Rover 50, 60 Engine air cleaner, Snorkel air intake, Spark plug, Cutting assembly, Blade change

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Rover Mowers Limited

ENGLISH

4. MAINTENANCE GENERAL

 

 

 

4.1 Engine air cleaner

Refer to the engine manufacture's instructions for detailed cleaning instructions.

The engine air cleaner element must be serviced after each 25 hours of normal mowing. The element must be serviced more regularly if the mower is used in dusty conditions.

4.2 Snorkel air intake

The snorkel air cleaner element must be serviced after each 50 hours of normal mowing. The element must be serviced more regularly if the mower is used in dusty conditions.

1.Disconnect the air tube from the element holder.

2.Remove the holder cap.

3.Remove the cartridge and tap gently on a flat surface to remove dirt.

4.Replace element in holder and replace holder cap.

5.Replace the air tube to the bottom of the element holder.

NOTE: Quantum engines fitted with a Remote snorkel air intake are not fitted with an air cleaner element. Note the air cleaner element on this model is located on the engine.

CAUTION

Do not allow dirt to enter the air tube, engine damage may occur. Check the condition of the air tube regularly and replace if damaged.

4.3 Spark plug

For best results remove and check the condition of the spark plug every 25 hours of use.

1.Stop the engine and remove the spark plug lead.

2.Clean dirt from around the spark plug and remove the spark plug.

3.If a new spark plug is required use a Champion RJ19LM or equivalent and set the electrode gap at 0.7 to 0.8 mm.

4.Screw the spark plug into the engine and tighten to 20NM.

CAUTION

Do not over tighten the spark plug as engine damage may occur.

4.4 Cutting assembly

1.Disconnect the spark plug lead.

2.Move the height of cut lever to the high cut position, and fold the handle bars.

3.Tilt the mower so that the spark plug is up.

4.Inspect the cutting assembly for damage and wear.

5.Check the disc retaining bolts. Tighten the centre bolt to 48 Nm.and the three concentric bolts to 14 Nm.

6.Return mower to its normal position and replace the spark plug lead.

WARNING

Remove the spark plug lead before working on cutting assembly. Do not work on the cutting assembly without wearing gloves.

4.5 Blade change

1.Disconnect the spark plug lead.

2.Set the mower to the high cut position.

3.Lift the rear flap on rear catcher mowers and prop open the flap to give access to the blades.

Tilt utility mowers so that the spark plug is up.

4.Remove the blade, blade retaining bolts, nuts and washers and discard. Retain only the ‘D’ plates.

5.Fit new blades, blade bolts, washers, and nuts in sets to maintain balance. Figure 8.

6.Tighten the blade nuts to 16 NM. Check the blades are free to move when the blade nut is tensioned.

7.Remove the flap prop or lower the mower to the ground and replace the spark plug lead.

4.6 Throttle control

Each 25 hours of mowing use a small amount of light oil to lubricate the throttle control lever.

5. MAINTENANCE - Self propelled mowers

5.1 Drive chain lubrication

1.Remove the spark plug lead.

2.Remove the cover plate screws (a) and lift off the cover plate (b). Figure 9.

3.Support the rear wheels off the ground to enable the drive to be rotated.

4. Use SAE 30 oil and lubricate the drive chains at point (a) whilst the chain is being rotated. Figure 10.

5.Replace the chain cover plate and secure.

6.Replace the spark plug lead.

5.2 Drive chain adjustment

Front drive chain

1.Remove the spark plug lead.

2.Remove the cover plate.

3.Loosen the chain tensioner bolt (b) and move the chain tensioner to give a 3 mm deflection on the drive chain. Figure 10.

4.Tighten the chain tensioner bolt and rotate the drive wheels to check the drive chain for tight spots.

5.Replace the cover plate.

Rear drive chain

1.Remove the spark plug lead.

2.Loosen the rear drive chain tension nut (c) and slide it upwards to tighten the rear drive chain. Figure 9.

3.Retighten the rear drive chain tensioner nut and rotate the rear drive wheels to check for tight spots.

4.Replace the spark plug lead.

5.3 Rear drive chain inspection

1.Remove the spark plug lead.

2.Remove the drive shaft cover plate retaining screws (a) and remove cover plate (b). Figure 11.

3.Remove the stone guard retaining screws (c) and remove the stone guard. Figure 11.

4.Remove the chain guard nuts (d) and slide the chain guard out of the way. Figure 12.

5.Inspect the drive chain and axle sprocket and replace if found to have excessive wear.

6.Replace the stone guard and drive shaft axle plate.

7.Replace the spark plug lead.

5.4 Clutch adjustment

1.Remove the spark plug lead.

2.Loosen the locknut (a) and turn the adjuster (b) clockwise until the clutch is felt to drag. Figure 13.

3.Back off the adjuster anti-clockwise 2-3 turns and retighten locknut

(a).

4.Replace the spark plug lead.

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Contents Page Page 1mm Contents Operation Maintenance and storageTraining PreparationPowerstart Grass catcher assemblyAvoid premature engine failure by using a clean funnel Clean away any possible contaminantsDrive chain adjustment Engine air cleanerCutting assembly Maintenance Self propelled mowers Drive chain lubricationBattery installation Maintenance Self propelled mowersDrive wheel cleaning Maintenance Powerstart Mowers Battery removalSpare Parts Spare Parts Self propelled spare parts Spare Parts GB Powerstart GB Throttle control Rover Mowers Limited

50, 60 specifications

The Rover 50 and 60 models, produced by the British car manufacturer Rover during the late 1990s and early 2000s, represent an intriguing mix of classic styling and contemporary automotive technology. These models catered to the growing demand for compact executive cars, offering a blend of comfort, performance, and practicality.

The Rover 50 is essentially a rebadged version of the Honda Concerto, showcasing Rover's knack for integrating Japanese reliability with British luxury. It features a design that reflects the quintessential Rover ethos, characterized by a smooth silhouette, elegant lines, and a distinctive front grille. The interior of the Rover 50 is designed for driver comfort, with spacious seating and high-quality materials that lend a premium feel. Interior technology options include innovations for the period, such as air conditioning, electric windows, and a comprehensive audio system.

Under the hood, the Rover 50 offers a range of engine options, including both petrol and diesel choices. These engines are designed to deliver a balanced mix of performance and fuel efficiency, appealing to both the sporty driver and the economically-minded commuter. The manual and automatic transmission options provide a level of flexibility for drivers with different preferences.

Meanwhile, the Rover 60, which followed a similar formula, aimed to attract a slightly more upscale customer base. With a larger footprint and a more powerful engine range, the Rover 60 is designed for those requiring a bit more space and performance. This model is praised for its smooth driving dynamics and confident handling, making it a popular choice among those seeking a reliable yet engaging driving experience.

Safety features in both models were comprehensive for their time. Dual airbags, anti-lock braking systems, and reinforced body structures were standard, reflecting an increasing focus on occupant protection in the automotive industry.

The Rover 50 and 60 symbolize an era of transition for Rover, as the company sought to blend its rich heritage with modern automotive advancements. As such, these models are often regarded as compelling choices for buyers looking for classic British design with the reliability of Japanese engineering, making them noteworthy entries in the history of compact executive cars.
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