MAINTENANCE INTERVAL CHART

 

See

5

25

 

PERIODIC SERVICE EVERY 25 HRS

 

Page

Hours

Hours

50

75 100 125 150 175 200

Change Oil (Initial)

6

X

 

 

 

 

 

 

 

 

Change Oil (Periodic)

6

 

X

 

 

 

 

 

 

 

Check Interlock

11

X

X

 

 

 

 

 

 

 

Check Cutting Blades

-

X

X

 

 

 

 

 

 

 

Check Cutting Unit Brake

9

 

X

 

 

 

 

 

 

 

Check Rear Wheels Brake

9

 

X

 

 

 

 

 

 

 

Lubricate Pivot Points

7

 

X

 

 

 

 

 

 

 

Lubricate Drive Chain

7

 

X

 

 

 

 

 

 

 

Lubricate Throttle Cable

7

 

X

 

 

 

 

 

 

 

Grease Front Axle Spindles

7

 

X

 

 

 

 

 

 

 

Service Air Cleaner

6

 

X

 

 

 

 

 

 

 

Check Spark Plug

6

 

X

 

 

 

 

 

 

 

Check Drive Belts

10

 

X

 

 

 

 

 

 

 

Check Drive Chain

10

 

X

 

 

 

 

 

 

 

Check Tyre Pressure

4

 

X

 

 

 

 

 

 

 

Clean Outside of Engine

-

 

X

 

 

 

 

 

 

 

Clean Cutter Housing

-

 

X

 

 

 

 

 

 

 

Paint Chipped Surfaces

-

 

X

 

 

 

 

 

 

 

AIR CLEANER: Dual Element Type

1.Remove two cover knobs and remove air cleaner cover.

2.Remove foam pre-cleaner, if so equipped

a.Wash pre-cleaner in liquid detergent and warm water to remove dirt

b.Wrap pre-cleaner in cloth and squeeze dry

c.Saturate foam in engine oil. Squeeze to remove excess oil.

3.Remove two nuts from top of cartridge.

4.Remove cartridge and clean air cleaner body carefully to prevent dirt from entering carburetor. Brush dirt from lower air cleaner body into duct.

5.Clean cartridge by gently tapping on flat surface

a.If very dirty, replace cartridge or wash in a low or nonsudsing detergent and warm water solution

b.Rinse thoroughly from INSIDE OUT until water is clear

c.Cartridge must be allowed to stand and air dry thoroughly before using.

6.Reassemble air cleaner.

NOTE: Nuts holding air cleaner cartridge must be installed with fiber washers down on cartridge plate to prevent dirt from entering carburetor. Tighten nuts by hand. Over tightening could collapse cartridge.

NOTE: Petroleum solvents, such as kerosene, are not to be used to clean cartridge. They may cause deterioration of the cartridge. DO NOT OIL CARTIRIDGE. DO NOT USE PRESSURISED AIR TO CLEAN OR DRY CARTRIDGE.

OIL CHANGE

See engine manufacturer’s instructions.

1.Place machine on a level surface. Start and run engine for a period to warm the oil.

2.Fit drain tube to drain fitting; see Fig.8.

3.Place an oil pan under the end of drain tube;

4.Open the drain fitting about 1 turn and allow the oil to drain completely;

5.Retighten drain fitting and refill sump with new oil. For correct viscosity and service classification, see the engine manufacturer’s instructions.

SPARK PLUG

The spark plug gap gradually increases during engine running and should be checked periodically and whenever the engine malfunctions.

1.Clean around spark plug area so that dirt will not enter engine when plug is removed

2.Disconnect spark plug lead and remove spark plug

3.Check condition of electrodes and ensure there is no damage to insulator

4.Carefully clean the spark plug. Do not grit blast

5.Set the gap to .8mm (.30”)

6.Install plug in engine and tighten to 20Nm. If a torque wrench is not available hand tighten plug. Then with tube spanner tighten plug about 1/12 of 1 turn

7.Refit high tension lead. Push onto plug firmly.

6

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Rover 5377 - 12HP owner manual Maintenance Interval Chart, OIL Change, Spark Plug