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Operator′s manual
M48 Pro M53 S Pro
Please read the operator’s manual carefully and make sure you
understand the instructions before using the machine.
E E E En n n ng g g glllliiiis s s sh h h h
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KEY TO SYMBOLS Other symbols/decals on the machine refer to special Key to symbols certification requirements for certain markets. WARNING! The machine can be a dangerous tool if used incorrectly or Always wear protective gloves. carelessly, which can cause serious or fatal injury to the operator or others. Please read the operator’s manual carefully Regular cleaning is required. and make sure you understand the instructions before using the machine. Visual check. Always wear:
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CONTENTS Contents KEY TO SYMBOLS Key to symbols ............................................................. 2 Steps before using a new lawn mower ........................ 2 CONTENTS Contents ...................................................................... 3 SAFETY INSTRUCTIONS Personal protection ...................................................... 4 Machine′s safety equipment ........................................ 4 Checking, maintaining and servicing the
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SAFETY INSTRUCTIONS • Engine brake handle Personal protection WARNING! You must use personal protection whenever you use the machine. ! • Vibration damping system • Hearing protection • Gloves must be worn when required, for example when fitting, inspecting or cleaning cutting attachments. • Muffler • Always wear heavy, long pants. Do not wear shorts, sandals or go barefoot. • Cutting equipment Cutting cover and protective cover On lawn mower M53 S Pro there is a protective c
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SAFETY INSTRUCTIONS Vibration damping system Checking, maintaining and servicing Your machine is equipped with a vibration damping system ′′ the machine′′s safety equipment that is designed to minimize vibration and make operation easier. The handlebar system's steel tube and the cutting cover are designed to minimise the vibrations from the engine. This model also has a vibration damper fitted on the WARNING! All servicing and repair work on handlebar unit to further
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SAFETY INSTRUCTIONS The washer and cup spring should always be replaced when Vibration damping system changing the cutter or cutter bracket. Check regularly that the vibration damping element is free from cracks. WARNING! Never use a machine with faulty safety equipment. The machine’s safety ! equipment must be checked and maintained as described in this section. If your machine fails any of these checks contact your service agent to get it repaired. The handlebar system's
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SAFETY INSTRUCTIONS Before use: Fuel safety (Refuelling/Storage.) WARNING! Fuel and fuel vapour are highly inflammable. Take care when handling fuel ! and engine oil. Bear in mind the risk of fire, explosion and inhaling fumes. • Never refuel the machine while the engine is running. • Always ensure there is adequate ventilation when refuelling and filling oil. 1 Check that the engine brake works correctly and is undamaged. See the instructions under the heading • Move the machin
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SAFETY INSTRUCTIONS • The brake handle must never be permanently anchored in General working instructions handle when the machine is running. WARNING! This section describes basic safety precautions for working with the lawn ! mower. This information is never a substitute for professional skills and experience. If you get into a situation where you feel unsure about how to progress, stop and seek expert advice. Contact your dealer, Follow the instructions above, but do not us
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SAFETY INSTRUCTIONS • Never run with the machine when it is running. You should • To raise the cutting height move the lever to the left and always walk with the lawn mower. then backward. Cutting height Shut down the engine before changing the cutting height. The cutting height adjustment is spring assisted. The cutting height can be adjusted in five different steps. Do not set the cutting height too low as there is a risk that the cutters might hit slopes with unevenness. Do not set
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WHAT IS WHAT? What is what on the lawn mower? 10 Lower handlebar M48 Pro 11 Oil tank 1 Handle / handlebar 12 Fuel tap 2 Vibration damper 13 Air filter 3 Engine brake handle 14 Cutting cover 4 Starter handle 15 Cutter/cutting equipment 5 Throttle control/choke control 16 Cutter bolt 6 Cutting height control 17 Cup spring 7 Fuel tank 18 Cutter bracket 8 Muffler 19 Engine shaft 9 Spark plug 20 Operator′s manual 10 – English
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WHAT IS WHAT? 2 1 19 12 3 13 20 4 6 21 5 11 23 14 22 15 16 18 7 24 17 8 9 10 What is what on the lawn mower? 12 Lower handlebar M53 S Pro 13 Oil tank 1 Handle / handlebar 14 Fuel tap 2 Vibration damper 15 Air filter 3 Engine brake handle 16 Cutting cover 4 Throttle control/choke control 17 Drive belt 5 Starter handle 18 Gear housing 6 Clutch lever 19 Cutter/cutting equipment 7 Cutting height control 20 Cutter bolt 8 Fuel tank 21 Cup spring 9 Muffler 22 Cutter bracket 10 Protective cover
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ASSEMBLY Always empty the fuel tank before you place the lawn mower Fitting the handlebar on its side. Take care not to damage the cables and wires when you fold up the handlebar. Dismantling • Unscrew the bolt holding the cutter. M48 Pro Lift up the handlebar until the handlebar's upper tubular construction comes directly opposite to the handlebar's lower section. Tighten the knob correctly. • Remove bolt, washer and cup spring. • Remove the cutter. Assembly M53 S Pro • Position
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FUEL HANDLING Only use recommended engine oil. See the Technical data Fuel section. Fuelling WARNING! Always ensure there is adequate ventilation when handling fuel. ! WARNING! Taking the following precautions, will lessen the risk of fire: Petrol ! • Use good quality unleaded or leaded petrol. Do not smoke or place hot objects near fuel. • Use fuel with a low octane grade. Always shut off the engine before refuelling. • If the machine is not used for some time the fuel tank When refuelling,
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STARTING AND STOPPING Starting Starting and stopping On the M53 S Pro model disengage the drive on the wheel by moving the clutch lever forward. WARNING! Note the following before starting: ! Do not start a lawn mower unless the cutter and all covers are fitted correctly. Otherwise Pull the engine brake handle against the upper handlebar the cutter could come loose and cause with your left hand. personal injuries. Always move the machine away from the refuelling area before starting. Place
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STARTING AND STOPPING Drive The model M53 S Pro is a self-propelled machine with the drive on the front wheels. To use the drive on the wheel pull the clutch lever towards you. Stopping Set the throttle control in the idling position. Stop the engine by releasing the engine brake handle. On model M53 S Pro the drive is also disengaged when you release the engine brake handle. Close the fuel tap. English – 15
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MAINTENANCE When reassembling, make sure that the filter completely Maintenance seals against the filter holder. WARNING! Make sure the cutting attachment has stopped before cleaning, ! carrying out repairs or an inspection. Disconnect the HT lead from the spark plug. Spark plug Air filter 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! The air filter must be regularly cleaned to remove dust and dirt in order to avo
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MAINTENANCE • Unscrew the oil filler cap. Cutter WARNING! Always wear heavy-duty gloves when repairing the cutting attachment. The ! blades are very sharp and can easily cause • Drain the oil by tipping the engine so that the oil runs out cuts. through the filler pipe. It is important to have a sharp and correctly balanced cutter. Loosen the bolt holding the cutter and leave the cutter at a service workshop at least once a year for grinding and balancing. An appropriate time to do this is a
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MAINTENANCE Drive and gearbox Weekly maintenance M53 S Pro 1 2 3 4 Ensure the wheels and wheel axles are clean and free from leaves, grass, etc. It is also important to keep clean around the drive gearbox. • Remove the protective cover by unscrewing the screws. 1 Change the engine oil. 2 Lubricate the cutting height system 3 Clean the spark plug. Check that the electrode gap is 0.7- 0.8 mm. 4 Clean the cooling fins on the cylinder. • Now guide the protective cover out under the stay and Monthl
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TECHNICAL DATA Technical data M48 Pro M53 S Pro Engine 3 Cylinder displacement, cm 160 160 Cylinder bore, mm 64 64 Stroke, mm 50 50 Power, kW 4,1 4,1 Ignition system Type of ignition system Transistor Transistor Spark plug NGK - BPR6ES NGK - BPR6ES Electrode gap, mm 0,7 - 0,8 0,7 - 0,8 Fuel and lubrication system Fuel tank capacity, litre 1,1 1,1 Oil tank capacity, litre 0,55 0,55 Service classification SG - SJ; Service classification SG - SJ; Engine oil SAE 10W -30 SAE 10W -30 Weight Lawn mower
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TECHNICAL DATA EC-declaration of conformity (Applies to Europe only) Höörs Plåt, Box 76, SE-243 22 Höör, Sweden, tel: +46-413-29600, declares under sole responsibility that the lawn mowers Husqvarna M48 Pro and M53 S Pro from the serial numbers 030600001 and onwards comply with the requirements of the COUNCIL’S DIRECTIVE: of May 3, 1989 ”relating to electromagnetic compatibility” 89/336/EEC, and applicable supplements. of May 8, 2000 ”relating to the noise emissions in the environment” 2000/14