Husqvarna 439 Operator's Manual page 26

• If the product is not easy to start or has less
acceleration capacity, adjust the low and high speed
needles.
CAUTION: Incorrect adjustments can
cause damage to the engine.
To change a broken or worn starter
cord
1. Loosen the screws to the front handle and remove
the front handle.
2. Loosen the screws to the starter housing.
3. Pull out the starter rope approximately 30 cm/12 in
and put it in the notch on the pulley.
4. Let the pulley rotate slowly rearward to release the
recoil spring.
5. Remove the center screw and the pulley.
WARNING: You must be careful when
you replace the return spring or the
starter rope. The recoil spring is in
tension when it is wound up in the starter
housing. If you are not careful, it can
eject and cause injuries. Use protective
glasses and protective gloves.
26
6. Remove the used starter rope from the handle and
the pulley.
7. Attach a new starter rope to the pulley. Wind the
starter rope approximately 3 turns around the pulley.
8. Connect the pulley to the recoil spring. The end of
the recoil spring must engage in the pulley.
9. Assemble the pulley and center screw.
10. Pull the starter rope through the hole in the starter
housing and the starter rope handle.
11. Make a tight knot at the end of the starter rope.
To tighten the recoil spring
1. Put the starter rope into the notch in the pulley.
2. Turn the starter pulley approximately 2 turns
clockwise.
3. Pull the starter rope handle and pull out the starter
rope fully.
4. Put your thumb on the pulley.
5. Move your thumb and release the starter rope.
823 - 002 - 08.11.2018