Instruction Manual

Original Instruction ManualPrinted on chlorine-free paper
Printing inks contain vegetable oils, paper can be recycled.
© ANDREAS STIHL AG & Co. KG, 2020 0458-391-8321-A. VA4.H20. 0000007158_006_GB
BR 450, BR 450 C
English
1
This instruction manual is protected by copyright. All rights reserved, especially the rights to reproduce, translate and process
with electronic systems.
Contents
Dear Customer,
Thank you for choosing a quality
engineered STIHL product.
It has been built using modern
production techniques and
comprehensive quality assurance.
Every effort has been made to ensure
your satisfaction and trouble-free use of
the product.
Please contact your dealer or our sales
company if you have any queries
concerning this product.
Your
Dr. Nikolas Stihl
Guide to Using this Manual 2
Safety Precautions and Working
Techniques 2
Assembling the Unit 7
Adjusting the Throttle Cable 10
Fitting the Harness 10
Fuel 10
Fueling 11
Information Before You Start 12
Starting / Stopping the Engine 12
Operating Instructions 15
Replacing the Air Filter 15
Adjusting the Carburetor 16
Spark Plug 17
Engine Running Behavior 18
Storing the Machine 18
Inspections and Maintenance by
Dealer 19
Maintenance and Care 20
Minimize Wear and Avoid Damage 22
Main Parts 23
Specifications 24
Maintenance and Repairs 25
Disposal 26
EC Declaration of Conformity 26