• Examine the bevel gear grease (straight shaft).
Monthly maintenance
12
Note: Clean the cover of the trimmer head when you
attach a new trimmer line to prevent vibrations. Examine
other parts of the trimmer head and clean if it is
necessary.
Grass trimming
1. Hold the trimmer head immediately above the
ground at an angle ( ( Picture 38) . Do not push the
grass trimmer line into the grass.
2. Decrease the length of the grass trimmer line by
10-12 cm (4-4.75 in) and decrease engine speed to
decrease the risk of damage to plants.
3. Use 80 % throttle when you cut grass near objects
(Picture 39).
Grass cutting
1. Make sure that the grass trimmer line is parallel to
the ground when you cut ( ( Picture 40).
2. Do not push the trimmer head to the ground. The
ground and the product can be damaged.
3. Do not let the trimmer head touch the ground
continuously, it can cause damage to the trimmer
head.
4. Use full throttle when you move the product from
side to side ( ( Picture 41) to cut grass. Make sure that
the grass trimmer line is parallel to the ground.
To replace the trimmer line
See picture 50 - 57.

MAINTENANCE

• Examine the starter rope handle and the starter
rope.
Yearly maintenance
• Examine the spark plug.
• Apply grease to the end of the drive shaft (two-piece
shaft).
• Clean the external surfaces of the carburetor and its
adjacent areas.
• Clean the cooling system.
• Examine the spark arrester screen.
• Examine the fuel filter.
• Examine the fuel hose for damage.
• Examine all cables and connections.
50 hours maintenance
• Have an approved service center repair or replace
the muffler.
long period at full throttle without a load on
the engine can cause damage to the engine.
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