Husqvarna 525LK Operator's Manual page 17

Maintenance
Do a check of the bevel gear to make sure that it is filled ¾ with grease. Fill the
bevel gear with Husqvarna special grease if it is necessary.
Clean or replace the spark arrestor mesh on the muffler (only applies to mufflers
without a catalytic converter).
Do a check of the fuel filter for contamination and the fuel hose for cracks or oth-
er defects. Replace parts if it is necessary.
Do a check of all the cables and connections.
If it is necessary to replace the clutch, clutch springs or clutch drum, speak to
your servicing dealer.
Replace the spark plug. Make sure that the spark plug is fitted with a suppres-
sor.
To adjust the idle speed
1. Make sure that the air filter is clean and the air filter
cover is installed.
2. Adjust the idle speed with the idle adjustment screw.
The idle adjustment screw T is identified with a "T"
mark.
3. Turn the idle adjustment screw clockwise until the
cutting attachment starts to turn.
4. Turn the idle adjustment screw counterclockwise
until the cutting attachment stops.
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.
WARNING:
does not stop when you adjust the idle
speed, turn to your nearest servicing dealer.
Do not use the product until it is correctly
adjusted or repaired.
Note:
Technical data on page 20 for the
Refer to
recommended idle speed.
1027 - 002 -
If the cutting attachment
To do maintenance on the trimmer
head
1. Only use the recommended cutting attachment and
cutting attachment guard. Refer to
page 21 .
2. Make sure that the cutter on the cutting attachment
guard is not damaged, it cuts the cord to the correct
length.
3. Install the cord as the illustrations on the last pages
of the manual shows.
Cooling system
The product has a cooling system to keep the operation
temperature as low as possible.
Clean the components of the cooling system with a
brush weekly or more frequently in rougher conditions. A
dirty or blocked cooling system makes the product too
hot which causes damage to the piston and cylinder.
The cooling system has the following components:
1. Air intake on the starter.
2. Fins on the flywheel.
3. Cooling fins on the cylinder.
4. Cylinder cover.
5. Muffler cover.
6. Muffler plate.
Daily Weekly Monthly
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Accessories on
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