Zenoah SRTZ2500 Owner's/Operator's Manual
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Zenoah SRTZ2500 Owner's/Operator's Manual

Zenoah SRTZ2500 Owner's/Operator's Manual

Zenoah short reach trimmer owner's manual
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OWNER / OPERATOR MANUAL
WARNING
The engine exhaust from this product
contains chemicals known to the State
of California to cause cancer, birth
defects or other reproductive harm.
APPLICABLE SERIAL NUMBERS :
DRIVE UNIT 000000 and up
SHORT REACH TRIMMER
SRTZ2500
CUTTING UNIT 000000 and up
WARNING
Before using our trimmers, please
read this manual carefully to
understand the proper use of your
unit.
ENGINE UNIT 50100000 and up
848-A2A-93A1 (501)

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  • Page 1 State of California to cause cancer, birth defects or other reproductive harm. APPLICABLE SERIAL NUMBERS : DRIVE UNIT 000000 and up SRTZ2500 Before using our trimmers, please read this manual carefully to understand the proper use of your unit.
  • Page 2 INFORMATION This machine is equipped with an Overload Cancellation Mechanism. When the cutting blades have got into metal wires or those twigs difficult to cut, the mechanism acts as a shock absorber, and protects the drive gears and the blades from severe reaction which could give damage to those parts.

  • Page 3: Table Of Contents

    SAFETY FIRST Instructions contained in warnings within this manual marked with a critical points which must be taken into consideration to prevent possible serious bodily injury, and for this reason you are requested to read all such instructions carefully and follow them without fail. ■...

  • Page 4: Parts Location

    Overall size(LxWxH)························································ 67.9(1725)x9.8(250)x12.2(310) in(mm) Dry weight w/o acc. ···························································································· 13.2 (6.0) lbs(kg) Engine Type ········································································· Air-cooled 2-stroke gasoline Model ··························································································· Zenoah GZ25N Displacement ··········································································· 1.6cu-in (25.4cm Max. output ······················································· 1.2Hp (0.9kW)at 7500/min Idle speed ·············································································3000±200/min Fuel ··········································································· Mixture(Gasoline 50 : Oil 1) Carburetor ·······································································...

  • Page 5: Warning Labels On The Machine

    3. Warning labels on the machine (1) Read owner's manual before operating this machine. (2) Wear head, eye and ear protection. (3) Handling this machine improperly could result in accidents causing serious injury or death. Read this manual carefully and practice using the trimmer until you are fully acquainted with all operations and have learned to use it correctly.

  • Page 6: Symbols On The Machine

    4. Symbols on the machine IMPORTANT ENGINE INFORMATION THIS ENGINE CONFORMS TO 2005 U.S. EPA REGULATIONS FOR SMALL NONROAD ENGINES. COMPLIANCE PERIOD : CATEGORY A ENGINE FAMILY : 5KZXS.0254QR ; EM ENGINE DISPLACEMENT : REFER TO OWNER’S MANUAL FOR MAINTE- NANCE SPECIFICATIONS AND ADJUSTMENTS.

  • Page 7: For Safe Operation

    5. For safe operation 1. Read this manual carefully until you completely understand and follow all safety and operating instructions. 2. Keep this manual handy so that you may refer to it later whenever any questions arise. Also note, if you have any questions which cannot be answered herein, contact the dealer from whom you purchased the product.
  • Page 8 5. For safe operation 8  b. At night, at times of heavy fog, or at any other times when your field of vision might be limited and it would be difficult to gain a clear view of the working area. c.
  • Page 9 5. For safe operation ■ BEFORE STARTING THE ENGINE 1. The area within a perimeter of 50 feet (15m) of the person using the product should be considered a hazardous area into which no one should enter. If necessary yellow warning rope, warning signs should be placed around the perimeter of the area.
  • Page 10 5. For safe operation 10  WARNING Never place the throttle into the high speed position when starting the engine. 3. After starting the engine, check to make sure that the cutting attachment stops rotating when the throttle is moved fully back to its original position.
  • Page 11 5. For safe operation • IF SOMEONE COMES 1. Guard against hazardous situations at all times. Warn adults to keep pets and children away from the area. Be careful if you are approached. Injury may result from flying debris. 2. If someone calls out or otherwise interrupts you while working, always be sure to turn off the engine before turning around.
  • Page 12 5. For safe operation 12  ■ HANDLING FUEL 1. The engine of the RedMax product is designed to run on a mixed fuel which contains highly flammable gasoline. Never store cans of fuel or refill the tank of the unit in any place where there is a boiler, stove, wood fire, electrical sparks, welding sparks, or any other source of heat or fire which might ignite the fuel.

  • Page 13: Set Up

    6. Set up ■ MOUNTING ENGINE (SE1) 1. Push the driveshaft housing toward the clutch housing and rotate it by hand to check that the driveshaft is engaged with the gears. 2. Insert the driveshaft housing into the clutch housing until it bottoms, and align the positioning holes on the clutch housing and the shaft tube and install the screw.
  • Page 14 6. Set up 14  ■ ATTACHING THE TRIMMING MECHANISM (SE4) 1. Remove the cap on the end of the main pipe. 2. Remove the screw screwed into the end of the trimming mechanism. 3. Insert the end of the trimming mechanism into the main pipe.

  • Page 15: Fuel

    7. Fuel WARNING • Gasoline is very flammable. Avoid smoking or bringing any flame or sparks near fuel. Make sure to stop the engine and allow it cool before refueling the unit. Select outdoor bare ground for fueling and move at least 3m (10ft) away from the fueling point before starting the engine.
  • Page 16 7. Fuel again for at least one minute. As some oils may be difficult to agitate depending on oil ingredients, sufficient agitation is necessary for the engine to last long. Be careful that, if the agitation is insufficient, there is an increased danger of early piston seizing due to abnormally lean mixture.

  • Page 17: Operation

    8. Operation ■ STARTING ENGINE WARNING The cutting head will start rotating upon the engine starts. 1. Rest the unit on a flat, firm place. Keep the cutting head off the ground and clear of surrounding objects as it will start rotating upon starting of the engine.
  • Page 18 8. Operation .04 in (1~2mm) 18  ■ STOPPING ENGINE (OP3) 1. Release the throttle lever and run the engine for a half minute. 2. Shift the ignition switch to the STOP position. IMPORTANT • Except for an emergency, avoid stopping the engine while pulling the throttle lever.
  • Page 19 8. Operation handling can cause accidents which may in turn lead to serious injury or death. For this reason, you should always be careful to follow the following instructions when using your trimmer. • Never hold the trimmer in a way in which the blades are pointed towards someone else.

  • Page 20: Maintenance

    9. Maintenance Maintenance, replacement, or repair of the emission control device and systems may be performed by any non-road engine repair establishment or individual. ■ MAINTENANCE CHART system/compornent fuel leaks, fuel spillage fuel tank, air filter, fuel filter idle adjusting screw spark plug cylinder fins, intake air cooling vent clean muffler, spark arrester, cylinder exhaust port clean...
  • Page 21 9. Maintenance QUICK TIP If the blades become so worn down that it is no longer possible to eliminate the gap between them, you should contact the authorized RedMax servicing dealer from which you purchased your RedMax® trimmer to have the blades resharpened or replaced.
  • Page 22 9. Maintenance .025 in 0.655mm 22  ■ SPARK PLUG • Starting failure and mis-firing are often caused by a fouled spark plug. Clean the spark plug and check that the plug gap is in the correct range. For a replacement plug, use the correct type specified by RedMax.
  • Page 23 9. Maintenance ■ INTAKE AIR COOLING VENT WARNING • Never touch the cylinder, muffler, or spark plugs with your bare hands immediately after stopping the engine. become very hot when in operation, and doing so could result in severe burns. •...

  • Page 24: Storage

    10. Storage 11. Troubleshooting guide Case 1. Starting failure CHECK fuel tank fuel filter carburetor adjustment screw ➞ sparking (no spark) spark plug Case 2. Engine starts but does not keep running/Hard re-starting. CHECK fuel tank carburetor adjustment screw muffler,cylinder (exhaust port) ➞ carbon is built-up air cleaner cylinder fin, fan cover When your unit seems to need further service, please consult with our RedMax service shop in your area.

  • Page 25: Parts List

    12. Parts list SHORT REACH TRIMMER NOTE : 1. Use KOMATSU ZENOAH genuine parts as specified in the parts list for repair and/or replacement. 2. KOMATSU ZENOAH does not warrant the machines, which have been damaged by the use of any parts other than those specified by the company.
  • Page 26 12. Parts list Fig.1 DRIVE UNIT SRTZ2500 (S/N 000000 and up) Fig.2 CUTTING UNIT SRTZ2500 (S/N 000000 and up) 26 ...
  • Page 27 Fig.1 DRIVE UNIT SRTZ2500 (S/N 000000 and up) Key# Description PIPE COMP. SHAFT GRIP LEVER COMP. • COVER COMP. • CORD(A), black • CORD(B), red TUBE CABLE COMP. HANGER ASSY • HANGER COMP. • • HANGER • • CLAMP • • SLEEVE •...
  • Page 28 12. Parts list Fig.3 ENGINE UNIT SRTZ2500 (S/N 50100000 and up) 28 ...
  • Page 29 Fig.3 ENGINE UNIT SRTZ2500 (S/N 50100000 and up) Key# Description CYLINDER GASKET, base BOLT INSULATOR GASKET, insulator GASKET, carburetor SCREW REEDVALVE (S) ASSY • VALVECASE (S) • REEDVALVE • STOPPER • SCREW PIRE AIR (S) REEDVALVE (F) ASSY • VALVECASE (F) •...

  • Page 30: Limited Warranty

    EMISSION-RELATED PARTS, FOR TWO (2) YEARS FROM THE DATE OF ORIGINAL DELIVERY OF THE UNIT, KOMATSU ZENOAH AMERICA INC. (THE COMPANY), THROUGH ANY RedMax DEALER, WILL REPAIR OR REPLACE, FREE OF CHARGE, FOR THE ORIGINAL AND EACH SUBSEQUENT PURCHASER, ANY PART OR PARTS FOUND TO BE DEFECTIVE IN MATERIAL AND/OR WORKMANSHIP.
  • Page 31 ZENOAH AMERICA INC. au (770)-381-5147 Note importante: vous recevrez une carte d'enregistrement de garantie au moment de l'achat. Veuillez la remplir et l'adresser à RedMax / KOMATSU ZENOAH AMERICA sous sept (7) jours en prenant soin de conserver une copie pour vous.
  • Page 32 KOMATSU ZENOAH AMERICA INC. 4344 Shackleford Road Suite 500 Norcross, Georgia 30093 © Printed in Japan...

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