3
Overview
3.1
Trimmer
1
18
16
14
14
2
15
19
9
3
6
5
7
4
10
12
13
11
17
23
27
26
24
25
22
21
20
8
#
0000-GXX-7837-A0
1 Flexible Shaft
Transmits engine power to cutting attach‐
ment.
2 Flexible Drive Tube
Connects coupling sleeve to powerhead and
protects the flexible shaft.
3 Choke Lever
Helps start the engine.
4 Manual Fuel Pump
Eases engine starts.
5 Spark Plug Boot
Connects ignition lead to spark plug
6 Spark Plug
Ignites fuel-air mixture in the engine.
7 Harness
Distributes weight of trimmer over shoulders
and back.
8 Muffler
Reduces trimmer noise emissions.
9 Air Filter
Filters the air entering the engine.
10 Filter Cover
Covers the air filter.
11 Carburetor Adjusting Screws
For tuning the carburetor.
12 Fuel Tank Cap
Closes the fuel tank.
13 Starter Grip
Serves to crank the engine.
14 Throttle Cable Retainer
Secures throttle cable in position.
15 Throttle Cable
Connects the throttle trigger to the engine.
16 Coupling Sleeve
Connects flexible drive tube to rigid drive
tube.
17 Control handle
For operating, holding and controlling the
trimmer.
18 Throttle Trigger Lockout
Unlocks the throttle trigger.
19 Throttle Trigger
Controls engine speed.
20 Slide Control
For starting, running and stopping the engine.
21 Loop Handle
For holding and controlling the trimmer.
22 Barrier Bar
Maintains distance between operator’s leg
and a metal cutting attachment.
23 Shaft
Connects all components.
24 Gear Housing
Encloses the gearbox.
25 Screw Plug
Closes filler opening for STIHL gear grease.
26 Opening for Stop Pin
Accommodates the stop pin.
27 Stop Pin
Blocks shaft while cutting attachment is being
mounted.
# Rating Label with Serial Number
3.2
Deflectors and Cutting Attach‐
ments
The illustrations show examples of deflectors
and cutting attachments. Approved combinations
are listed in this instruction manual, 20.
3 Overview
English
0458-527-0121-B
3
