Centrifugal Clutch - Husqvarna 531RB Workshop Manual

• Make sure that the throttle wire is parallel with the
flexible shaft. If the throttle wire is twisted, make the
throttle wire straight.
• If the shaft is bent, the play of the wire is changed.
Make the shaft straight and put the product in the
position you usually operate it before you adjust the
idle speed.
• The idle speed is correct when the engine operates
smoothly in all positions. The correct idle speed is
set when the product does not stop and the cutting
equipment does not rotate.
1. Start the engine and operate the product at half
speed for >2 minutes until the engine becomes
warm.
2. Turn the idle adjustment screw clockwise until the
cutting attachment starts to rotate.
3. Turn the idle adjustment screw counterclockwise
until the cutting attachment stops.
Technical data on page 60 for the
Note: Refer to
recommended idle speed.
28 - Repair instructions

7.7 Centrifugal clutch

7.7.1 To remove the centrifugal clutch
1. Pull up the knob and remove the drive shaft tube.
2. Disconnect the cables and throttle wire.
935 - 001 -