Hayter Mowers SST38/ST42 specifications Grass Cutting Faults

Page 38

1.38

GRASS CUTTING FAULTS

1.38

GRASS CUTTING FAULTS

 

FAULT

 

 

POSSIBLE CAUSE

REMEDY

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Steps in cut grass height

 

 

 

 

 

 

 

 

One end of cutterdeck out of ground contact.

 

 

Reset cutterdeck levelling.

 

 

 

 

 

 

Grass build-up under cutterdeck.

 

 

Remove grass.

 

 

 

 

 

 

 

Tyre pressures incorrect.

 

 

Inflate to correct pressure.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Uneven/poor cut

perfor-

 

 

Undulating ground contours.

 

 

Change direction of cut.

 

 

 

mance.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Cutterblades worn or damaged.

 

 

Sharpen or replace as necessary.

 

 

 

 

 

 

 

Cutterblades out of balance.

 

 

Replace as necessary.

 

 

 

 

 

 

 

Cutterdeck gauge wheels damaged.

 

 

Inspect and replace as necessary.

 

 

 

 

 

 

 

Inconsistent height of cut settings.

 

 

Check and re-adjust height of cut

 

 

 

 

 

 

 

 

 

 

settings.

 

 

 

 

 

 

 

Slow cutterblade rotational speed.

 

 

Check that engine speed is set to

 

 

 

 

 

 

 

 

 

 

maximum.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Scalping.

 

 

 

Undulations too severe for height of cut set-

 

 

Raise height of cut.

 

 

 

 

 

 

 

tings.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Areas of uncut grass at

 

 

Turning too tightly

 

 

Increase turning radius.

 

 

 

point of overlap

between

 

 

 

 

 

 

 

 

 

adjacent blades.

 

 

 

Mower sliding sideways when travelling

 

 

Mow up/down slope.

 

 

 

 

 

 

 

across face of slope.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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Contents ST38/ST42 Page Be Alert CONTENTS1.4 CONTENTS1.5 Preparation Safety PrecautionsTraining Operation Safety Precautions Maintenance and Storage Health and Safety at Work ActDecal General Warning Part No MU44x6815 DecalsDecal Caution Hands and Feet Part No Decal Drawbar Warning Part No MU44x6138Decal Height of Cut Part No MU44x6279 Decal Transaxle Bypass Lever Part NoDecal Level Position Part No MU44x6456 Guard Rear Flap Part No Decal Powered Sweeper Collector Part NoDecal Serial Number EC Declaration of Conformity EC Conformity InformationEC Declaration of Conformity Vibration InformationEC Declaration of Incorporation EC Declaration of IncorporationIntroduction IntroductionEngine SpecificationsDetail Specifications Recommended Lubricants Weights and DimensionsWeight Operator Controls Safety NoticeOperating the Tractor Before Starting the Engine Parking BrakeHeadlights Height of CUT SettingSeat Position Cutterblade ControlCutterdeck Level Setting To level the cutterdeckTravel Throttle ControlChoke Control Ignition KEYTransaxle Bypass Lever Fuel Filler CAPEngine OIL Filler CAP Operator Safety System Starting and Stopping the EngineEmptying the Sweeper Collector Sweeper Drive SwitchSweeper Working Height Setting Attaching the sweeper collector Sweeper Collector Lift LeverATTACHING/DETACHING the Sweeper Collector Detaching the sweeper collector Maintenance MaintenanceEngine OIL Filter Age which will not be covered by the warrantyEngine OIL Do not overfillFuel Filter Fuel and CarburationFilling the fuel tank Combustion and Cooling AirElectrical BatterySpark Plug Removing a rear wheel Tyres and WheelsRemoving a front wheel Lubrication Replacing the Secondary Drive Belt CutterdeckReplacing Primary Drive Belt Cutterdeck Attachment MAINTENANCE1.36Cutterdeck Removal Replacement of the Brush Drive Belt Powered Sweeper CollectorReplacement of the Primary Drive Belt Replacement of the Bristle SectionsGrass Cutting Faults Grass Cutting FaultsTrouble Shooting Trouble ShootingTrouble Shooting Trouble Shooting Electrical Circuit Diagram Description Parts No