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- SRM-280T
- Operator's Manual
Echo SRM-280T Operator's Manual
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.
Operator’s Manual
X7502310409
© 1/2014 ECHO Inc.
x7722271404 / x772000164
SRM-280T
GRASS TRIMMER /
BRUSH CUTTER
Burn Hazard
The muffler or catalytic muffler and surrounding cover may become extremely hot.
Always keep clear of exhaust and muffler area, otherwise serious personal injury may
occur.
The engine exhaust from this product contains chemicals known to the State of California to cause
cancer, birth defects or other reproductive harm.
Users of this equipment risk injury to themselves and others if the unit is used
improperly and/or safety precautions are not followed. ECHO provides an operator’s
manual and a safety manual. Both must be read and understood for proper and safe
operation. Failure to do so could result in serious injury.
Summary of SRM-280T
Page 1
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. Operator’s manual x750231...
Page 2: Table of Contents
2 x7502310409 © 1/2014 echo inc. Table of contents srm-280t table of contents table of contents............................................................................................................................................... 2 introduction .................................................
Page 3: Introduction
Srm-280t introduction © 1/2014 echo inc. X7502310409 3 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 will find both easy to use and full of helpful...
Page 4: Safety
4 x7502310409 © 1/2014 echo inc. Safety srm-280t additional or replacement manuals replacement operator, safety manuals, and parts catalogs are available from your echo dealer or at www.Echo-usa.Com or by contacting echo inc., 400 oakwood road, lake zurich, il 60047 (800-673-1558). Always check the ...
Page 5
Srm-280t safety © 1/2014 echo inc. X7502310409 5 international symbols symbol description symbol description symbol description symbol description warning, see operator’s manual carburetor adjustment - high speed mixture do not allow flames or sparks near fuel ignition on / off wear eye, ear and hea...
Page 6
6 x7502310409 © 1/2014 echo inc. Safety srm-280t personal condition and safety equipment 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 co...
Page 7
Srm-280t safety © 1/2014 echo inc. X7502310409 7 the ignition components of this machine generate an electromagnetic field during operation which may interfere with some pacemakers. To reduce the risk of serious or fatal injury, persons with pacemakers should consult with their physician and the pac...
Page 8
8 x7502310409 © 1/2014 echo inc. Safety srm-280t all over head electrical conductors and communications wires can have electricity flow with high voltages. This unit is not insulated against electrical current. Never touch wires directly or indirectly, otherwise serious injury or death may result. D...
Page 9
Srm-280t emission control (exhaust & evaporative) © 1/2014 echo inc. X7502310409 9 • check that handle and harness (if included) are adjusted for safe, comfortable operation. See assembly section for proper adjustment. Moving parts can amputate fingers or cause severe injuries. Keep hands, clothing ...
Page 10: Description
10 x7502310409 © 1/2014 echo inc. Description srm-280t description locate the safety decal(s) on your unit. Make sure the decal(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. See parts ordering instr...
Page 11
Srm-280t description © 1/2014 echo inc. X7502310409 11 1. Power head - includes the engine, clutch, fuel system, ignition system and recoil starter. 2. Throttle handle - for right hand - contains stop switch, throttle lockout, and throttle trigger. 3. Throttle trigger lockout - this lever must be he...
Page 12: Contents
12 x7502310409 © 1/2014 echo inc. Contents srm-280t contents the echo product you purchased has been factory pre-assembled for your convenience. Due to packaging restrictions, shield installation and other assembly may be necessary. After opening the carton, check for damage. Immediately notify your...
Page 13: Assembly
Srm-280t assembly © 1/2014 echo inc. X7502310409 13 assembly plastic shield installation (nylon line operation) the plastic shield is for use with the nylon line head only. Install metal shield when using plastic or metal blades, or serious injury may result. 1. Remove plastic threaded shaft sleeve ...
Page 14
14 x7502310409 © 1/2014 echo inc. Assembly srm-280t to advance trimmer line see maintenance section for nylon line replacement. Note: to advance trimmer line, tap trimmer head against the ground while the head is turning at normal operating speed. Remove nylon line head note: do not disassemble nylo...
Page 15: Operation
Srm-280t operation © 1/2014 echo inc. X7502310409 15 operation moving parts can amputate fingers or cause severe injuries. Keep hands, clothing and loose objects away from all openings. Always stop engine, disconnect spark plug, and make sure all moving parts have come to a complete stop before remo...
Page 16
16 x7502310409 © 1/2014 echo inc. Operation srm-280t 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 ...
Page 17
Srm-280t operation © 1/2014 echo inc. X7502310409 17 fuel alternative fuels, such as e-15 (15% ethanol), e-85 (85% ethanol) or any fuels not meeting echo requirements are not approved for use in echo 2-stroke gasoline engines. Use of alternative fuels may cause performance problems, loss of power, o...
Page 18
18 x7502310409 © 1/2014 echo inc. Operation srm-280t mixing instructions 1. Fill an approved fuel container with half of the required amount of gasoline. 2. Add the proper amount of 2-stroke oil to gasoline. 3. Close container and shake to mix oil with gasoline. 4. Add remaining gasoline, close fuel...
Page 19
Srm-280t operation © 1/2014 echo inc. X7502310409 19 2. Choke move choke lever (b) to cold start position ( ). 3. Purge bulb pump purge bulb (c) until fuel is visible and flows freely in the clear fuel tank return line. Pump bulb an additional 4 or 5 times. 4. Recoil starter lay the unit on a flat a...
Page 20
20 x7502310409 © 1/2014 echo inc. Operation srm-280t move stop switch button (a) forward away from the stop position. 2. Purge bulb pump purge bulb (c) until fuel is visible in the “clear” fuel return line. 3. Recoil starter lay the unit on a flat area and keep movable attachment parts clear of all ...
Page 21: Maintenance
Srm-280t maintenance © 1/2014 echo inc. X7502310409 21 maintenance moving parts can amputate fingers or cause severe injuries. Keep hands, clothing and loose objects away from all openings. Always stop engine, disconnect spark plug, and make sure all moving parts have come to a complete stop before ...
Page 22
22 x7502310409 © 1/2014 echo inc. Maintenance srm-280t * replacement is recommended based on the finding of damage or wear during inspection. Air filter level 1. 1. Close choke (cold start position [ ]). This prevents dirt from entering the carburetor throat when the air filter is removed. Brush acc...
Page 23
Srm-280t maintenance © 1/2014 echo inc. X7502310409 23 note: federal epa regulations require all model year 2012 and later gasoline powered engines produced for sale in the united states to be equipped with a special low permeation fuel supply hose between the carburetor and fuel tank. When servicin...
Page 24
24 x7502310409 © 1/2014 echo inc. Maintenance srm-280t 1. Remove spark plug lead. 2. Remove air cleaner cover. 3. Remove muffler cover (a). 4. Remove engine cover (b). Do not use a metal scraper to remove dirt from the cylinder fins. 5. Use brush to remove dirt from the cylinder fins. 6. Remove gras...
Page 25
Srm-280t maintenance © 1/2014 echo inc. X7502310409 25 exhaust port cleaning level 2. 1. Remove spark plug lead from spark plug, and remove muffler cover. 2. Place piston at top dead center. Remove muffler (a), heat shield (b), and eye plate (c). 3. Use a wood or plastic scraping tool to clean depos...
Page 26
26 x7502310409 © 1/2014 echo inc. Maintenance srm-280t 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 echo dealer. 1. Check idle speed and reset if necessary. ...
Page 27
Srm-280t maintenance © 1/2014 echo inc. X7502310409 27 nylon line head disassembly instructions note: for normal use, speed feed © head disassembly is not necessary. However, if circumstances require disassembly, follow these instructions. 1. Press top of locking tabs (a) on both sides of speed feed...
Page 28
28 x7502310409 © 1/2014 echo inc. Maintenance srm-280t 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. Sharpening metal blades three styles of metal blades are approved fo...
Page 29
Srm-280t maintenance © 1/2014 echo inc. X7502310409 29 3. After sharpening teeth, check each tooth radius for evidence of a square (sharp) corner. Use the round (rat tail) file to renew the radius..
Page 30: Troubleshooting
30 x7502310409 © 1/2014 echo inc. Troubleshooting srm-280t troubleshooting fuel vapors are extremely flammable and may cause fire and/or explosion. Never test for ignition spark by grounding spark plug near cylinder plug hole, otherwise serious personal injury may result. Engine problem troubleshoot...
Page 31: Storage
Srm-280t storage © 1/2014 echo inc. X7502310409 31 storage during operation the muffler or catalytic muffler and surrounding cover become hot. Always keep exhaust area clear of flammable debris during transportation or when storing, otherwise serious property damage or personal injury may result. Lo...
Page 32: Specifications
32 x7502310409 © 1/2014 echo inc. Specifications srm-280t specifications model srm-280t length w/o cutter head 1802 mm (70.94 in.) width 246 mm (9.69 in.) height 349 mm (13.74 in.) weight (dry) w/o cutter head 5.76 kg (12.7 lb.) engine type air cooled, two-stroke, single cylinder gasoline engine bor...
Page 33: Warranty Statements
Srm-280t warranty statements © 1/2014 echo inc. X7502310409 33 warranty statements echo limited warranty statement for product sold in usa and canada beginning 01/01/2010 echo's responsibility echo incorporated’s limited warranty, provides to the original purchaser that this echo product is free fro...
Page 34
34 x7502310409 © 1/2014 echo inc. Warranty statements srm-280t purchased repair parts, short blocks and accessories &gj** &^j* attention two-stroke engine power product owners this echo two-stroke engine power product is a quality-engineered unit which has been manufactured to exact tolerances to pr...
Page 35: Notes
Srm-280t notes © 1/2014 echo inc. X7502310409 35 notes.
Page 36
Echo, incorporated 400 oakwood road lake zurich, il 60047 www.Echo-usa.Com 36 s66711011610/s66711999999 s74212040475/s74212999999.