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Oper ator ′ s manual P520 D Please r ead the operator’s manual carefully and make sure you E E E E n n n n g g g g l l l l i i i i s s s s h h h h...
CONTENTS Contents Cleaning the air filter ............ Replacing the air filter ..........CONTENTS Cleaning the engine and muffler ........Contents ..............Check the safety system ..........Ser vice journal Replacing the light bulbs ..........Pre-deliv ery service ............. Main fuse ..............After the first 25 hours ..........
Ser vice journal Pre-deliver y service 14 Tell customer about: The requirement and advantages of servicing the 1 Charge the battery for at least 4 hours at max. 3 machine according to the service plan amp. Servicing and the influence of this journal on the 2 Check coolant level and antifreeze.
Dear Customer , Thank y ou for choosing a Husqvarna Rider. Husqvarna Riders are built to a unique design with a front-mounted cutting unit and a patented articulated steering. Riders are designed for maximum efficiency even in small or confined areas. The closely grouped controls and pedal-operated hydrostatic transmission also contribute to the performance of this machine.
INTR ODUCTION Good ser vice Husqv arna products are sold all over the world and ensures that you, the customer, get the best support and service. For example, before this machine was delivered it was inspected and adjusted by your dealer. See the certificate in the Service Journal in this manual.
KEY T O SYMBOLS Symbols Disengaging the power take-off (PTO) These symbols are on the machine and in the instr uctions. Warning: rotating parts. Keep hands and feet clear. WARNING! Careless or incorrect use can result in serious or fatal injury to the operator or others.
WHA T IS WHA T? 18 19 24 25 20 21 22 23 14 15 16 17 Location of the contr ols 1 Knob for seatback angle 14 Counter 2 Throttle control 15 Temperature gauge 3 Power outlet 16 Knob for adjustment of the seat suspension 4 Switch for the power outlet 17 Lever for longitudinal seat adjustment 5 Control for cutting unit drive...
SAFETY INSTR UCTIONS Saf ety instructions • Remember that the driver is responsible for dangers or accidents. These instr uctions are for your safety. Read them carefully. • Never carry passengers. The machine is only intended to be used by one person. Insure y our Rider •...
SAFETY INSTR UCTIONS This is what y ou do • Never allow children or other persons not trained in the use of the machine to use or service it. Local laws may • Remove obstacles such as stones, branches, etc. regulate the age of the user.
SAFETY INSTRUCTIONS Children • Electrical shocks can cause injuries. Do not touch cables when the engine is running. Do not test the ignition system with your fingers. • Serious accidents may occur if you fail to be on your guard for children in the vicinity of the machine.
SAFETY INSTRUCTIONS • Stop and inspect the equipment if you run over or into anything. If necessary, make repairs before starting. • Never make adjustments with the engine running. • The machine is tested and approved only with the equipment originally provided or recommended by the manufacturer.
PRESENTATION Presentation Counter Congratulations on your choice of an excellent quality product The chronometer shows how many hours the engine has that will give you great pleasure for many years. This been running. operator’s manual describes P 520D. Any time when the engine is not running but the ignition is switched on is not registered.
PRESENTATION Lever for hydraulic lift of Lowering the Unit (Mowing Position) attachments Move the hydraulic lifting lever forwards to engage the cutting position. The lifting lever is used to put the cutting unit in either the transport or mowing position when hydraulic pressure is available.
PRESENTATION Seat • The lumbar support is adjusted with the knob on the left side of seat back . The seat has a jointed attachment on the front edge and can be tipped forward. To fold the seat forward, the latch for the seat must be operated.
The drive on the axle is disengaged if one valve is open. The P520 D has two valves, one valve for the front axle and one for the rear axle. IMPORTANT! Always drive the machine with both valves closed.
PRESENTATION • Bypass valve rear axle If the frame is folded down the safety belt should NOT be used. - The hydraulic pressure is released by opening the locking nut (1) 1/4-1/2 turn anti-clockwise, then the bypass valve (2) 2 turns. If the frame is folded up, the safety belt must be used.
STARTING ENGINE Before starting 5 Turn the ignition key to the ignition position and hold it there until the indicator light on the instrument panel goes out. • Read the safety instructions and information concerning the placement of controls and functions before starting. •...
STARTING ENGINE Starting the engine with a weak battery WARNING! Lead-acid batteries produce explosive gases. Avoid sparks, open flames and smoking close to batteries. Always wear protective glasses in the vicinity of batteries. If the battery is too weak to start the engine, it should be recharged.
Driving Driving the Rider Stop the engine 1 Release the parking brake before driving Preferably allow the engine to idle for a minute to obtain normal working temperature before stopping it if it has been working hard. Turn off the cutting unit using the PTO button. 2 Carefully press down one of the pedals until the required speed is obtained.
Driving Cutting tips WARNING! Clear the lawn from stones and other objects which can be thrown out by the blades. • Localise and mark stones and other fixed objects to avoid collision. • Start with a high cutting height and reduce down until the required mowing results are obtained.
Maintenance Maintenance schedule The following is a list of the maintenance which should be conducted on the machine. For those points not described in this manual, visit an authorised service workshop. Maintenance Daily maintenance Maintenance interval in hours Before After work is 100 200 400 800 starting completed...
Maintenance Cleaning Side cover Loosen the screws holding the side cover and remove it. Clean the machine directly after use. It is much easier to wash off grass cuttings before they dry. Oily dirt can be removed using a cold degreasing agent. Spray on a thin layer.
Maintenance Adjustment of pump and alternator Adjusting the parking brake belt Make sure the parking brake is properly adjusted by placing the machine on a slope. • Loosen the lower mounting screw and upper adjustment screw a few turns. Apply and lock the parking brake. When the machine does not stand still, the parking brake should be adjusted according to the following.
Maintenance Cleaning the air filter • Loosen the two fasteners holding the filter cover and remove it. If the engine seems to lack power or does not run smoothly this may be because the air filter is clogged. When driving IMPORTANT INFORMATION with a dirty air filter the engine can suffer from lack of air, so that it does not meet environmental requirements and the...
Maintenance Check the safety system 5 Lift out the bulbs from the insert. 6 Insert the new bulbs. Make sure you use your thumb to The machine is equipped with a safety system that prevents support the front. starting or driving under the following conditions. The engine must only be possible to start when the following conditions are met: •...
Maintenance Check the battery Removing the cutting unit WARNING! Lead-acid batteries produce WARNING! Never leave the universal drive explosive gases. Avoid sparks, open flames shaft of the machine with one end loose. If and smoking close to batteries. Always wear the engine is started, damage can occur.
Maintenance Fitting the cutting head 5 Loosen the two quick connectors on the universal drive shaft and remove the universal drive shaft. 1 Insert the bolts for the link joints and the pins on both sides. WARNING! Never leave the universal drive shaft of the machine with one end loose.
Maintenance Restoring from service position 2 Hand tighten the cutting height adjustment knob. 1 Remove the pin and lower the cutting unit. 3 Disengage the knob by pulling the handle and turning it to the horizontal position so that the handle does not get stuck in bushes or the like.
Maintenance Replacing the cutting unit belts Checking the blades To achieve the best mowing results it is important that the WARNING! Protect your hands with gloves blades are undamaged and well-sharpened. There is a risk of crush injuries when Check that the blades’ attachment screws are tight. Screws working with the belt.
Maintenance Change PTO belts 9 Pull the new belts through the gap between the spacer ring and the hydraulic pump. WARNING! Protect your hands with gloves There is a risk of crush injuries when working with the belt. Always replace the belts in pairs. 1 Prevent the engine from starting by removing the ignition key before making any adjustments or performing maintenance.
Check the coolant when the engine has run for a few The antifreeze must be intended for alloy engines. minutes after filling. There may have been air in the Your Husqvarna supplier can provide the right type of system that has been released. antifreeze.
Lubrication Lubrication schedule Legend for the lubrication schedule General Remove the ignition key to prevent unintentional movements Filter replacement during lubrication. When lubricating with an oilcan, it ought to be filled with engine oil. Oil change When lubricating with grease, unless otherwise stated, grease 503 98 96-01 or another chassis or ball bearing grease offering good corrosion protection shall be used.
Lubrication Accessories Universal drive shaft joints Lubrication or other maintenance of optional equipment or • Remove the service hatch. accessories is not described in this manual. This equipment • Loosen the two quick connectors on the universal drive too, naturally, requires maintenance. See the manuals for the shaft and remove the universal drive shaft.
Lubrication Lift cylinder Steering cylinder • Remove the service hatch. The steering cylinder has two grease nipples, one on each end. Lubricate with a grease gun until the grease is forced • 2 grease nipples, one on each side. Lubricate with a out.
Lubrication Checking the engine’s oil level. Choose an oil with viscosity according to the temperature ranges in the figure: Check the oil level in the engine when the Rider stands horizontal with the engine switched off. Open the engine cover. 5W 20 Loosen the dipstick, pull it up and wipe it off.
Lubrication Changing the oil filter Check the oil level in the transmission gearboxes WARNING! Engine oil can be very hot if it is • Use the oil dipstick to check that there is oil in the drained directly after stopping the engine. transmission.
Lubrication Lubricating the cables Remove the cable´s rubber casing when lubricating. Grease both ends of the cables and move the controls to end stop positions when lubricating. Re-attach the rubber covers on the cables after lubrication. Cables with sheaths will jam if they are not lubricated regularly.
Troubleshooting schedule Problem Procedure Engine does not start There is no fuel in the fuel tank Air in fuel system Incorrect fuel type Ignition system inoperative Serious engine damage Starter motor does not turn over the engine Battery flat Poor contact affecting the battery terminal cable connections, ignition lock, or starter Power take off (PTO) activated Air in fuel system...
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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...
ELECTRICAL SYSTEM Numbers correspond to: 6 Inductive sensor, parking brake 1 Switch for the lights 7 Switch for the power outlet 2 Instrument panel 8 Power outlet 3 Lights 9 Electrical connection box 4 Counter 10 Seat switch 5 Ignition lock 11 Main fuse, 125 A 40 –...
Storage Winter storage Service At the end of the season, or if the machine is going to stand Low season is the most suitable time to perform a service or idle for more than 30 days, it should immediately be made overhaul of the machine in order to ensure high function ready for storage.
Technical data P520 D Dimensions Length without cutting unit, mm/ft 2080/6,82 Width without cutting unit, mm/ft 1120 / 44.1 Height, mm/ft Unladen weight excluding cutting unit, kg/lb Wheelbase, mm/ft 1060/3,48 Tyre dimensions 18 x 8,5 x 8 Air pressure, rear - front, kPa / bar / PSI...
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Weight, kg/lb 100 / 29,3 Bevel gear oil SAE 80W/90, capacity 0.4 l Technical specifications for sound and vibration levels P520 D Combi 132 Noise emissions (see note 2) Sound power level, measured dB(A) Sound power level, guaranteed dB(A) Sound levels (see note 3)
EC-declaration of conformity (Applies to Europe only) Husqvarna AB, SE-561 82 Huskvarna, Sweden, tel: +46-36-146500, declares that the Husqvarna 520 D ride-on mower, from 2011 serial numbers and onwards (the year is clearly stated on the rating plate followed by the serial number), complies with the requirements of THE COUNCIL'S DIRECTIVE: of May 17, 2006 "relating to machinery"...
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Original instructions 1153984-26 ´®z+U§J¶6w¨ ´®z+U§J¶6w¨ 2011-03-14...