Zenoah BCZ2500SU manual

BCZ2500S BCZ2500SU BCZ2500SW OWNER / OPERA T OR MANUAL BRUSHCUTTERS T3002-93111 (205) The engine exhaust from this product contains chemicals known to the State of California to cause cancer, birth defects or other reproductive harm. W ARNING Before using our brushcutters, please read this manual carefully to understand the proper use of your unit.[...]

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SAFETY FIRST Instructions contained in warnings within this manual marked with a symbol concern 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. ■ WARNINGS IN THE MANUAL This mark indicates i[...]

2. Specifications ■ BCZ2500S/BCZ2500SU/BCZ2500SW Overall size(LxWxH) BCZ2500S/BCZ2500SU ····································· 70.5(1790)x9.8(250)x12.2(310) in(mm) BCZ2500SW ····················································· 70.5(1790)x24.8(630)x19.1(485) [...]

(1) Read owner's manual before operating this machine. (2) Wear head, eye and ear protection. (3) Warning/Attention (4) Keep all children, bystanders and helpers 15 meters away from the brushcutter If warning label peel off or become soiled and impossible to read, you should contact the dealer from which you purchased the product to order new [...]

❲ 6 ❳ For safe operation and maintenance, symbols are carved in relief on the machine. According to these indications, please be careful not to take a mistake. (a) The port to refuel the "MIX GASOLINE" Position: FUEL TANK CAP (b) The direction to close the choke Position: AIR CLEANER COVER (c) The direction to open the choke Position:[...]

❲ 7 ❳ 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 th[...]

❲ 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. During rain storms, during lightning storms, at times of strong or gale-force winds, or at any other times when weather conditions might make it unsafe to use the produ[...]

■ 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. When work is to be performed simultaneously by two or more persons, ca[...]

❲ 10 ❳ 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. If it continues to rotate even after the throttle has been moved fully back, turn off the engine and ta[...]

• 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. ■ MAINTENANCE 1 .[...]

❲ 12 ❳ 5. For safe operation 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. 2. Never smoke while operating the unit or refilling its fuel tank. 3 . When refilling the tank, always turn off the engine and allow[...]

■ 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. When difficult to[...]

❲ 14 ❳ 6. Set up (BCZ2500SW) ■ MOUNTING ENGINE (SE5) 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 ins[...]

❲ 15 ❳ 6. Set up SE10 SE11 ■ INSTALLING CUTTING HEAD (SE10) 1 . While locking the gear shaft, by inserting the supplied tool into the upper holder on the gear box, loosen and remove the hexagon nut(left- handed) 2. Fit the holder attached to the upper holder. Then screw in the cutting head to the gear shaft over the holders. Hand-tighten it s[...]

❲ 16 ❳ • 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. • The RedMax engines are lubricated by oil specially[...]

container to avoid mixing up with gasoline or other containers. 6. Indicate the contents on outside of container for easy identification. ■ FUELING THE UNIT 1. Untwist and remove the fuel cap. Rest the cap on a dustless place. 2 . Put fuel into the fuel tank to 80% of the full capacity. 3. Fasten the fuel cap securely and wipe up any fuel spillag[...]

❲ 18 ❳ ■ STARTING ENGINE 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. 2 . Push the primer pump several times until overflown fuel flows out in the clear tube. (OP[...]

8. Operation ■ 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. • Except for an emergency, avoid stopping the engine while pulling the throttle lever. ■ ADJUSTING THROTTLE CABLE • The normal play is 1 or 2mm when measured at the carburetor side end. [...]

❲ 20 ❳ 1. Hold the unit so the head is off the ground and is tilted about 20 degrees toward the sweep direction. (OP7) 2. You can avoid thrown debris by sweeping from your left to the right. 3 . Use a slow, deliberate action to cut heavy growth. The rate of cutting motion will depend on the material being cut. Heavy growth will require slower a[...]

9. Maintenance ■ REFILLING TRIMMING LINE 1 . For replacement line, use a diameter of .095 in(2.4mm). The spool is capable for a line upto 27ft(8m)on the 4” head, and 46ft(14m)on the 6” head. Avoid using a larger line as it may cut down the trimming performance. For safety reasons, do not use metalreinforced line. 2. Pinch the slotted area on [...]

❲ 22 ❳ • Make sure that the engine has stopped and is cool before performing any service to the machine. Contact with moving cutting head or hot muffler may result in a personal injury. ■ AIR FILTER • The air filter, if clogged, will reduce the engine performance. Check and clean the filter element in warm, soapy water as required. Dry co[...]

machine and have it repaired immediately. • Note that failing to do so may result in the engine catching on fire. ■ SPARK ARRESTER • The muffler is equipped with a spark arrester to prevent red hot carbon from flying out of the exhaust outlet. Periodically inspect and clean as necessary with a wire brush. In the State of California it is requ[...]

❲ 24 ❳ 9. Maintenance brushcutter. Note that it is necessary to remove the engine cover shown in (MA10) in order to be able to view the upper part of the cylinder. • If waste gets stuck and causes blockage around the intake air cooling vent or between the cylinder fins, it may cause the engine to overheat, and that in turn may cause mechanica[...]

10. Storage • Aged fuel is one of major causes of engine starting failure. Before storing the unit, empty the fuel tank and run the engine until it uses all the fuel left in the fuel line and the carburetor. Store the unit indoor taking necessary measures for rust prevention. ❲ 25 ❳[...]

❲ 26 ❳ Under growth Heavy weeds Light weeds Grass Nylon line head CUTTER APPLICATION CHART 9” 22-tooth: SST229 9” 24-tooth: SST249 8” 8-tooth: SGB088 9” 8-tooth: SGB089 8” 4-tooth: SGB048 9” 4-tooth: SGB049 1 1. Optional blade usage ■ CHOOSE THE BLADE Choose a suitable recommended cutting attachment according to the object to be c[...]

1 1. Optional blade usage [ BCZ2500S, BCZ2500SU ] Change to the debris guard which is suitable for the metal blade. (OPT3) 130~174 in-lbs TIGHTENING TORQUE: (14.7~19.6 N.m.) (1)Guard Ass’y: 6489-24000 (6)Screw: 0277-10412 (2)Guard: 6489-24110 (7)Plate: 6489-24120 (3)Plate Comp.: 6489-24200 (8)Washer: 01601-20513 (4)Plate: 6489-24210 (9)Bolt: 0125[...]

❲ 28 ❳ 1 1. Optional blade usage speed is too low, or the blade cuts too deep into weeds. Adjust the engine speed and cutting depth according to the condition of object. • If the grass or other object gets caught in the blade, or if the unit starts to shake or vibrate, turn off the engine and check the whole unit. Change the blade if it has b[...]

you understand what causes kick out, how you can reduce the chance of kick out and how you can remain in control of the unit if kick out does occur. 1. What causes kick out: • Kick out can occur when the moving blade contacts an object that it cannot cut. This contact causes the blade to stop for an instant and then suddenly move or ”bounce” [...]

❲ 30 ❳ 1 1. Optional blade usage OPT9 ■ MAINTENANCE BLADE • Check the blade and the fasteners for looseness, cracking, or bending. • Check the cutting edges and reform with a flat file. Point (OPT9) : 1. Keep the end corner sharp. 2. Round the root of the edge, using round file. 3. Do not use water when using a grinder. • It is recommen[...]

12. T roubleshooting guide Case 1. Starting failure CHECK PROBABLE CAUSES ACTION fuel tank ➞ incorrect fuel ➞ drain it and with correct fuel fuel filter ➞ fuel filter is clogged ➞ clean carburetor adjustment screw ➞ out of normal range ➞ adjust to normal range sparking (no spark) ➞ spark plug is fouled/wet ➞ clean/dry ➞ plug gap i[...]

❲ 32 ❳[...]

13. Parts list 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. 3. When placing parts orders for repair and/or replacement, check if the model name and th[...]

13. Parts list ❲ 34 ❳ Fig.1 DRIVE UNIT BCZ2500S (S/N 900101 and up) BCZ2500SU (S/N 000000 and up)[...]

101 9” 22-tooth SST229 1 102 9” 24-tooth SST249 1 103 8” 8-tooth SGB088 1 104 9” 8-tooth SGB089 1 105 8” 4-tooth SGB048 1 106 9” 4-tooth SGB049 1 107 GUARD ASS’Y 6489-24000 1 108 • GUARD 6489-24110 1 109 • PLATE COMP. 6489-24200 1 110 • • PLATE 6489-24210 1 111 • • BLADE 6489-24220 1 112 • • SCREW 0277-10412 1 113 • [...]

13. Parts list ❲ 36 ❳ Fig.2 DRIVE UNIT BCZ2500SW (S/N 100001 and up)[...]

101 9” 22-tooth SST229 1 102 9” 24-tooth SST249 1 103 8” 8-tooth SGB088 1 104 9” 8-tooth SGB089 1 105 8” 4-tooth SGB048 1 106 9” 4-tooth SGB049 1 107 COVER 3540-13283 1 Key# Description Part Number Q'ty 1 PIPE-COMP, 1500xø24xT1.7 T3002-12101 1 2 SHAFT, 1536xø7, spline 7T 3520-12213 1 3 GEARCASE-ASSY T3002-13001 1 4 • GEARCASE 6[...]

Fig.3 ENGINE UNIT BCZ2500S (S/N 35208 and up) BCZ2500SU (S/N 35208 and up) BCZ2500SW (S/N 35208 and up) ❲ 38 ❳ 13. Parts list[...]

❲ 39 ❳ Key# Description Part Number Q'ty 1 CYLINDER 4810-12111 1 2 GASKET, base 4810-12210 1 3 BOLT, M5x22 1850-12130 2 4 INSULATOR 4810-13162 1 5 GASKET, insulator 4810-13120 1 6 GASKET, carburetor 4810-13130 1 7 SCREW, M5x20 0263-90520 1 8 REEDVALVE (S)-A 4810-16100 1 9 • VALVECASE (S) 4810-16110 1 10 • REEDVALVE 4810-16120 1 11 • [...]

The California Air Resources Board and KOMATSU ZENOAH are pleased to explain the emission control system warranty on your 1995 and later small off-road engine. In California, new small off-road engines must be designed, built and equipped to meet the state’s stringent anti-smog standards. KOMATSU ZENOAH must warrant the emission control system on[...]

EMISSION-RELATED PARTS, FOR TWO (2) YEARS FROM THE DATE OF ORIGINAL DELIVERY, 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. EMISSION-RELATED PARTS ARE: THE CARBURETOR[...]

Pièces en rapport avec les émissions de gaz d'échappement : KOMATSU ZENOAH AMERICA INC., par l'intermédiaire de n'importe quel revendeur RedMax, réparera gratuitement ou remplacera gratuitement pour l'acheteur initial et chaque acheteur successif toute(s) pièce(s) se révélant de constitution et/ou de montage défectueux [...]