Stihl HL 91 K Instruction Manual page 25

Definitions
1 Cap
Secures the shaft in the drive tube
during transportation.
2. Hand Guard
Limits useable grip area for left hand
in direction of gearbox and blades.
Helps protect hand from cuttings.
3. Handle Hose
For holding and controlling the unit
with the hand during operation.
4. Drive Tube
Encloses and protects the drive
shaft between the engine and
gearbox.
5 Stop Switch
Switches the engine's ignition off
and stops the engine.
6 Throttle Trigger Lockout
Must be depressed before the
throttle trigger can be activated.
7 Throttle Set Wheel
Limits the maximum position of the
trottle trigger.
8 Throttle Trigger
Controls the speed of the engine.
9 Cap with Spark Plug Boot
Connects the spark plug with the
ignition lead.
10 Air Filter Cover
Covers and protects the air filter
element.
11 Machine Support
For resting machine on the ground.
HL 91 K
12 Manual Fuel Pump
Provides additional fuel feed for a
cold start.
13 Choke Knob
Eases engine starting by enriching
mixture.
14 Carburetor Adjusting Screws
For tuning the carburetor.
15 Fuel Filler Cap
For closing the fuel tank.
16 Fuel Tank
For fuel and oil mixture.
17 Starter Grip
The grip of the pull starter, for
starting the engine.
18 Muffler with Spark Arresting Screen
Muffler reduces exhaust noises and
diverts exhaust gases away from
operator. Spark arresting screen is
designed to reduce the risk of fire.
16 Cutting Blades
Steel blades for cutting hedges and
shrubs.
17 Blade Drive Gear
Converts rotary movement of angle
drive into reciprocating movement
of cutting blades.
18 Drive Tube
Encloses and protects the drive
shaft between the engine and
gearbox.
19 Cutting Blades
Steel blades for cutting hedges and
shrubs.
20 Blade Scabbard
Covers cutting blades when hedge
trimmer is not in use.
21 Cutting Blade Guard
Helps to reduce the risk of operator
contact by the cutter blade.
22 Blade Drive Gear
Converts rotary movement of angle
drive into reciprocating movement
of cutting blades.
23 Spacer at the Shroud
Designed to reduce the risk of burns
and fire.
English
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