Husqvarna P 520D, P 525D manual Engine overheats, Battery does not charge, Uneven mowing

Page 39

 

Troubleshooting schedule

 

 

 

 

 

 

 

 

Engine overheats

 

Engine overloaded

 

 

 

 

 

 

 

Coolant level too low

 

 

 

 

 

 

 

Air intake or cooling flanges blocked

 

 

 

 

 

 

 

Fan damaged

 

 

 

 

 

 

 

Too little or no oil in engine

 

 

 

 

 

 

 

Incorrect radiator cap

 

 

 

 

 

 

 

Coolant pump drive belt broken

 

 

 

 

 

 

 

 

 

Battery does not charge

 

One or more battery cells faulty

 

 

 

 

 

 

 

Poor contact on the battery terminal cable connectors

 

 

 

 

 

 

 

Defective alternator

 

 

 

 

 

 

 

Alternator belt broken or slipping

 

 

 

 

 

 

 

Wires to the alternator broken

 

 

 

 

 

 

 

Defective battery maintenance

 

 

 

 

 

 

 

Sulphated battery

 

 

 

 

 

 

 

 

 

Machine vibrates

 

Blades are loose

 

 

 

 

 

 

 

Damaged universal joint

 

 

 

 

 

 

 

Engine is loose

 

 

 

 

 

 

 

The hydraulic pump is loose

 

 

 

 

 

 

 

Damaged support bearing for PTO shaft

 

 

 

 

 

 

 

Bevel gear is loose

 

 

 

 

 

 

 

The engine is not firing on all cylinders

 

 

 

 

 

 

 

Pulley loose or worn bearing on cutting unit

 

 

 

 

 

 

 

One or more blades unbalanced, caused by damage or poor

 

 

 

balancing after sharpening

 

 

 

 

 

 

 

 

 

Uneven mowing

 

Blades blunt

 

 

 

 

 

 

 

Cutting unit skew

 

 

 

 

 

 

 

Long or wet grass

 

 

 

 

 

 

 

Grass blockage under hood

 

 

 

 

 

 

 

Different tyre pressures on right and left sides

 

 

 

 

 

 

 

Different tyre pressures on pivot wheel

 

 

 

 

 

 

 

Over-speeding

 

 

 

 

 

 

 

Engine speed too low

 

 

 

 

 

 

 

Cutting unit belt slipping

 

 

 

 

 

 

 

PTO belt slipping

 

 

 

 

 

 

 

Cutting height too low

 

 

 

 

 

English – 39

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Page 38 Page 40
Contents English 520D 525DContents After the first 25 hours Pre-delivery serviceTowing IntroductionDear Customer Driving and transport on public roadsGood service Symbols KEY to SymbolsLocation of the controls What is WHAT?General use Safety InstructionsSafety instructions Insure your RiderThis is what you do Driving on slopesChildren MaintenanceTransport Presentation Lowering the Unit Mowing Position Adjusting the cutting heightLever for hydraulic lift of attachments Lifting the Cutting Unit Transport PositionFueling Lights and power outletSafety instructions SeatBypass valves Instrument panelAuxiliary lift system Rops Roll Over Protective StructureStart the engine Starting and driving when coldStarting Engine Before startingStarting the engine with a weak battery Connecting the jump leadsRemove the cables in the reverse order Stop the engine DrivingDriving the Rider BrakingOther objects which can be thrown out by the blades Cutting tipsMaintenance schedule 800Starting Completed Cleaning Removing of the machine hoodsChecking the engine’s cooling air intake Change pump and alternator belt Adjustment of pump and alternator beltAdjusting the parking brake Replacement of fuel filterReplacing the air filter Cleaning the air filterCleaning the engine and muffler Cleaning the filter coverChecking the tyre pressure Check the safety systemReplacing the light bulbs Main fuseCheck the battery Cutting Unit ComponentsFitting the cutting head Trapping your hand Pins are loosened. Observe caution to avoidRemoving the cutting unit Lift arms move with great force whenPlacing in the service position Service position for the cutting unitCutting height and tilt angle adjustment Restoring from service positionCutting height Tilt angle Replacing the cutting unit beltsChecking the blades Removing the BioClip plugChange PTO belts Adjustment of PTO beltsGlycol Water Freezing point Change coolantGeneral Lubrication scheduleUniversal drive shaft joints AccessoriesPivot wheel bearings Cutting unit bevel gearJoint bearing Drive shaft front support bearingDrive shaft rear support bearing Steering cylinderDrained directly after stopping the engine Changing the oil filterCheck the hydraulic system oil level Replacing the engine oilLubricating the cables Knobs for setting the cutting heightLubricate the parking brake wire Driver seatEngine does not run smoothly Problem Procedure Engine does not startEngine seems to have no power Starter motor does not turn over the engineBattery does not charge Engine overheatsUneven mowing Electrical System Wiring diagram P 520D Electrical System Electrical System Electrical System Electrical System Electrical System Wiring diagram P525 D Electrical System Electrical System Electrical System Electrical System Electrical System Service Winter storageGuard Technical Data EC-declaration of conformity Applies to Europe only Sound levels see noteVibration levels see note Original instructions 1154837-26 ´z+Vsh¶6¨ ´z+Vsh¶6¨
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