Rover 30, 35, 70, 75 Washport Cleaning 4. MAINTENANCE - Self Propelled Mowers, Clutch Adjustment

Rover Mowers Limited Rotary Lawnmower

1.Run the engine at a moderate speed.

2.Direct water through the wash port.

Figure 8 - Washport Cleaning

4.MAINTENANCE - Self Propelled Mowers

4.1Clutch Adjustment (Refer Fig. 9) Every 25 Hours

1.Start engine.

2.Engage drive bale.

3.Rotate thumb wheel (A) anti-clockwise until the rear wheels drive.

4.Release drive bale.

Figure 9 - Clutch Adjustment

4.2Drive Belt Adjustment (Refer Fig. 10) Every 25 Hours

1.Remove the spark plug wire.

2.Raise the rear flap and prop open. (Fig. 6)

3.Remove the back panel.

4.Loosen the gearbox retaining nut. (A)

Figure 10 - Belt Adjustment

5.Tilt the gearbox backwards to tension the drive belt.

CAUTION

Do not over tension the belt.

6.Tighten the gearbox retaining nut. (A)

7.Replace the back panel.

8.Refit the spark plug wire.

4.3Drive Wheel Cleaning (Refer Fig. 11) Every 25 Hours

1.Remove the spark plug wire.

2.Support the rear wheels off the ground and remove the wheel cap. (A)

3.Remove the ratchet plate (B) retaining the wheel (C) to the axle.

4.Remove the wheel from the axle and clean the inside of the wheel hub.

5.Replace the wheel and retain using a new ratchet plate (B). Replace the wheel cap and the spark plug wire.

Figure 11 - Drive Wheel Cleaning / Lube

4.4Drive Pawl Lubrication (Refer Fig. 11) Every 25 Hours

1.Remove the spark plug wire.

2.Support the rear wheels off the ground.

3.Remove the rear drive wheel cap (A), the ratchet plate (B) and the drive wheel. (C)

4.Remove the circlip (D) retaining the drive pinion (E) to the axle and slide the pinion and washer (F) off the shaft.

5.Lightly grease the pawl (G) and slot and refit the drive pinion and washer, retaining them with the circlip. (D)

6.Replace the wheel and retain using a new ratchet plate and refit the wheel cap.

7.Replace the spark plug wire.

4.5Drive Pinion Lubrication (Refer Fig. 11) Every 25 Hours

1.Remove the wheel cap. (A)

2.Support the rear wheels off the ground.

3.Rotate the wheel to align the oil hole (H) with the pinion gear and apply several drops of oil.

4.Replace the wheel cap and lower to the ground.

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