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1. POWER HEAD - Includes the Engine, Clutch, Fuel System, Ignition System and Recoil Starter.
2. GRIP - Rear (right hand) handle.
3. THROTTLE TRIGGER LOCKOUT - This lever must be held down during starting. Operation of the throttle trigger is
prevented unless throttle trigger lockout lever is depressed.
4. STOP SWITCH - "SLIDE SWITCH" mounted on top of the Throttle Trigger Housing. Move switch FORWARD to
RUN, BACK to STOP.
5. FRONT HANDLE - The front handle is factory assembled to the Drive Shaft assembly (some models) but must be re-
positioned for proper cutting attitude and operator comfort.
6. DRIVE SHAFT ASSEMBLY - Includes the Rear (right hand) Handle assembly, Gear Housing assembly, Front, (left
hand) Handle assembly, Flexible Drive Cable and Safety Decal.
7. NYLON CUTTING ATTACHMENT - Contains replaceable nylon trimming line that advances when the trimmer head
is tapped against the ground while the head is turning at normal operating speed.
8. CUT-OFF KNIFE - Automatically trims line to the correct length: 5" - after head is tapped on the ground. If trimmer is
operated without a cut-off knife the line will become too long, the engine will overheat and engine damage may occur.
9. PLASTIC DEBRIS SHIELD ASSEMBLY - Included in plastic bag (co-pack). MUST be installed on unit before use,
see Assembly Instructions. Shield assembly includes the Cut-Off Knife and Safety Decal. Mounts on the Gear
Housing Assembly just above the cutting attachment. Helps protect the operator by deflecting debris produced
during the trimming operation. This shield must be replaced with the steel shield for blade use.
10. THROTTLE TRIGGER - Spring loaded to return to idle when released. During acceleration, press trigger gradually
for best operating technique.
11. ARM REST - Provides arm rest during operation and protects arm from the hot engine.
12. SPARK PLUG - Provides spark to ignite fuel mixture.
13. SPARK ARRESTOR - CATALYTIC MUFFLER / MUFFLER -The muffler or catalytic muffler controls exhaust noise
and emission. The spark arrestor screen prevents hot, glowing particles of carbon from leaving the muffler. Keep
exhaust area clear of flammable debris.
14. FUEL TANK - Contains fuel and fuel filter.
15. RECOIL STARTER HANDLE - Pull recoil handle slowly until starter engages, then quickly and firmly. When engine
starts, return handle slowly. DO NOT let handle snap back or damage to unit will occur.
16. FUEL TANK CAP - Covers and seals fuel tank opening.
17. PRIMER BULB - Pumping primer bulb before starting engine draws fresh fuel from the fuel tank priming the carbure-
tor for starting. Pump primer bulb until fuel is visible and flows freely in the clear fuel tank return line. Pump bulb an
additional 4 or 5 times.
18. AIR CLEANER - Contains replaceable filter element.
19. CHOKE - The choke control lever is located on the top of the air filter case. Move lever to "COLD START" to close
choke for cold starting. Move lever to "RUN" position to open choke.
20. HIP PAD - (SRM-2110) Used to protect hip/leg and clothing when using U-handle equipped unit.
21. SHOULDER HARNESS- Optional SRM-2100, Standard on SRM-2110. An adjustable strap that suspends the unit
from the operator. Using the strap reduces operator fatigue.
22. METAL BLADE SHIELD - (SRM-2110) Required when unit is equipped with blades. Do not operate unit without
shield.
23. BLADE - Circular blade for grass, weed or brush cutting applications. Harness, metal shield and U-handles are
required for blade operation.
24. U-HANDLE - (SRM-2110) Required for metal blade operation.
25. SAFETY VIDEO (Not included with unit) - 99922202540 English version only) is available at a cost of $5.00 from
ECHO, INC. or any authorized ECHO dealer. The video overviews safety precautions and proper operating tech-
niques and is supplemental to the Safety Manual. Read and understand the Safety Manual for complete information
on safe operation.