Air Filter - Husqvarna LC 247 Bedienungsanweisung

Status for battery charge
LED display on the battery
LED 1 flashes red.
LED 1 is constant red.
LED 1 is green and LED 2 is red.
LED 1 and 2 are green and LED 3 is
red.
LED 1, 2 and 3 are green and LED 4
is red.
Lamp indicator on the bat-
tery charger
Constant red light
Constant green light
To examine the spark plug
CAUTION:
recommended spark plug type. Incorrect
spark plug type can cause damage to the
product.
• Examine the spark plug if the engine is low on
power, is not easy to start or does not operate
correctly at idle speed.
• To decrease the risk of unwanted material on the
spark plug electrodes, obey these instructions:
a) Make sure that the idle speed is correctly
adjusted.
b) Make sure that the fuel mixture is correct.
c) Make sure that the air filter is clean.
• If the spark plug is dirty, clean it and make sure that
the electrode gap is correct, refer to
on page 17 . (Fig. 39)
• Replace the spark plug if it is necessary.

Air filter

A dirty air filter can cause the engine to be damaged or
not operate correctly. Do maintenance on the air filter
more frequently in dusty conditions. Refer to
Maintenance schedule on page 12 for information about
when to replace the air filter.
Note:
Always replace a damaged air filter.
808 - 006 - 22.10.2021
Status
1%-9%
10%-32%
33%-54%
55%-77%
78%-100%
Status
The battery charges.
The battery is fully charg-
ed.
Always use the
Technical data
To remove and install the air filter (LC 253S,
LC 347V, LC 347VE, LC 353V, LC 353VE)
WARNING:
1. Push the clips on the air filter cover.
2. Carefully remove the air filter cover (A) from the
engine.
3. Remove the air filter (B). (Fig. 40)
4. Examine the air filter for damages. Replace a
damaged air filter.
5. Clean and examine the air filter. Refer to
the air filter on page 15 .
6. Install in the opposite sequence.
To clean the air filter
A dirty air filter can cause the engine to be damaged or
not operate correctly. Do maintenance on the air cleaner
more frequently in dusty conditions.
Maintenance schedule on page 12 for information
See
about when to replace the air filter.
1. Remove the air filter cover and remove the filter.
2. Clean the filter by hitting it against a flat surface. Do
not use solvent with petroleum, kerosene or
compressed air to clean the filter.
Note:
Air filters in operation for a long time cannot
be cleaned fully. Replace the air filter at regular
intervals. Damaged air filters must always be
replaced.
3. When you assemble the air filter, make sure that it
fully seals against the filter holder.
To examine the fuel system
• Examine the fuel tank cap and the seal for the fuel
tank cap to make sure that there are no damages.
• Examine the fuel hose to make sure that there are
no leaks. If the fuel hose is damaged, let a service
agent replace it.
To adjust the clutch wire (LC 247S, LC
253S)
If the drive starts to feel slow, it is necessary to adjust
the clutch wire.
1. To increase the drive speed, turn the adjuster screw
counterclockwise.
Note:
If the drive is engaged when you do not pull
the drive bail, it is necessary to extend the wire.
2. To extend the wire and decrease the drive speed,
turn the adjustment screw clockwise. (Fig. 41)
Use protective gloves.
To clean
15