Maintenance Schedule - Husqvarna 129DJX Manuel D'utilisation

WARNING: Read and understand the safety
chapter before you clean, repair or do
maintenance on the product.

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
• 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.
To adjust the idle speed
• Make sure that the air filter is clean and the air filter
cover is attached before you adjust the idle speed.
• Adjust the idle speed with the idle adjustment screw
T (Picture 39) which is identified with "T" mark.
• The idle speed is correct when the engine operates
smoothly in all positions. The idle speed must be
below the speed when the cutting attachment starts
to turn.
1. Turn the idle adjustment screw clockwise until the
cutting attachment starts to turn.
2. Turn the idle adjustment screw counterclockwise
until the cutting attachment stops.
195 - 002 -
M M AINTENANCE
To remove the locknut
1. Remove the locknut in the direction as the cutting
attachment turn (Picture 47).
Note: The locknut has a left thread.
2. Examine that you cannot turn the nylon lining of the
locknut with your hands. The nylon lining must
supply a minimum resistance of 1.5 Nm (1,1 ft lb).
3. Tighten the locknut with the socket wrench.
To do maintenance on the spark
arrester screen
Use a wire brush to clean the spark arrester screen
(Picture 40).
To clean the cooling system
Clean the parts of the cooling system (Picture 41) with a
brush.
To examine the spark plug
1. Examine the spark plug when:
a) the engine is low on power.
b) the engine is not easy to start.
c) the engine does not operate correctly at idle
2. If, the engine is not easy to start or operate, examine
the spark plug for unwanted materials. To decrease
the risk of unwanted material on the spark plug
electrodes:
a) make sure that the idle speed is correctly
b) make sure that the fuel mixture is correct.
c) make sure that the air filter is clean.
3. Clean the spark plug if it is dirty. Examine that the
electrode gap is correct (Picture 42)
4. Replace the spark plug when it is necessary.
To apply grease to the two-piece shaft
• Apply grease to the end of the drive shaft after each
30 hours of operation (Picture 43).
CAUTION: Replace the locknut when you
use it for approximately 10 times.
CAUTION: Use the recommended spark
plug. Make sure that the replacement is the
same as the manufacturer supplied part. An
incorrect spark plug can cause damage to
the product.
speed.
adjusted.
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