Husqvarna 522HD60S Operator's Manual page 25

Maintenance
Examine the engine, the fuel tank and the fuel lines for leaks.
Tighten nuts and screws.
Examine the fuel filter for contamination and the fuel hose for cracks and other
defects. Replace if it is necessary.
Examine the starter and the starter rope for damages.
Clean the air filter. Replace if it is necessary.
Examine the vibration damping units for damages and cracks. Only for model
522HD60S.
Examine the spark plug, refer to
Clean the cooling system.
Clean the external surface of the carburetor and the area around it.
Clean or replace the spark arrester mesh.
Clean the inner surface of the fuel tank.
Examine the spark plug.
Make sure that the gear housing is filled with grease.
To adjust the idle speed
1. Clean the air filter and attach the air filter cover.
2. Start the product, refer to
cold engine on page 23 .
3. Turn the idle adjustment screw T clockwise until the
cutting attachment starts to move.
a) For model 522HD60S:
938 - 001 - 18.03.2019
To examine the spark plug on page 26 .
To start the product with a
Before
operation
X
X
X
b) For model 522HS75S:
4. Turn the idle adjustment screw counterclockwise
until the cutting attachment stops.
WARNING: If the cutting attachment
does not stop when you adjust the idle
speed, speak to your nearest servicing
dealer. Do not use the product until it is
correctly adjusted or repaired.
Note: The idle speed is correct when the engine
operates smoothly in all positions. Refer to
data on page 28 for the recommended idle speed.
To clean the cooling system
The cooling system keeps the engine temperature
down. The cooling system includes the cooling fins on
the cylinder and the starter housing.
After 40 After 100
h h
X
X
X
X
X
X
X
X
X
X
Technical
25