Jonsered GR50 User Manual

GR41 GR50 RS44 RS52 Operator’s manual (EPA) Please read the operator’s manual carefully and make sure you understand the instructions before using

10 – English GENERAL SAFETY PRECAUTIONS For mufflers it is very important that you follow the instructions on checking, maintaining and servicing you

English – 11 GENERAL SAFETY PRECAUTIONS Cutting equipment This section describes how to choose and maintain your cutting equipment in order to:• Red

12 – English GENERAL SAFETY PRECAUTIONS • Sharpen all edges equally to maintain the balance of the blade. Sharpening the saw blade • See the cutting

English – 13 ASSEMBLY Assembling the handlebar and throttle • Unscrew the knob from the handlebar mounting.• Position the handlebar as shown. Fit th

14 – English ASSEMBLY • Fit the support flange (F) on the output shaft. Make sure that the blade is centered by fitting it to the guide on the support

English – 15ASSEMBLY• Tighten the trimmer head to a torque of 35-50 Nm (3.5-5 kpm).• To dismantle, follow the instructions in the reverse order.Fittin

16 – EnglishASSEMBLY2 Grass clearing The machine should be supported in a harness when grass clearing so that the cutting equipment is parallel to the

English – 17FUEL HANDLINGFuel safetyNever start the machine:1 If you have spilt fuel on it. Wipe off the spillage and allow remaining fuel to evaporat

18 – EnglishFUEL HANDLINGMixing• Always mix the gasoline and oil in a clean container intended for fuel.• Always start by filling half the amount of th

English – 19STARTING AND STOPPINGCheck before starting• Check the blade to ensure that no cracks have formed at the bottom of the teeth or by the cent

2 – English KEY TO SYMBOLS Symbols WARNING! Clearing saws, brushcutters and trimmers can be dangerous! Careless or incorrect use can result in serio

20 – EnglishSTARTING AND STOPPINGStartingHold the body of the machine on the ground using your left hand (CAUTION! Not with your foot!). Grip the star

English – 21WORKING TECHNIQUESGeneral working instructionsBasic safety rules1 Look around you:• To ensure that people, animals or other things cannot

22 – EnglishWORKING TECHNIQUES• Work systematically to and fro across the area, clearing a width of around 4-5 m on each pass. This exploits the full

English – 23WORKING TECHNIQUES• With groups of hardwood stems, first clear around the group. Start by cutting the stems high up around the outside of t

24 – EnglishWORKING TECHNIQUESSweeping• The fan effect of the rotating cord can be used for quick and easy clearing up. Hold the cord parallel to and

English – 25MAINTENANCECarburetorYour Jonsered product has been designed and manufactured to specifications that reduce harmful exhaust fumes. The engi

26 – EnglishMAINTENANCELow speed jet LTry to find the highest idling speed, turning the low speed needle L clockwise respectively counter-clockwise. Wh

English – 27MAINTENANCECorrectly adjusted carburetorWhen the carburetor is correctly adjusted the machine will accelerate without hesitation and burbl

28 – EnglishMAINTENANCECleaning the air filterRemove the air filter cover and take out the filter. Wash it clean in warm, soapy water. Ensure that the fil

English – 29MAINTENANCEMaintenance scheduleThe following is a list of the maintenance that must be performed on the machine. Most of the items are des

English – 3 CONTENTS Contents Note the following before starting: Please read the operator’s manual carefully.Long-term exposure to noise can result

30 – EnglishTECHNICAL DATATechnical dataNote 1: Equivalent noise pressure level is calculated as the time-weighted energy total for noise pressure lev

English – 31FEDERAL EMISSION CONTROL WARRANTY STATEMENTYOUR WARRANTY RIGHTS AND OBLIGATIONSThe EPA (The US Environmental Protection Agency), Environme

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4 – English INTRODUCTION Dear customer! Congratulations on your choice to buy a Jonsered product!Your purchase gives you access to professional help

5 – English WHAT IS WHAT? What is what on the clearing saw? (RS44)2324 1 Blade2 Grease filler cap, bevel gear3 Bevel gear4 Cutting attachment guard5

English – 6 WHAT IS WHAT? What is what on the clearing saw? (RS52) 1 Blade2 Grease filler cap, bevel gear3 Bevel gear4 Cutting attachment guard5 Shaf

English – 7 GENERAL SAFETY PRECAUTIONS ImportantPersonal protective equipment HELMETA helmet should be worn if the trees being cleared are taller th

8 – English GENERAL SAFETY PRECAUTIONS Machine ′′′′ s safety equipment This section describes the machine ′ s safety equipment, its purpose, and ho

English – 9 GENERAL SAFETY PRECAUTIONS Cutting attachment guard This guard is intended to prevent loose objects from being thrown towards the operat