Maintenance - Husqvarna 325L Operator's Manual

Grass trimmer head
• Make sure that you wind the grass trimmer line
tightly and equally around the drum to decrease the
vibration.
• Use only the approved grass trimmer heads and
grass trimmer lines. Refer to
16 .
• Use a correct length of the grass trimmer line. A long
grass trimmer line uses more engine power than a
short grass trimmer line.
Introduction
WARNING:
maintenance, you must read and
understand the safety chapter.
For all servicing and repair work on the product, special
training is necessary. We guarantee the availability of
professional repairs and servicing. If your dealer is not
a service agent, speak to them for information about the
nearest service agent.
Maintenance schedule
Weekly maintenance
• Clean the external surfaces.
• Make sure that the cutting attachment does not
move when on idle speed. Refer to
idle speed on page 13 .
• Examine the level of grease in the bevel gear. Refer
To add grease to the bevel gear on page 14 .
to
Monthly maintenance
• Make sure that the starter rope handle and the
starter rope is not damaged.
Yearly maintenance
• Examine the spark plug. Refer to
spark plug on page 13
• Clean the external surfaces of the carburetor and its
adjacent areas.
• Clean the cooling system.
• Examine the spark arrester screen. Refer to
maintenance on the spark arrester screen on page
13 .
• Examine the fuel filter.
• Make sure that the fuel hose is not damaged.
• Make sure that cables and connections on the
product is not damaged.
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.
882 - 002 - 30.06.2022
Accessories on page

Maintenance

Before you do
To adjust the
To examine the
To do
• Make sure that the cutter on the cutting attachment
guard is not damaged.
• Soak the grass trimmer line in water for 2 days
before you attach the grass trimmer line to the
product. This increases the life of the grass trimmer
line.
• Refer to the instructions for the cutting attachment to
use the correct procedure to load the cord and the
correct cord diameter.
• Adjust the idle speed with the idle adjustment screw
T 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. (Fig. 35)
2. Turn the idle adjustment screw counterclockwise
until the cutting attachment stops.
To do maintenance on the spark
arrester screen
Use a wire brush to clean the spark arrester screen.
(Fig. 36)
To clean the cooling system
Clean the parts of the cooling system with a brush.
(Fig. 37)
The cooling system include the air intake on the starter
(A) and the cooling fins on the cylinder (B).
To examine the spark plug
CAUTION:
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. Make sure that the
spark plug is installed with a supressor.
Speak to your servicing dealer for more
information.
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
speed.
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:
Use the recommended
13