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Maintenance
Examine and clean the spark arrestor screen on the muffler (for products with
catalytic converter).
Replace the spark plug. Replace if it is necessary.
To adjust the idle speed
1. Make sure that the air filter is clean and that the air
filter cover is attached.
2. Adjust the idle speed with the idle speed screw. To
see where the idle speed screw is on your product,
Product overview on page 2 .
refer to
To do a check of the spark plug
CAUTION:
spark plug. Refer to
spark plug on page 10 . An incorrect spark
plug can cause damage to the product.
1. Stop the engine and let the product become cool.
2. Clean the spark plug if it is dirty.
3. Make sure that the electrode gap is correct. Refer to
Technical data on page 13 .
4. Replace the spark plug monthly or more frequently if
it is necessary.
To do maintenance on the muffler
1. Stop the engine and let the muffler become cool.
Use protective gloves.
2. Remove the muffler cover.
10
Use the recommended
To do a check of the
3. Do a visual check. Replace the spark arrestor screen
if it is damaged.
To examine and clean the cooling
system
The cooling system includes the cooling fins on the
cylinder and the air intake screen.
1. Stop the engine.
2. Make sure that the cooling system is not dirty or
blocked. If it is necessary, clean the air intake screen
and cooling fins.
CAUTION:
cooling system can increase the
temperature of the engine and cause
damage to the product. A clogged air
intake screen decreases the blow force.
3. Examine the cooling system for damages. Make
sure that the parts are attached correctly to the
product.
To clean the air filter
CAUTION:
without an air filter or with a damaged air
filter. Dust in the air can cause damage to
the engine.
1. Push the choke control to the closed choke postition.
Daily
Weekly
Monthly
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A dirty or blocked
Do not use a product
2416 - 001 - 08.03.2024
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