Husqvarna K 770 Operator's Manual page 29

6. Release the starter rope from the notch.
7. Remove your thumb to release the starter pulley (A)
and let the starter rope (B) wind up on the pulley.
8. Pull out the starter rope fully to do a check that the
recoil spring is not at its end position. Make sure that
the starter pulley can be turned half a turn or more
before the recoil spring stops the movements.
To remove the spring assembly
WARNING: Always use eye protection when
you remove the spring assembly. There is a
risk for eye injury, especially if a spring is
broken.
1. Remove the 2 screws on the spring assembly.
2. Push the 2 brackets on the snap locks with a
screwdriver.
To clean the spring assembly
CAUTION: Do not remove the spring from
the assembly.
1. Blow the spring with compressed air until it is clean.
1447 - 001 - 16.04.2020
B
A
2. Apply a light oil to the spring.
To attach the spring assembly
• Assemble in the opposite sequence of
the spring assembly on page 29 .
To install the starter housing
CAUTION: The starter pawls must come into
the correct position against the starter pulley
sleeve.
1. Put the starter housing against the product.
2. Pull out and release the starter rope slowly until the
starter pulley engages with the starter pawls.
3. Tighten the 4 screws on the starter housing.
To examine the carburetor
Note: The carburetor has rigid needles to make sure that
the product always receives the correct mixture of fuel
and air.
1. Examine the air filter. Refer to
the air filter on page 30
2. If it is necessary, replace the air filter.
3. If the engine continues to decrease in power or
speed, speak to your Husqvarna servicing dealer.
To examine the fuel system
1. Make sure that the fuel tank cap and its seal are not
damaged.
2. Examine the fuel hose. Replace the fuel hose if it is
damaged.
To adjust the idle speed
WARNING: If the cutting blade rotates at idle
speed, speak to your servicing dealer. Do
not use the product until the idle speed is
correctly adjusted or repaired.
Note: For recommended idle speed refer to
data on page 33 .
1. Start the engine.
To remove
To do the servicing of
Technical
29