Husqvarna 966451906 manual Assembly of centrifugal clutch, Dismantling the oil pump and screen

7.9 Assembly of centrifugal clutch

1

Insert the clutch springs on the side of the shoes without text. See figure 17.

2

Screw in the clutch (anti-clockwise) until it stops. Then tighten the clutch using tool 575 25 14-01 and a suitable socket wrench or combination span- ner. Tightening torque of at least 25 Nm.

3

Remove the piston stop and fit the spark plug using a tightening torque of 20 Nm and the spark plug hat.

Then fit:

• The cylinder cover

• The bar

• The chain

• The clutch cover

7.10Dismantling the oil pump and screen

1

Empty and clean the oil tank.

Dismantle the centrifugal clutch as outlined in “Dismantling the centrifugal clutch”.

2

Loosen the clutch drum, the drive sprocket, the needle bearing and the pump drive wheel. See figure 18.

3

Unscrew the chain guide plate. See figure 19.

4

Loosen the screws on the oil pump from the crank- case and remove it together with the oil pressure hose. See figure 20.

Cleaning and inspection

• Clean and check all parts carefully. Parts must be replaced if cracked or showing signs of other defects. Always use original spare parts.

• Lubricate all moving parts with chain oil.

Fig 18

Fig 19

Fig 20