Briggs & Stratton RIDER 16, RIDER 11, RIDER 13 Replacing the break-pin BioClip 90, 103 and Combi

Reparation instructions

Replacing the break-pin (BioClip 90, 103 and Combi 103)

The blades are fitted with a shear pin to protect the mowing deck and its drive when colliding with obstacles. A domed, spring friction washer is fitted to each blade bolt. The washer must always be replaced with a new washer when replacing the shear pin. Otherwise the break-pin can break causing the blades to collide.

Only use original spare parts. A set containing a blade, break-pin and friction washer can be purchased from your dealer.

1.Put the unit in the service position, see “Placing in the service position”.

2.Remove the blade (2A) by removing the blade bolt with washer and friction washer (2B).

3.Remove the remains of the broken break-pin

(3).

4.Make sure the contact surfaces (4) on the blade and the blade mounting are free from metal. Clean if necessary.

5.Fit one new break-pin (5) in the blade mounting.

6.Fit the blade (6), make sure it is fitted as illustrated.

7.Fit a new friction washer (7) with the concave face turned towards the blade.

8.Fit the blade bolt with washer (8). Tightening torque 45-50 Nm (4,5-5 kpm/32-36 lbft)

5

3

2A

4

6

4

7

2B

8

Removal of blades with bearings

WARNING!

When working with the mowing deck, use protective glasses and gloves.

1

•Release the spring which tensions the V-belt and twist off the belt.

•Unscrew the screw which holds the pulley (2) and detach the pulley, a puller may be needed for this. Do not lose the key which is found between the pulley and the axle.

2

Unscrew the screw which holds the blade and remove the screw, washer and blade.

English – 55