Jonsered GR50 - Manual (Page 3)

English – 3
CONTENTS
Contents Note the following before starting:
Please read the operator’s manual carefully.
Long-term exposure to noise can result in permanent hearing
impairment. So always use approved hearing protection.
Maintenance, replacement, or repair of the emission control
devices and system may be performed by any nonroad
engine repair establishment or individual.
This label certify that the product has been certified in
accordance with American exhaust requirements EPA 1.
KEY TO SYMBOLS
Symbols ....................................................................... 2
CONTENTS
Contents ...................................................................... 3
Note the following before starting: ................................ 3
INTRODUCTION
Dear customer! ............................................................ 4
WHAT IS WHAT?
What is what on the clearing saw? (RS44) ................... 5
What is what on the clearing saw? (RS52) ................... 6
GENERAL SAFETY PRECAUTIONS
Important ...................................................................... 7
Personal protective equipment ..................................... 7
Machine ′ s safety equipment ........................................ 8
Cutting equipment ........................................................ 11
ASSEMBLY
Assembling the handlebar and throttle ........................ 13
Transport position, handlebar ...................................... 13
Assembling the cutting equipment ............................... 13
Fitting a blade guard, grass blade and grass cutter ..... 13
Fitting the blade guard and saw blade ......................... 14
Fitting the trimmer guard and trimmer head Trimmy SII 14
Fitting other guards and cutting attachments ...............
15
Adjusting the harness and clearing saw ...................... 15
Standard harness ........................................................ 15
Vector harness ............................................................. 16
FUEL HANDLING
Fuel safety ................................................................... 17
Fuel .............................................................................. 17
Fueling ......................................................................... 18
STARTING AND STOPPING
Check before starting ................................................... 19
Starting and stopping ................................................... 19
WORKING TECHNIQUES
General working instructions ....................................... 21
MAINTENANCE
Carburetor .................................................................... 25
Muffler .......................................................................... 27
Cooling system ............................................................ 27
Air filter ......................................................................... 27
Bevel gear .................................................................... 28
Spark plug .................................................................... 28
Maintenance schedule ................................................. 29
TECHNICAL DATA
Technical data .............................................................. 30
FEDERAL EMISSION CONTROL WARRANTY
STATEMENT
YOUR WARRANTY RIGHTS AND OBLIGATIONS ..... 31
!
WARNING! Under no circumstances may the
design of the machine be modified without
the permission of the manufacturer. Always
use genuine accessories. Non-authorized
modifications and/or accessories can result
in serious personal injury or the death of the
operator or others.
Your warranty may not cover damage or
liability caused by the use of non-authorized
accessories or replacement parts.
!
WARNING! A clearing saw, brushcutter or
trimmer can be dangerous if used
incorrectly or carelessly, and can cause
serious or fatal injury to the operator or
others. It is extremely important that you
read and understand the contents of this
operator’s manual.
IMPORTANT ENGINE INFORMATION TWC
JONSERED HUSKVARNA SWEDEN
REFER TO OPERATOR`S MANUAL FOR
MAINTENANCE SPECIFICATIONS AND ADJUSTMENTS.
FOR SMALL NON - ROAD ENGINES.
EP THIS ENGINE CONFORMS TO U.S. PH1 A