Rover 9885, 9862, 9848, 98117 warranty Maintenance

Rover Mowers Limited Chip ‘N’ ShredTM MAINTENANCE

4.5 Chipper blade removal and fitting

Chipper blade removal

1.Stop the Chip ‘N’ShredTM and remove the spark plug lead from the spark plug, or remove the power cord from the power supply.

2.Remove the three retaining nyloc nuts and washers from the chipper tube and lift off.

3.Remove the hopper assembly fasteners and lift the hopper assembly off the Chip ‘N’ ShredTM body.

4.Rotate the rotor to expose the chipper blade in the chipper tube port.

5.Using a 1/2” AF ring spanner and a Allen key remove the chipper blade fasteners and remove the chipper blade. Figure 11.

Chipper blade fitting

1.Clean the surface of the rotor plate where the chipper blade is attached.

2.Using new 5/16” Nyloc nuts fit the chipper blade to the rotor plate and tighten the nyloc nuts to 19 Nm.

3.Fit the hopper assembly to the Chip ‘N’ ShredTM body. Refer to section 2.3.

4.Fit the chipper tube to Chip ‘N’ ShredTM body. Refer section 2.4.

5.Move the clutch engagement lever to the disengaged position and replace the spark plug lead.

4.6 Chipper blade sharpening

To maintain optimum performance from the chipper the blade should be kept sharp. The chipper blade can be ground back a total of 3mm before replacement of the chipper blade is necessary.

1.Remove the chipper blade from the Chip ‘N’ShredTM Refer to section 4.5.

2.Maintain the same angle on the blade cutting edge when grinding.

3.Remove any feathers that form by lightly honing the chipper blade on an oil stone.

4.Refit to the Chip ‘N’ ShredTM. Refer to section 4.5.

4.7 Flails

The Chip ‘N’ ShredTM is fitted with 12 individual flail blades. The relative position of the flails on each bar and to those on other bars is important. If the flail bar is to be removed for any reason the flails must be reassembled in the same position as before disassembly. Figure 12.

4.8 Flail removal

1.Remove the hopper assembly.

2.Remove the belt guard.

3.Remove the chipper tube assembly.

4.Rotate the rotor assembly until the flail bar to be removed is opposite the pilot hole in the left hand side of the Chip ‘N’ ShredTM body.

5.Remove the flail bar retaining nut and bolt from the shaft.

6.Using a drift inserted through the pilot hole in the chipper shredder side plate, drive out the flail bar through the chipper tube port.

4.9 Flail fitting

1.Determine which flail bar is to be fitted from (Figure

12), and layout next to the Chip ‘N’ ShredTM the flail blades and spacers.

2.Insert the flail bar through the chipper tube port into the rotor plate.

3.As the flail bar is being pushed into position, place the flail blades and spacers on the flail bar as indicated in figure 12.

4.Replace the flail bar retaining bolt and nut.

5.Fit the chipper tube assembly. Refer section 2.4.

6.Fit the drive belt guard aligning the retainings stud in the correct hole for Petrol and Electric models.

7.Fit the hopper assembly. Refer section 2.3.

8.Fit the spark plug lead to the spark plug - Petrol Models.

4.10 Routine maintenance

After use, always clean down the outside of the Chip ‘N’ ShredTM to remove any build-up of material. Visually inspect all safety labels and replace any that have become damaged or illegible during operation of the Chip ‘N’ ShredTM

WARNING

Do not hose down the motor or switch on electric models

The inside of the Chip ‘N’ ShredTM may be hosed out to clean away any build up of mulched material. After hosing out the inside of the Chip ‘N’ ShredTM spray the rotor assembly, flails and chipper blade with a suitable water dispersant agent (WD 40).

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