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Echo SRM-225U Operator's manual

Summary of SRM-225U

  • 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 x772227...

  • Page 2: Table of Contents

    2 x7722271407 © 4/2013 echo inc. Table of contents srm-225u table of contents table of contents .............................................................................................................................. 2 introduction .................................................................

  • Page 3

    Srm-225u table of contents x7722271407 3 © 4/2013 echo inc. Storage ............................................................................................................................................ 35 long term storage (over 30 days)...........................................................

  • Page 4: Introduction

    4 x7722271407 © 4/2013 echo inc. Introduction srm-225u 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 5: Safety

    Srm-225u safety x7722271407 5 © 4/2013 echo inc. 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 6

    6 x7722271407 © 4/2013 echo inc. Safety srm-225u international symbols 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 opera...

  • Page 7

    Srm-225u safety x7722271407 7 © 4/2013 echo inc. Hand protection wear no-slip, heavy duty work gloves to improve your grip on the handles. Gloves also reduce the transmission of machine vibration to your hands. Breathing protection wear a facemask to protect against dust. Hearing protection echo rec...

  • Page 8

    8 x7722271407 © 4/2013 echo inc. Safety srm-225u • 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 unit or other hand-held power equipment is ...

  • Page 9

    Srm-225u safety x7722271407 9 © 4/2013 echo inc. 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. Av...

  • Page 10

    10 x7722271407 © 4/2013 echo inc. Emission control (exhaust & evaporative) srm-225u emission control (exhaust & evaporative) epa 2010 and later and/or c.A.R.B. Tier iii the emission control system for the engine is em (engine modification) and, if the second to last character of the engine family on...

  • Page 11: Description

    Srm-225u description x7722271407 11 © 4/2013 echo inc. 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 12

    12 x7722271407 © 4/2013 echo inc. Description srm-225u 1. Power head - includes the engine, clutch, fuel system, ignition system and recoil starter. 2. Throttle trigger lockout - this lever must be held during starting. Operation of the throttle trigger is prevented unless throttle trigger lockout l...

  • Page 13: Contents

    Srm-225u contents x7722271407 13 © 4/2013 echo inc. 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 14: Assembly

    14 x7722271407 © 4/2013 echo inc. Assembly srm-225u 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. Align hole in upper plate (a) with no...

  • Page 15

    Srm-225u assembly x7722271407 15 © 4/2013 echo inc. 3. Thread line head (j) onto pto shaft by turning it counter-clockwise until head is tight against upper plate (a). 4. Remove locking tool (g). Semi-automatic nylon line heads must be used only with plastic debris shield with cut-off knife. Using n...

  • Page 16

    16 x7722271407 © 4/2013 echo inc. Assembly srm-225u a. Align locking hole in upper plate with notch in edge of gear housing and insert head locking tool (g). B. Remove line head (j) by turning it clockwise until head is completely off of shaft. C. Remove locking tool (g). D. Remove three screws hold...

  • Page 17

    Srm-225u assembly x7722271407 17 © 4/2013 echo inc. 4. Insert cotter pin (c) in hole in pto shaft, and bend pin legs around shaft counterclockwise to retain 10 mm nut. Never reuse a cotter pin - install a new cotter pin each time a blade is installed or replaced. 5. Remove locking tool (g). U-handle...

  • Page 18

    18 x7722271407 © 4/2013 echo inc. Assembly srm-225u 4. Connect 2 ignition stop leads (f, g) from throttle cable tubing to 2 ignition leads (f, g) on engine. 5. Secure ignition leads against engine housing with clips (h, i). 6. Install air filter and cover. Balance and adjust unit 1. Loosen harness c...

  • Page 19: Operation

    Srm-225u operation x7722271407 19 © 4/2013 echo inc. 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 20

    20 x7722271407 © 4/2013 echo inc. Operation srm-225u note: the barrier bar is used to restrict rearward movement of the unit. The barrier bar is not a handle and should 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 mate...

  • Page 21

    Srm-225u operation x7722271407 21 © 4/2013 echo inc. Note: in case of emergency, pull up on the quick release collar to disconnect the trimmer from the harness. 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 ...

  • Page 22

    22 x7722271407 © 4/2013 echo inc. Operation srm-225u • inspect for fuel leakage. If fuel leakage is found, do not start or operate unit until leakage is repaired. • move at least 3m (10 ft.) from refueling location before starting the engine. Mixing instructions 1. Fill an approved fuel container wi...

  • Page 23

    Srm-225u operation x7722271407 23 © 4/2013 echo inc. 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...

  • Page 24

    24 x7722271407 © 4/2013 echo inc. Operation srm-225u starting warm engine the starting procedure is the same as cold start except do not close the choke, and do not hold throttle trigger fully depressed. The attachment should not move at idle, otherwise serious personal injury may result. Note: if a...

  • Page 25: Maintenance

    Srm-225u maintenance x7722271407 25 © 4/2013 echo inc. 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 26

    26 x7722271407 © 4/2013 echo inc. Maintenance srm-225u 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 accumulated dirt from air cleaner area. 2. Remove air filter cover. Brush dirt from inside...

  • Page 27

    Srm-225u maintenance x7722271407 27 © 4/2013 echo inc. Spark plug level 2. Use only ngk bpm-8y spark plug (bpmr-8y in canada) otherwise severe engine damage may occur. 1. Remove spark plug and check for fouling, worn and rounded center electrode. 2. Clean the plug or replace with a new one. Do not s...

  • Page 28

    28 x7722271407 © 4/2013 echo inc. Maintenance srm-225u 2. Remove air cleaner cover (a). 3. Remove engine cover (b). Do not use a metal scraper to remove dirt from the cylinder fins. 4. Use brush to remove dirt from the cylinder fins. 5. Remove ignition wires from clip for cleaning. 6. Remove grass a...

  • Page 29

    Srm-225u maintenance x7722271407 29 © 4/2013 echo inc. Exhaust port cleaning level 2. 1. Remove spark plug lead from spark plug, and remove engine cover. 2. Place piston at top dead center. Remove muffler (a) and heat shield (b). 3. Use a wood or plastic scraping tool to clean deposits from cylinder...

  • Page 30

    30 x7722271407 © 4/2013 echo inc. Maintenance srm-225u 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 31

    Srm-225u maintenance x7722271407 31 © 4/2013 echo inc. 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 32

    32 x7722271407 © 4/2013 echo inc. Maintenance srm-225u 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 33

    Srm-225u maintenance x7722271407 33 © 4/2013 echo inc. 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 34: Troubleshooting

    34 x7722271407 © 4/2013 echo inc. Troubleshooting srm-225u 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 35: Storage

    Srm-225u storage x7722271407 35 © 4/2013 echo inc. 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 36: Specifications

    36 x7722271407 © 4/2013 echo inc. Specifications srm-225u specifications model srm-225u length 1793 mm (70.6 in.) width 700 mm (27.5 in.) height 510 mm (20.1 in.) weight (dry) w/cutter head 5.98 kg (13.2 lb.) engine type air cooled, two-stroke, single cylinder gasoline engine bore 32.2 mm (1.27 in.)...

  • Page 37: Warranty Statements

    Srm-225u warranty statements x7722271407 37 © 4/2013 echo inc. 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 38

    38 x7722271407 © 4/2013 echo inc. Warranty statements srm-225u 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 39: Notes

    Srm-225u notes x7722271407 39 © 4/2013 echo inc. Notes.

  • Page 40

    Echo, incorporated 400 oakwood road lake zurich, il 60047 www.Echo-usa.Com 40 s79111001030/s79111999999 s79012004906/s79012999999.