Echo SRM-311U, SRM-311S, SRM-311 User Manual

Grass T rimmer/Brush Cutter
Operator's Manual
MODELS, SRM - 311
Serial Number 09001001 - 09003354
SRM - 311S
Serial Number 09001001 - 09999999
SRM - 311U
Serial Number 09001001 - 09999999
X7502127800
W ARNING
The engine exhaust from this
product contains chemicals known
to the State of California to cause
reproductive harm.
W ARNING DANGER
Read rules for safe operation and instructions carefully. ECHO provides an Operator's Manual and a Safety Manual. Both must be read and understood for proper and safe operation.
X750005820 10/03
2
INTRODUCTION
Welcome to the ECHO family. This ECHO product was designed and manufactured to provide long life and on-the-job dependability. Read and understand this manual and the SAFETY MANUAL you found in the same package. You will find both easy to use and full of helpful operating tips and SAFETY messages.
THE OPERATOR'S MANUAL
Read and understand this manual before operation. Keep it in a safe place for future reference. Contains specifications and information for operation, starting, stopping, maintenance, storage, and assembly specific to this product.
THE SAFETY MANUAL
Read and understand this manual before operation. Keep it in a safe place for future reference. Explains possible hazards involved with the use of Edgers and the measures you should take to make their use safer.
TABLE OF CONTENTS
Introduction ........................................................................ 2
- The Operator's Manual .............................................. 2
- The Safety manual ...................................................... 2
Manual Safety Symbols and Important Information ......... 3
Safety.................................................................................. 3
- Decals ......................................................................... 3
- International Symbols.................................................4
Safety Instructions ............................................................. 5
- Personal Condition and Safety Equipment.................5
- Extended Operation/Extreme Conditions ................... 5
- Equipment .................................................................. 6
- Safe Operation ............................................................ 7
Emission Control ................................................................ 7
Description ......................................................................... 8
- Package Contents ....................................................... 8
- SRM-311 Parts ........................................................... 9
- SRM-311 Part Descriptions ..................................... 10
Specifications.................................................................... 11
Assembly.......................................................................... 12
- Drive Shaft /Power Head .......................................... 12
- Plastic Shield Installation.......................................... 12
- Nylon Head Installation ........................................... 13
- Blade Installation ...................................................... 13
- Front Handle/Barrier Bar Installation
and Adjustment ........................................................ 14
- U-Handle Installation ............................................... 15
- Connect Throttle Linkage and Ignition Leads........... 15
- Balance and Adjust Unit........................................... 15
Pre-Operation ................................................................... 16
- Operation with Blades.............................................. 16
Copyright© 2003 By Echo, Incorporated All Rights Reserved.
- Fuel ........................................................................... 18
Operation.......................................................................... 19
- Starting Cold Engine ................................................. 19
- Starting Warm Engine ............................................... 20
- Stopping Engine........................................................ 20
Maintenance ..................................................................... 21
- Skill Levels................................................................ 21
- Maintenance Intervals .............................................. 21
- Air Filter ................................................................... 22
- Fuel Filter ................................................................. 22
- Spark Plug................................................................. 23
- Cooling System Cleaning .......................................... 23
- Exhaust System ........................................................ 24
- Carburetor Adjustment Emission ............................. 25
- Lubrication................................................................ 26
- Nylon Line Replacement .......................................... 27
- Sharpening Metal Blades .......................................... 29
Troubleshooting................................................................ 30
Storage .............................................................................. 31
Servicing Information........................................................ 32
- Parts.......................................................................... 32
- Service ....................................................................... 32
- ECHO Consumer Product Support.......................... 32
- Warranty Card .......................................................... 32
- Additional or Replacement Manuals ........................ 32
Specifications, descriptions and illustrative material in this literature are as accurate as known at the time of publication, but are subject to change without notice. Illustrations may include optional equipment and accesso­ries, and may not include all standard equipment.
GRASS TRIMMER/BRUSH CUTTER
OPERATOR'S MANUAL
MANUAL SAFETY SYMBOLS AND IMPORTANT INFORMATION
Throughout this manual and on the product itself, you will find safety alerts and helpful informational messages preceded by symbols or key words. The following is an explanation of those symbols and key words.
This symbol accompanied by the words WARNING and DANGER calls attention to an act or condition that can lead to serious personal injury to operator and bystand­ers.
IMPORTANT The enclosed message provides information necessary for the protection of the unit.
3
The circle with the slash symbol means whatever is shown within the circle is prohibited.
SAFETY
DECALS
Locate these safety decals on your unit. Make sure the decals are legible and that you understand and follow the instructions on them. If a decal cannot be read, a new one can be ordered from your ECHO dealer. See PARTS ORDERING instructions for specific information.
Shaft Decal
Spanish Decal
ADVERTENCIA PELIGRO
89022809560
Esta unidad puede ser peligrosa y producir lesiones personales graves si no se usa en forma adecuada. Para reducir el riesgo de lesionarse, los operadores, los ayudantes y los espectadores deben leer y comprender el Manual Del Operador y los Manuales De Seguridad que se entregan escritos en español.
NOTE This enclosed message provides tips for use, care and maintenance of the unit.
Hot Decal (near muffler)
P/N 89016006361
Metal Debris Shield Decal
English Translation
WARNING DANGER
This unit can be dangerous and cause serious injury if improperly used. To reduce injury risk to operator, helpers and bystanders, read and understand the Operator's and Safety Manuals, which are provided in Spanish.
P/N 89016841031
4
Shaft Decal (P/N 89016054130)
W ARNING DANGER
• This unit can be dangerous and cause serious injury if improperly used. To reduce injury risk to operator, helpers and bystanders, read and understand the Operator's and Safety manuals.
• Blindness can occur from objects that are thrown or ricocheted even with shield in place. Operators, helpers and bystanders must wear ANSI Z87.1 approved eye protection.
• Always wear hearing protection when operating unit.
• Prevent accidental contact with unit and any cutting attachment. Maintain a 15 m (50 ft.) radius, DANGER ZONE surrounding the operator. ONLY the operator, dressed in proper protective clothing should be in the DANGER ZONE.
• Beware of KICKOUT (blade thrust) when using blades. Special precautions are necessary for blade operation, see your Operator's and Safety Manuals. ONLY install ECHO approved blades on Brush Cutters (SRM) models equipped with proper blade shield, U-handles, harness, blade collar, nut and cotter pin.
• Blade/Cutting attachment does not stop immediately after releasing throttle. Keep hands and feet clear of blade/cutting attachment unless engine is shut off and cutting attachment is not moving.
• INSPECT BLADES BEFORE USE.
• DO NOT USE DAMAGED, CRACKED, BENT, DULL OR IMPROPERLY SHARPENED BLADES.
• Do not remove shields, modify the unit or install attachments or parts not approved by ECHO. Approved attachment information and replacement Operator's and Safety Manuals are available from your ECHO dealer or by writing: ECHO, INCORPORATED, 400
OAKWOOD RD., LAKE ZURICH, IL 60047.
INTERNA TIONAL SYMBOLS
DESCRIPTION
"WARNING, SEE
OPERATOR'S
MANUAL
Wear eye, ear
and head
protection
Wear hand and foot protection
Safety/Alert
SYMBOLSYMBOL
Keep bystanders and helpers
away 15 m (50 ft.).
DESCRIPTION
Hot
Surface
Finger Severing
DO NOT allow
flames or sparks
near fuel.
DO NOT smoke
near fuel.
SYMBOL DESCRIPTION
Emergency
Stop
Carburetor
Adjustment
- High speed mixture
Carburetor
Adjustment
- Idle speed
Carburetor
Adjustment
- Low speed mixture
Ignition
ON/
OFF
SYMBOL
DESCRIPTION
Fuel and oil
mixture
Primer
Bulb
Choke Control
"Run"
Position
(Choke Open)
Choke Control
"Cold Start"
Position
(Choke Closed)
Do not use
blades. String
line only
SAFETY INSTRUCTIONS
GRASS TRIMMER/BRUSH CUTTER
OPERATOR'S MANUAL
5
PERSONAL
CONDITION AND SAFETY EQUIPMENT
W ARNING DANGER
Trimmer/Brush Cutter users risk injury to themselves and others if the trimmer/brush cutter is used improperly or safety precautions are not followed. Proper clothing and safety gear must be worn when operating a trimmer.
Physical Condition
Your judgment and physical dexterity may not be good:
• if you are tired or sick,
• if you are taking medication,
• if you have taken alcohol or drugs. Operate unit only if you are physically and mentally well.
Eye Protection
Wear eye protection that meets ANSI Z87.1 or CE requirements whenever you operate the trimmer.
Hand Protection
Wear no-slip, heavy duty work gloves to improve your grip on the Trimmer/Brush Cutter handles. Gloves also reduce the transmission of machine vibration to your hands.
Hearing Protection
ECHO recommends wearing hearing protection whenever unit is used.
Proper Clothing
Wear snug fitting, durable clothing;
• Pants should have long legs, shirts with long sleeves.
• DO NOT WEAR SHORTS,
• DO NOT WEAR TIES, SCARVES, JEWELRY.
Wear sturdy work shoes with non-skid soles;
• DO NOT WEAR OPEN TOED SHOES,
• DO NOT OPERATE UNIT BAREFOOTED.
Hot Humid Weather
Heavy protective clothing can increase operator fatigue which may lead to heat stroke. Schedule heavy work for early morning or late afternoon hours when temperatures are cooler.
EXTENDED OPERATION/EXTREME CONDITIONS
Vibration and Cold
It is believed that a condition called Raynaud’s Phenomenon, which affects the fingers of certain individuals may be brought about by exposure to vibration and cold. Exposure to vibration and cold may cause tingling and burning sensations followed by loss of color and numbness in the fingers. The following precautions are strongly recommended because the minimum exposure which might trigger the ailment is unknown.
• Keep your body warm, especially the head, neck, feet, ankles, hands and wrists.
• Maintain good blood circulation by performing vigorous arm exercises during frequent work breaks and also by not smoking.
• Limit the hours of operation. Try to fill each day with jobs where operating the trimmer or other hand-held power equipment is not required.
• If you experience discomfort, redness, and swelling of the fingers followed by whitening and loss of feeling, consult your physician before further exposing yourself to cold and vibration.
6
Repetitive Stress Injuries
It is believed that overusing the muscles and tendons of the fingers, hands, arms, and shoulders may cause soreness, swelling, numbness, weakness, and extreme pain in those areas. Certain repetitive hand activities may put you at a high risk for developing a Repetitive Stress Injury (RSI). An extreme RSI condition is Carpal Tunnel Syndrome (CTS), which could occur when your wrist swells and squeezes a vital nerve that runs through the area. Some believe that prolonged exposure to vibration may contribute to CTS. CTS can cause severe pain for months or even years.
To reduce the risk of RSI/CTS, do the following:
• Avoid using your wrist in a bent, extended or twisted position. Instead try to maintain a straight wrist position. Also, when grasping, use your whole hand, not just the thumb and index finger.
• Take periodic breaks to minimize repetition and rest your hands.
• Reduce the speed and force with which you do the repetitive movement.
• Do exercises to strengthen the hand and arm muscles.
• Immediately stop using all power equipment and consult a doctor if you feel tingling, numbness, or pain, in the fingers, hands, wrists, or arms. The sooner RSI/CTS is diagnosed, the more likely permanent nerve and muscle damage can be prevented.
EQUIPMENT
W ARNING DANGER
Use only ECHO-approved attachments. Serious injury may result from the use of a non-approved attachment combination. ECHO, INC. will not be responsible for the failure of cutting devices, attachments, or accessories which have not been tested and approved by ECHO. Read and comply with all safety instructions listed in this manual and safety manual.
• Check unit for loose/missing nuts, bolts and screws. Tighten and/or replace as needed.
• Inspect fuel lines, tank, and area around carburetor for fuel leaks. DO NOT operate unit if leaks are found.
• Inspect shield for damage, and ensure that the cut-off knife is securely in place. Replace if either is damaged or missing.
• Check that the cutting attachment is firmly attached and in safe operating condition.
• Check that front loop handle and shoulder strap/ or shoulder/ waist harness are adjusted for safe, comfortable operation. See Assembly Section for proper adjustment.
GRASS TRIMMER/BRUSH CUTTER
SAFE OPERATION
W ARNING DANGER
Do not operate this product indoors or in inadequately ventilated areas. Engine exhaust contains poisonous emissions and can cause serious injury or death.
Read the Manuals
• Provide all users of this equipment with the Operator’s Manual and Safety Manual for instructions on Safe Operation.
Clear the Work Area
• Spectators and fellow workers must be warned, and children and animals prevented from coming nearer than 15 m (50 ft.) while the unit is in use.
Keep a Firm Grip
• Hold the front and rear handles with both hands, with thumbs and fingers encircling the handles.
OPERATOR'S MANUAL
7
Keep a Solid Stance
• Maintain footing and balance at all times. Do not stand on slippery, uneven or unstable surfaces. Do not work in odd positions or on ladders. Do not over reach.
Avoid Hot Surfaces
• Keep exhaust area clear of flammable debris. Avoid contact during and immediately after operation.
EMISSION CONTROL
California Tier 2
The emission control system for these engines is EM/ TWC (Engine Modification and Catalyst).
An Emission Control Label is located on the engine. (This is an EXAMPLE ONLY, information on label varies by engine FAMILY).
ENGINE FAMILY: 4EHXS.0314KA DISPLACEMENT: 30.5 CC
IMPORTANT ENGINE INFORMATION
EMISSION COMPLIANCE PERIOD: 300 HOURS THIS ENGINE MEETS U.S. EPA PH2 AND 2000 AND LATER CALIFORNIA EMISSION REGULATIONS FOR S.O.R.E. REFER TO OWNER'S MANUAL FOR MAINTENANCE SPECIFICATIONS AND ADJUSTMENTS.
PRODUCT EMISSION DURABILITY
The 300 hour emission durability period is the time span selected by the manufacturer certifying the engine emissions output meets applicable emissions regulations, provided that approved maintenance procedures are followed as listed in the Maintenance Section of this manual.
8
DESCRIPTION
Check the contents carefully, and notify your retailer or ECHO Dealer immediately if any parts are missing or damaged. Use the contents list below to check for missing parts.
PACKAGE CONTENTS
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GRASS TRIMMER/BRUSH CUTTER
OPERATOR'S MANUAL
9
MODEL SRM-311 PARTS
7
8
9
17
16
24
23
6
5
22
3
4
2
18
19
20
21
1
12
14
10
4
3
10
11
6
1
13
15
10
MODEL SRM-311 PART DESCRIPTIONS
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 during aceleration. Operation of the throttle trigger is
prevented unless throttle trigger lockout lever is engaged.
4. STOP SWITCH - "SLIDE SWITCH" mounted on top of the Throttle Trigger Housing. Move switch FORWARD to
RUN, BACK to STOP.
5. FRONT HANDLE - Provides a secure forward grip for holding unit. Must be positioned for proper cutting attitude
and operator comfort.
6. DRIVE SHAFT ASSEMBLY - Includes the Rear (right hand) Handle assembly (Model 311, 311S), Gear Housing
assembly, Blade attachment parts, Flexible Drive Cable (SRM-311S has a solid steel drive shaft) 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 in.) after head is tapped on the ground while nylon
cutting attachment is turning. 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 - Deflects debris. MUST be installed on unit before Nylon Line Head 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 - Controls engine speed. Spring loaded to return to idle when released. During acceleration,
press trigger gradually for best operating technique.
11. U-HANDLE - Provides secure two-handed control of trimmer/brushcutter. Required for metal blade operation.
12. BLADES - Circular steel blades for grass, weeds, or brush cutting applications. (Harness, metal shield, and U-handle
required for blade operation.)
13. METAL BLADE SHIELD - Required when unit is equipped with blades. Do not operate unit without shield.
14. SHOULDER HARNESS - An adjustable shoulder strap that suspends the unit from the operator's shoulder. Using
the strap reduces operator fatigue and enhances safety.
15. HIP PAD - Used to protect hip/leg and clothing when using U-handle equipped unit.
16. CHOKE - Adjusts Fuel/Air ratio for starting or running engine. The choke control is located at the top of the air filter
case. Move choke lever to "Cold Start" ( position to open choke.
17. SPARK PLUG - Provides spark to ignite fuel mixture.
18. TOP GUARD - Protects operator's arm from the hot engine during normal operation.
19. 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.
20. FUEL TANK - Holds fuel and contains the fuel filter.
21. RECOIL STARTER HANDLE - Starts engine. Pull 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.
22. FUEL TANK CAP - Covers and seals fuel tank opening.
23. PRIMER BULB - Primes carburetor for quick starting. Pumping primer bulb before starting engine draws fresh fuel
from the fuel tank, priming the carburetor 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.
24. AIR CLEANER - Filters out dirt and debris in air. Contains replaceable filter element.
25. SAFETY VIDEO - (Not included with unit) P/N 99922202540 English version and P/N 99922203508 Spanish version
are available at a cost of $5.00 from ECHO, INC. or any authorized ECHO dealer. The video overviews safety precau­tions and proper operating techniques and is supplemental to the Safety Manual. Read and understand the Safety Manual for complete information on safe operation.
) to close choke for cold starting. Move choke lever to "Run" ( )
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