Echo SRM-3020 Operator'S Manual Download Page 40 | Manualshive

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MAINTENANCE

SRM-3020

40

X7502350002

©

2/20

ECHO Incorporated

1.

Press top of locking tabs (A) on
both sides of Speed Feed

®

head to release cover (B) from
eyelet carrier (C).

2.

Remove cover from eyelet
carrier.

Nylon Line Replacement

Wear gloves or personal injury may result:

◆

Cutoff knife is sharp.

◆

Gearcase and surrounding area may be hot.

1.

Cut one piece of line to
recommended length.
2.0 mm (0.080 in.) diameter
7.6 m (25 ft.).
2.4 mm (0.095 in.) diameter
7.6 m (25 ft.).

2.

Align arrows on top of knob with
openings in eyelets.

3.

Insert one end of trimmer line
into an eyelet, and push line
equal distance through trimmer
head.

B

A

C

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Summary of Contents for SRM-3020

Page 1: ...he engine exhaust from this product contains chemicals known to the State of California to cause cancer birth defects or other reproductive harm Read and understand all provided literature before use Failure to do so could result in serious injury This product complies with CAN ICES 2 NMB 2 ...

Page 2: ...tion 13 Description 15 Contents 16 Assembly 17 Support Handle Installation 17 Operation 17 Operation With Blades 18 Blade Selection 19 Fuel 21 Starting Cold Engine 24 Starting Warm Engine 25 Stopping Engine 27 Applications 27 Operating Techniques 28 Reaction Forces 28 Blade Cutting Problems 29 Maintenance 30 Skill Levels 30 Maintenance Intervals 31 Air Filter 32 Fuel Filter 33 Spark Plug 34 Coolin...

Page 3: ... information for safety operation maintenance storage and assembly specific to this product Scan QR codes for more information For additional literature including safety manuals where applicable or questions regarding terms used in this manual visit https www echo usa com manuals OR https www shindaiwa usa com manuals SERVICING INFORMATION Parts Serial Number Genuine ECHO Parts and Assemblies for ...

Page 4: ...please know the model and serial number of your unit Product Registration Register your ECHO equipment on line at www echo usa com or by filling out the product registration sheet included in this manual Registering your product confirms warranty coverage and provides a direct link to ECHO if we find it necessary to contact you Additional Literature In addition to finding information online inform...

Page 5: ...ge provides information necessary for the protection of the unit Note This enclosed message provides tips for use care and maintenance of the unit CIRCLE AND SLASH SYMBOL This symbol means the specific action shown is prohibited Ignoring these prohibitions can result in serious or fatal injury International Symbols Symbol Description Symbol Description Warning See Operator s Manual Carburetor Adju...

Page 6: ...Wear Eye Protection DO NOT Allow Flames or Sparks Near Fuel Ignition ON OFF DO NOT Smoke Near Fuel Primer Bulb Choke Control RUN Position Choke Open Choke Control COLD START Position Choke Closed Keep Feet Away From Blade Rotating Cutting Attachment Keep Bystanders and Helpers Away 15 m 50 ft Thrown Objects Direction of Blade Symbol Description Symbol Description ...

Page 7: ... clear of exhaust and muffler area otherwise serious personal injury may occur Users of this product risk injury to themselves and others if the unit is used improperly and or safety precautions are not followed Proper clothing and safety gear must be worn when operating unit Physical Condition Your judgment and physical dexterity may not be good If you are tired or sick If you are taking medicati...

Page 8: ...protection whenever unit is used Breathing Protection Operators who are sensitive to dust or other common airborne allergens may need to wear a dust mask to prevent inhaling these materials while operating unit Dust masks can provide protection against dust plant debris and other plant matter such as pollen Make sure the mask does not impair your vision and replace the mask as needed to prevent ai...

Page 9: ...ion instructions to minimize risk of injury Failure to follow instructions may result in painful wrist hand arm injuries 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 ...

Page 10: ...o 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 ...

Page 11: ...a risk of injury from thrown objects Bystanders should be encouraged to wear eye protection If you are approached stop the engine and cutting attachment When a bladed unit is used there is the added risk of injury to bystanders being struck with the moving blade in the event of a blade thrust or other unexpected reaction of the blade Keep A Firm Grip Always hold throttle handle and support handle ...

Page 12: ...is firmly attached and in safe operating condition Manufacturer recommended flexible non metallic line is installed in the trimmer head Assure that throttle trigger throttle trigger lockout and stop switch all work properly Check that handle and harness if included are installed and adjusted for safe comfortable operation See Assembly Section for proper adjustment Moving parts can amputate fingers...

Page 13: ...ally Check fuel system fuel lines vent grommet fuel tank and fuel cap for leaks especially if the unit is dropped If damage or leaks are found do not use unit otherwise serious personal injury or property damage may occur Have unit repaired by an authorized servicing dealer before using EMISSION CONTROL EXHAUST EVAPORATIVE CARB And EPA Emissions Control Information The emission control system for ...

Page 14: ... varies by engine FAMILY Product Emission Durability Emission Compliance Period The 50 or 300 hour emission compliance 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 ...

Page 15: ...s is legible and that you understand and follow the instructions on it If a decal cannot be read a new one can be ordered from your ECHO dealer The safety decal is for example only Your label may appear slightly different 1 Power Head 2 Throttle Handle For Right Hand 1 10 6 6 6 6 7 8 9 9 2 3 4 5 11 12 13 14 15 16 17 19 18 9 3 4 14 ...

Page 16: ...or missing parts Use the contents list to check for missing parts 3 Throttle Trigger Lockout 4 Stop Switch 5 Support Handle For Left Hand 6 Drive Shaft Assembly 7 Nylon Cutter Head 8 Debris Shield With Cut off Knife 9 Cut off Knife 10 Throttle Trigger 11 Spark Plug 12 Arm Rest 13 Recoil Starter Handle 14 Spark Arrestor Muffler Or Spark Arrestor Muffler With Catalyst 15 Fuel Tank 16 Fuel Tank Cap 1...

Page 17: ...p before removing obstructions clearing debris or servicing unit Engine exhaust IS HOT and contains Carbon Monoxide CO a poison gas Breathing CO can cause unconsciousness serious injury or death Exhaust can cause serious burns ALWAYS position unit so that exhaust is directed away from your face and body Operation of this equipment may create sparks that can start fires around dry vegetation This u...

Page 18: ... barrier bar or restrictive harness U Handle ensures a higher safety factor Do Not install blades on GT Curved Shaft model trimmers Use only ECHO approved parts Failure to use the correct parts can cause the blade to fly off Seriously injury to the operator and or bystanders can occur Arbor diameter of upper blade plate must match arbor diameter of blades Pro Maxi Cut Grass Weed Blade Tri Cut Gras...

Page 19: ... not be gripped when using or carrying the unit Blade Selection The type of blade used MUST be matched to the type and size of material cut An improper or dull blade can cause serious personal injury Blades MUST be sharp Dull blades increase the chance of kick out and injury to yourself and bystanders Never use an edging blade circular saw blade or any other type of unapproved blade 3 Tooth Grass ...

Page 20: ...eep blades in protective packaging until ready to install Store blades safely after removal to prevent injury from accidental contact Use blade protectors to protect blade teeth during unit transportation Use Shoulder Waist Harness Use of the shoulder waist harness is recommended for ALL Trimmer brushcutter use not just blade operation The shoulder waist harness when used in a trimming operation w...

Page 21: ...cause premature deterioration of fuel lines gaskets carburetors and other engine components Fuel Requirements Gasoline Use 89 Octane R M 2 mid grade or higher gasoline known to be good quality Gasoline may contain up to 10 Ethanol grain alcohol or 15 MTBE methyl tertiary butyl ether Gasoline containing methanol wood alcohol is NOT approved Use of ECHO branded fuel is recommended to extend engine l...

Page 22: ... AVOID repeated or prolonged skin contact AVOID inhaling oil mists or vapors ECHO branded 2 stroke oils may be mixed at 50 1 ratio for application in all ECHO engines sold in the past regardless of ratio specified in those manuals Handling Fuel Fuel is VERY flammable Use extreme care when mixing storing or handling or serious personal injury may result Use an approved fuel container Mark fuel cont...

Page 23: ...he proper amount of 2 stroke oil to gasoline 3 Close container and shake to mix oil with gasoline 4 Add remaining gasoline close fuel container and remix Spilled fuel is a leading cause of hydrocarbon emissions Some locations may require the use of automatic fuel shut off containers to reduce fuel spillage Storage Fuel storage laws vary by locality Contact your local government for the laws affect...

Page 24: ...ocality Starting Cold Engine The attachment will operate immediately when the engine starts and could result in possible serious injury Keep movable parts of the attachment away from objects that could become entangled or thrown and surfaces that could cause loss of control If a protective blade cover is used ALWAYS remove blade cover before starting equipment 1 Stop Switch Move stop switch button...

Page 25: ... RUN open position Firmly grasp throttle handle and throttle trigger lockout with left hand and fully depress throttle trigger to wide open position Pull starter handle rope D until engine starts and runs Release throttle trigger and allow unit to warm up at idle for several minutes Note If engine does not start with choke in RUN position after five pulls repeat instructions 2 5 6 Throttle Trigger...

Page 26: ...TOP position 2 Purge Bulb Pump purge bulb B until fuel is visible in the Clear fuel return line Pump bulb an additional four or five times 3 Recoil Starter Lay the unit on a flat area and keep movable attachment parts clear of all obstacles Firmly grip throttle handle and throttle trigger lockout with left hand Rapidly pull recoil starter handle rope D until engine fires Note If engine does not st...

Page 27: ...sed for trimming scything edging and scalping of grass and light weeds Do Not install blades on GT Curved Shaft or T model trimmers Trimming Feed the spinning line into the material to be cut Tilt the line head to one side to direct cutting debris away from you Model SRM PAS SB TX C T Straight shaft counter clockwise line head rotation Tilt the cutting head down on the right side muffler side whil...

Page 28: ...lance or loss of control of the equipment resulting in serious injury to operator and bystanders Understanding what causes these reactive forces may help you to avoid them and can help you to maintain control of the equipment if you experience a sudden reaction during cutting Reactive forces occur when the force being applied by the cutting teeth of a blade meet resistance and some of the cutting ...

Page 29: ...during the cut Avoiding obstacles and ground hazards Using extra care when cutting harder materials such as extremely dry brush saplings and small trees Cutting from a stable secure position Blade Cutting Problems Binding Blades may bind in the cut if dull or forced Binding can damage blade and result in blade breakage or injury from fragments and flying debris If a blade binds in a cut don t try ...

Page 30: ...it can result in serious injuries to operator or bystanders Always follow all maintenance instructions as written otherwise serious personal injury may result Your unit is designed to provide many hours of trouble free service Regular scheduled maintenance will help your unit achieve that goal If you are unsure or are not equipped with the necessary tools we recommend that you take your unit to a ...

Page 31: ...y lithium based grease every 25 hours of use COMPONENT SYSTEM MAINTENANCE PROCEDURE SKILL LEVEL Daily or Before Use Air Filter Inspect Clean 1 Choke Shutter Fuel System Inspect 3 Cooling System Inspect Clean 2 Recoil Starter Rope Inspect Clean 1 Screws Nuts Bolts Inspect Tighten Replace Every Refuel Fuel System Inspect 3 1 3 Months Air Filter Replace 1 Fuel Filter Inspect Fuel Cap Gasket Spark Plu...

Page 32: ...s dirt from entering the carburetor throat when the air filter is removed Brush accumulated dirt from air cleaner area 2 Remove air filter cover Brush dirt from inside cover Assure throttle wire retaining clip A remains in place as shown when removing or installing air filter cover 3 Remove foam pre filter B and air filter and clean as indicated below 4 Foam Pre filter Clean foam filter in water d...

Page 33: ... Required Tune Up Kit Fuel is VERY flammable Use extreme care when mixing storing or handling or serious personal injury may result 1 Use a clean rag to remove loose dirt from around fuel cap and empty fuel tank 2 Pull fuel filter out through gas port and inspect fuel filter 3 When the fuel filter is dirty replace it as follows a Do not remove the wire coil clamp to remove the fuel filter Pinch th...

Page 34: ...del year 2012 and later equipment only fuel supply hoses certified by EPA can be used to replace the original equipment supply hose Fines up to 37 500 may be enforced for using an un certified replacement part Spark Plug Level 2 Parts Required Tune Up Kit Use only NGK CMR7H spark plug otherwise severe engine damage may occur 1 Remove spark plug and check for fouling worn and rounded center electro...

Page 35: ...ling air from reaching the cylinder Dust and grass build up on the outside of the cylinder This build up insulates the engine and prevents the heat from leaving Removal of cooling passage blockages or cleaning of cooling fins is considered Normal Maintenance Any failure attributed to lack of maintenance is not warranted 1 Remove spark plug lead 2 Remove muffler cover A 3 Remove engine cover B DO N...

Page 36: ...fler cover A 3 Place piston at Top Dead Center TDC to prevent carbon or dirt from entering cylinder 4 Remove spark arrestor screen cover B gasket C and screen D from muffler body 5 Clean carbon deposits from muffler components Note When cleaning carbon deposit be careful not to damage the catalytic element inside muffler 6 Replace screen if it is cracked plugged or has holes burned through 7 Assem...

Page 37: ...t shield and muffler 6 Tighten muffler mounting bolts or nuts to 90 110 kgf cm 80 95 in lbf 7 Install muffler cover and attach spark plug lead 8 Start engine and warm to operating temperature 9 Stop engine and re tighten mounting bolts or nuts to specifications Carburetor Adjustment Level 2 When carburetor adjustment is completed the cutting attachment should not move at idle otherwise serious per...

Page 38: ... operating the engine below 330 m 1100 ft ASL otherwise severe engine damage may result Note Every unit is run at the factory and the carburetor is set in compliance with emission regulations Carburetor adjustments other than idle speed must be performed by an authorized dealer 1 Check idle speed and reset if necessary If a tachometer is available idle speed screw A should be set to the specificat...

Page 39: ...r case and shield from drive shaft housing 2 Pull flexible cable D from the drive shaft housing wipe clean and re coat with 15 ml 0 5 oz of grease 3 Slide the flexible cable D back in the drive housing DO NOT get dirt on the flex cable 4 Install the gear housing and shield assembly Nylon Line Head Disassembly Instructions Note For normal use Speed Feed head disassembly is not necessary However if ...

Page 40: ...on Line Replacement Wear gloves or personal injury may result Cutoff knife is sharp Gearcase and surrounding area may be hot 1 Cut one piece of line to recommended length 2 0 mm 0 080 in diameter 7 6 m 25 ft 2 4 mm 0 095 in diameter 7 6 m 25 ft 2 Align arrows on top of knob with openings in eyelets 3 Insert one end of trimmer line into an eyelet and push line equal distance through trimmer head B ...

Page 41: ... spool until about 13 cm 5 in of each line remains exposed Trimmer head is now fully loaded and ready for operation When the wear indicators located at the bottom of the Speed Feed head are worn smooth or if holes appear replacement of the cover or the entire Speed Feed head is required HDFH line head requires no maintenance ...

Page 42: ...a blade always remove the same amount of materials from each tooth to maintain balance A blade that is not balanced will cause unsafe handling due to vibration and can result in blade failure 1 File each tooth at a 30 angle a specific number of times e g four strokes per tooth Work your way around the blade until all teeth are sharp 2 DO NOT file the gullet radius of the tooth with the flat file T...

Page 43: ...retor Fuel strainer or fuel line obstructed Clean or replace See your dealer Fuel at cylinder No fuel at cylinder Carburetor See your dealer Muffler wet with fuel Fuel mixture too rich OPEN choke Clean or replace air filter Adjust carburetor See your dealer Spark at end of plug wire No spark Stop switch OFF Electrical problem Inter lock switch Turn switch to ON See your dealer Spark at plug Incorr...

Page 44: ...l filter Fuel filter dirty Contaminants or residue in fuel Replace filter or replace fuel Fuel vent Fuel vent plugged Contaminated fuel Clean or replace Spark plug Plug dirty or worn Normal wear Clean and adjust or replace Carburetor Improper adjustment Vibration Adjust Cooling system Cooling system dirty or plugged Extended oper ation in dirty or dusty locations Clean Spark arrestor screen Spark ...

Page 45: ...sition 3 Remove accumulation of grease oil dirt and debris from exterior of unit 4 Perform all periodic lubrication and services that are required 5 Tighten all the screws and nuts 6 Drain fuel tank completely Press purge bulb 6 7 times to remove remaining fuel from carburetor then drain the tank again Close choke start and run the engine until it stops due to lack of fuel 7 Allow engine to cool R...

Page 46: ...026 in Fuel Mixed Gasoline and Two stroke Oil Fuel Oil Ratio 50 1 Gasoline Use 89 Octane unleaded Do not use fuel containing methyl alcohol more than 10 ethyl alcohol or 15 MTBE Do not use alternative fuels such as E15 or E85 Oil ISO L EGD ISO CD 13738 and J A S O M345 FD two stroke air cooled engine oil Fuel Tank Capacity 0 71 L 24 US fl oz Starter System Automatic rewind starter Clutch Centrifug...

Page 47: ...SRM 3020 SPECIFICATIONS X7502350002 47 2 20 ECHO Incorporated Shoulder Harness Optional Idle Speed 2 900 RPM Clutch Engagement Speed 3 700 RPM Wide Open Throttle Speed 10 200 RPM MODEL SRM 3020 ...

Page 48: ...w product on line It s FAST and EASY NOTE your information will never be sold or misused by ECHO Inc Registering your purchase enables us to contact you in the unlikely event of a service update or product recall and verifies your ownership for warranty consideration If you do not have access to the Internet you can complete the form below and mail to ECHO Inc Product Registration PO Box 1139 Lake...

Page 49: ...SRM 3020 PRODUCT REGISTRATION X7502350002 49 2 20 ECHO Incorporated ...

Page 50: ...NOTES SRM 3020 50 X7502350002 2 20 ECHO Incorporated NOTES ...

Page 51: ...SRM 3020 NOTES X7502350002 51 2 20 ECHO Incorporated ...

Page 52: ...ECHO INCORPORATED 400 Oakwood Road Lake Zurich IL 60047 www echo usa com U09715001001 U09715999999 U33715001001 U33715999999 ...

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