Operation Manual
46
English / USA
HT 100, HT 101, HT 130, HT 131
Definitions
1. Handle Hose
For holding the machine during 
starts and cutting work.
2. Fixed Drive Tube
Connects the engine to the gearbox.
3. Carrying Ring
Connects the machine to the 
shoulder strap.
4. Slide Control
For starting throttle, run and stop. 
Keeps the throttle partially open 
during starting, switches the ignition 
off to stop the engine.
5. Throttle Trigger Interlock
Must be depressed before the 
throttle trigger can be activated.
6. Throttle Trigger
Controls the speed of the engine.
7. Spark Plug Boot
Connects the spark plug to the 
ignition wire.
8. Choke Knob
Eases engine starting by enriching 
the mixture.
9. Air Filter Cover
Encloses and protects the air filter.
10. Fuel Tank
For fuel mixture consisting of 
gasoline and oil.
11. Machine Support
For resting the machine on the 
ground.
12. Machine Support
For resting the machine on the 
ground.
13. Oilomatic Saw Chain
A loop consisting of cutters, tie 
straps and drive links.
14. Guide Bar
Supports and guides the saw chain.
15. Oil Tank
Tank for chain lubricating oil.
16. Oil Filler Cap
For closing the oil tank.
17. Telescopic Drive Tube (Shaft)
Adjustable drive tube enables user 
to optimize machine’s reach.
18. Clamp Screw
Must be loosened before adjusting 
length of telescopic drive tube.
19. Chain Sprocket Cover
Covers and protects the clutch and 
sprocket.
20. Hook
For hooking the machine to a 
branch and pulling branches away. 
21. Chain Guard (Scabbard)
Covers chain for transportation and 
during out-of-service periods.
22. Chain Sprocket
The toothed wheel that drives the 
saw chain.
23. Chain Tensioner
Permits precise adjustment of chain 
tension.
24. Fuel Filler Cap
For closing the fuel tank.
25. Carburetor Adjusting Screws
For tuning the carburetor.
26. Fuel Pump
Provides additional fuel for a cold 
start.
27. Starter Grip
The grip of the pull starter, for 
starting the engine.
28. Muffler
(with spark arresting screen)
Reduces engine exhaust noise and 
directs the exhaust gases. The 
spark arresting screen is designed 
to help reduce the risk of fire.










