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BCZ4000DL / BCZ4000DW / BCZ4200CL
848JG093A0 (611)
G G
B B
OWNER’S MANUAL
BRUSHCUTTERS
BCZ4000DL
BCZ4000DW
BCZ4200CL
GB-1
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BCZ4000DL / BCZ4000DW / BCZ4200CL EC DECLARATION OF COMFORMITY We, KOMATSU ZENOAH CO., 1-9, Minamidai, Kawagoe, Saitama, Japan declare in sole responsibility that the following products referred to in this declaration conform with DIRECTIVE 89/336/EEC, 98/37/EC, 2000/14/EC, 2002/88/EC, 2002/44/EC EN ISO 11806 : 1997 The products referred to are: DESIGNATION : BRUSHCUTTERS MODELS : BCZ4000DL BCZ4000DW BCZ4200CL SERIAL NUMBERS : 60800101 and up Thecompany named abo
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BCZ4000DL / BCZ4000DW / BCZ4200CL SAFETY FIRST Contents 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 1. Parts location .................................................. 3 for this reason you are requested to read all such instructions 2. Specifications ................................................. 4 carefully and follow them without fail. G 3. Warning
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15m (50ft) BCZ4000DL / BCZ4000DW / BCZ4200CL 2. Specification Model BCZ4000DL BCZ4000DW BCZ4200CL Overall size (LxWxH) mm 1890 x 392 x 291 1890 x 660 x 496 1900 x 660 x 520 Dry weight kg 6.9 7.3 8.5 Engine Model Zenoah GZ40N 3 Displacement cm 40.1 Fuel Mixture (Gasoline 50 : Oil 1)(when using ZENOAH genuine oil) Carburetor Diaphragm type Ignition system Flywheel magneto (C.D.I.) Spark plug NGK CMR7H Fuel tank capacity L 0.75 Starter Recoil starter Clutch Centrifugal type Reduction ratio 1.4 Cut
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BCZ4000DL / BCZ4000DW / BCZ4200CL 5. For safe operation b. At night, at times of heavy fog, 1. Read this manual carefully until or at any other times when you completely understand and your field of vision might be follow all safety and operating limited and it would be diffi- instructions. cult to gain a clear view of the 2. Keep this manual handy so that working area. G you may refer to it later when- c. During rain storms, during B ever any questions arise. Also lightning storms, at times o
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BCZ4000DL / BCZ4000DW / BCZ4200CL 5. For safe operation BEFORE STARTING onto the ground in a flat clear area THE ENGINE and hold it firmly in place so as to 1. The area within a perimeter of ensure that neither the cutting 15 m (50 ft) of the person using part nor the throttle come into the product should be considered contact with any obstacle when a hazardous area into which no the engine starts. one should enter. If necessary, yellow warning rope, warning WARNING signs should be placed ar
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BCZ4000DL / BCZ4000DW / BCZ4200CL 5. For safe operation eration or immediately after shutting or alter it in any way. Doing so down the engine. Doing so could might result in the product be- result in serious burns or electrical coming damaged during opera- shock. tion or the product becoming un- able to operate properly. G B • IF SOMEONE COMES HANDLING FUEL 1. Guard against hazardous situa- 1. The engine of the KOMATSU tions at all times. Warn adults to ZENOAH product is designed to keep pet
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BCZ4000DL / BCZ4000DW / BCZ4200CL 6. Set up INSTALLING HANDLE (BCZ4000DL) INSTALLING BLADE 1. Put the angled bar(1) into the side holes of the inner holder and the gearcase. •Tighten the grip firmly. If the grip becomes loose, it 2. Remove the nut (Lefthanded) and the outer holder(3) might move while you are working, causing danger. from the gearshaft. • Do not loosen or twist the grip while you are working. 3. Put the blade onto the inner holder(2). Make the • Always stop the engine and make su
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BCZ4000DL / BCZ4000DW / BCZ4200CL 7. Fuel ■ FUEL least one minute. As some oils may be difficult to agitate depending on oil ingredients, sufficient agi- tation is necessary for the engine to last long. Be • Gasoline is very flammable. Avoid smoking or careful that, if the agitation is insufficient, there is an bringing any flame or sparks near fuel. Make sure increased danger of early piston seizing due to ab- G to stop the engine and allow it cool before refuel- normally lean mixture. B ing th
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BCZ4000DL / BCZ4000DW / BCZ4200CL 8. Operation STARTING ENGINE rotate as soon as the engine is started by putting the throttle into the start position. When starting WARNING the engine, place the product onto the ground in a flat clear area and hold it firmly in place so as to • The cutting head will start rotating upon the en- ensure that neither the cutting part nor the throttle gine starts. come into contact with any obstacle when the en- gine starts. 1. Feed fuel into the fuel tank and tig
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BCZ4000DL / BCZ4000DW / BCZ4200CL 8. Operation ADJUSTING THROTTLE CABLE METAL BLADE USAGE • The normal play is 1 or 2 mm when measured at the 1. Check the bolt to fasten the blade and be sure the carburetor side end. Readjust with the cable adjuster bolt has no fault, and no abrasion. as required. 2. Be sure that the blade and the holder have been fas- tened according to instruction and the blade turns G smoothly without abnormal noise. B (2) (1) Cable adjuster (1) (2) 1~2mm (0.04in) ADJUSTING I
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BCZ4000DL / BCZ4000DW / BCZ4200CL 8. Operation CUTTING METHOD areas of dense growth. (a)Use the front left side cutting. d. Keep the blade sharp. A dull blade increase the (b) Guide the blade from your right to left with it tilted chance of bounce. slightly to your left. e. Avoid feeding the blade too rapidly. The blade can (c) When mowing a wide area, start working from your bounce away from material being cut if the blade is left end to avoid interference of cut grass. fed faster than its cutt
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BCZ4000DL / BCZ4000DW / BCZ4200CL 8. Operation than placing the full workload on the arm and hands. 6. Take precautions to avoid wire, grass and dead, dry, long-stem weeds from wrapping around the head shaft. Such materials can stall the head and cause the clutch to slip, resulting in damage to the clutch • If you feel a vibration increase or drive shaft housing G system if repeated frequently. shaking while using the nylon line head, immediately B stop operation, check the following items, and
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BCZ4000DL / BCZ4000DW / BCZ4200CL BLADE 9. Maintenance 9. Maintenance • Check the blade and the fasteners for looseness, cracking, or bending. REFILLING TRIMMING LINE • Check the cutting edges and reform with a flat file. 1. For replacement line, use a diameter of 2.4mm(.095in). The spool is capable for a line upto 6m(20ft) on the 10cm(4”) head. Avoid using a larger line as it may cut down the trimming performance. WARNING Point : 1. Keep the end corner sharp. • For safety reasons, do not u
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BCZ4000DL / BCZ4000DW / BCZ4200CL the engine. The engine can become very hot when 9. Maintenance in operation, and doing so could result in severe burns. • When checking the machine to make sure that it is okay before using it, check the area around the muffler and remove any wood chips or leaves 0.6~0.7 mm which have attached themselves to the brushcutter. Failing to do so could cause the muf- G • REPLACEMENT PLUG IS A NGK CMR7H. fler to become overheated and that in turn could B cause the eng
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BCZ4000DL / BCZ4000DW / BCZ4200CL 12. Troubleshooting guide Case 1. Starting failure CHECK PROBABLE CAUSES ACTION fuel tank → incorrect fuel → drain it and use 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 is incorrect → correct (GAP: 0.6 ~ 0.7 mm) spark plug → disconnected → retighten Case 2. Engine starts but does not keep running/hard re-
