Main Parts - Stihl BR 450 Instruction Manual

19 Main Parts

18.2 Parts Subject to Wear and Tear
Some parts of the power tool are subject to nor‐
mal wear and tear even during regular operation
in accordance with instructions and, depending
on the type and duration of use, have to be
replaced in good time. Among other parts, this
includes:
– Filters (air, fuel)
– Rewind starter
– Spark plug
– Damping elements of anti-vibration system
19 Main Parts
BR 450
BR 450 C
2
3
1
16
17
18
19
20
1 Straight Nozzle
2 Blower Tube
3 Union Nut
4 Control Handle
5 Start Switch
6 Throttle Trigger
7 Setting Lever
8 Quick-Release Clamp
9 Pleated Hose
10 Back Padding
11 Backplate
12 Harness
13 Carrying Handle
14 Intake Screen
0458-391-8321-B
12
11
7 5
10
4
6
9
8
24
22
23
#
21
15 Air Filter Cover
16 Carburetor Adjusting Screws
17 Manual Fuel Pump
18 Choke Knob
19 Starter Grip
20 Fuel Filler Cap
21 Fuel Tank
22 Spark Plug Boot
23 Muffler (with Spark Arresting Screen)
24 Spacer
# Serial Number
19.1 Definitions
13
14
1. Straight Nozzle
Aims and widens the airstream.
15
2. Blower Tube
Directs the airstream.
3. Union Nut
Allows simple adjustment of blower tube
length.
4. Control Handle
Handle on the flexible hose to hold and direct
the tube in the required direction. Designed to
help protect against static electricity.
5. Start Switch
Engages the eletric starter.
6. Throttle Trigger
Controls the speed of the engine.
7. Setting Lever
For run and stop. Sets the throttle to various
positions or stops the engine.
8. Quick-Release Clamp
For adjusting the position of the Control Han‐
dle.
9. Pleated Hose
For blowing in the desired direction.
10 Back Padding
. Increases carrying comfort.
11 Backplate
. Helps protect the back of the user.
12 Harness
. For carrying the unit.
13 Carrying Handle
. For transporting the unit.
14 Intake Screen
. Helps prevent leaves entering intake.
15 Air Filter Cover
. Covers and protects the air filter element.
English
19