Husqvarna P 520D, P 525D Adjustment of pump and alternator belt, Change pump and alternator belt

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Maintenance

Adjustment of pump and alternator belt

•Loosen the lower mounting screw and upper adjustment screw a few turns.

•Tension the belt by pulling the alternator along the track. It must be possible to press the belt in about 1 cm with your thumb without too much pressure.

•Tighten the adjustment screw securely.

Change pump and alternator belt

•Loosen the lower mounting screw and upper adjustment screw a few turns.

•Take off the old belt and ﬁt the new one.

•Tension the belt by pulling the alternator along the track. It must be possible to press the belt in about 1 cm with your thumb without too much pressure.

Inspecting the mufﬂer

WARNING! The mufﬂer gets very hot in use

!and remains so for a short time afterwards. Do not touch the mufﬂer if it is hot!

Check regularly that the mufﬂer is complete and secured correctly.

Adjusting the parking brake

Make sure the parking brake is properly adjusted by placing the machine on a slope.

Apply and lock the parking brake.

When the machine does not stand still, the parking brake should be adjusted according to the following.

1Position the machine on ﬂat ground.

2Make sure the parking brake is released.

3Adjust so there is 1 mm play between the outer cable and the adjuster screw when you pull the outer cable.

Adjust the adjuster screw using the nuts.

4Tighten the nuts carefully to prevent damaging the adjuster screw.

5The parking brake should be checked again after the adjustment has been made.

	!	WARNING! A poorly adjusted parking brake
	!	can result in reduced braking ability.
		can result in reduced braking ability.

Replacement of fuel ﬁlter

P 520D and P 525D have two fuel ﬁlters. A pre-ﬁlter and main ﬁlter.

Replace the fuel ﬁlter every 100 hours (at least once per season) or more often if it is clogged.

The pre-ﬁlter is located under the battery box and is replaced as follows.

1Open the engine cover.

2Loosen the hose clips

3Move the hose clips away from the ﬁlter. Use a pair of ﬂat pliers.

4Pull off the ﬁlter from the hose ends.

5Press the new ﬁlter into the ends of the hoses.

6Push the hose clips back on the ﬁlter and tighten.

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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 startingRemove the cables in the reverse order Starting the engine with a weak batteryConnecting the jump leads Stop the engine DrivingDriving the Rider BrakingOther objects which can be thrown out by the blades Cutting tipsStarting Completed Maintenance schedule800 Checking the engine’s cooling air intake CleaningRemoving of the machine hoods 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 fuseFitting the cutting head Check the batteryCutting Unit Components 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 Cutting height and tilt angle adjustmentRestoring from service position 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 engineUneven mowing Battery does not chargeEngine overheats 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 Guard ServiceWinter storage Technical Data Vibration levels see note EC-declaration of conformity Applies to Europe onlySound levels see note Original instructions 1154837-26 ´z+Vsh¶6¨ ´z+Vsh¶6¨