Summary of the content on the page No. 1
BKZ4500DL / BKZ5000DL
848KH093A3 (704)
G G
B B
OWNER’S MANUAL
BRUSHCUTTERS
BKZ4500DL
BKZ5000DL
GB-1
Summary of the content on the page No. 2
BKZ4500DL / BKZ5000DL ZENOAH CO., LTD. 1st April 2007 Masahiko GOUDA EXPLANATION OF SYMBOLS AND SAFETY WARNINGS BKZ4500DL WARNING!!! RISK OF DAMAGING HEARING Wear head, eye and ear protection. BKZ5000DL WARNING!!! RISK OF DAMAGING HEARING Wear head, eye and ear protection. MODEL SOUND LEVEL VIBRATION LEVEL ISO 7916 EN27917 ISO 10884 LwA idling racing LpA measured guaranteed 3 2 2 BKZ4500DL 45.2 cm 99 dB(A) 117 dB(A) 118 dB(A) 0.8 m/s 7.2 m/s 3 2 2 BKZ5000DL 50.6 cm 102 dB(A) 118 dB(A) 120 dB(A)
Summary of the content on the page No. 3
BKZ4500DL / BKZ5000DL 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 G carefully and follow them without fail. 3. Warning labels on t
Summary of the content on the page No. 4
15m (50ft) BKZ4500DL / BKZ5000DL 2. Specification Model BKZ4500DL BKZ5000DL Overall size (LxWxH) mm 2805x395x590 Dry weight kg 12.0 Engine Model Zenoah GZ45N Zenoah GZ50N 3 Displacement cm 45.2 50.6 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 1.0 Starter Recoil starter Clutch Centrifugal type Reduction ratio 1.4 Cutting head rotating direction Counter-clockwise (Oper
Summary of the content on the page No. 5
BKZ4500DL / BKZ5000DL 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 G working area. you may refer to it later when- B c. During rain storms, during ever any questions arise. Also lightning storms, at times of note, if y
Summary of the content on the page No. 6
BKZ4500DL / BKZ5000DL 5. For safe operation BEFORE STARTING part nor the throttle come into THE ENGINE contact with any obstacle when 1. The area within a perimeter of the engine starts. 15 m (50 ft) of the person using the product should be considered a haz- WARNING ardous area into which no one should enter. If necessary, yellow warning Never place the throttle into the rope, warning signs should be placed high-speed position when starting around the perimeter of the area. the engine. When
Summary of the content on the page No. 7
BKZ4500DL / BKZ5000DL 5. For safe operation • IF SOMEONE COMES HANDLING FUEL 1. Guard against hazardous situa- 1. The engine of the ZENOAH prod- tions at all times. Warn adults to uct is designed to run on a mixed keep pets and children away from fuel, which contains highly flam- the area. Be careful if you are ap- mable gasoline. Never store cans G proached. Injury may result from of fuel or refill the tank of the unit B flying debris. in any place where there is a 2. If someone calls out or
Summary of the content on the page No. 8
BKZ4500DL / BKZ5000DL 6. Set up INSTALLING HANDLE INSTALLING CUTTING • Mount the handle to the shaft tube and clamp it at a ATTACHMENT GUARD location that the edge of CE label is matched with the •Attach the cutting handle. attachment guard with the bolts provided to the shaft. WARNING INSTALLING BLADE • Stop tightening the screws when the gap A be- 1. Put the angled bar(1) into comes zero. the side holes of the inner CE label holder and the angle transmission. 2. Remove the nut (Lefthanded) a
Summary of the content on the page No. 9
BKZ4500DL / BKZ5000DL 7. Fuel ■ FUEL 1. Measure out the quantities of gasoline and oil to be mixed. 2. Put some of the gasoline into a clean, approved fuel • Gasoline is very flammable. Avoid smoking or container. bringing any flame or sparks near fuel. Make sure 3. Pour in all of the oil and agitate well. G to stop the engine and allow it cool before refuel- 4. Pour in the rest of gasoline and agitate again for at B ing the unit. Select outdoor bare ground for fuel- least one minute. As some oi
Summary of the content on the page No. 10
BKZ4500DL / BKZ5000DL 8. Operation STARTING ENGINE WARNING WARNING • The product is equipped with a centrifugal clutch mechanism, so the cutting attachment begins to • The cutting head will start rotating upon the en- rotate as soon as the engine is started by putting gine starts. the throttle trigger into the start position. When starting the engine, place the product onto the 1. Feed fuel into the fuel tank and tighten the cap se- ground in a flat clear area and hold it firmly in place cur
Summary of the content on the page No. 11
BKZ4500DL / BKZ5000DL 8. Operation ADJUSTING THROTTLE CABLE • The normal play is 1 or 2 mm when measured at the carburetor side end. Readjust with the cable adjuster as required. G B (2) (1) Cable adjuster METAL BLADE USAGE (2) 1~2mm (0.04in) (1) 1. Check the bolt to fasten the blade and be sure the bolt has no fault, and no abrasion. ADJUSTING IDLING SPEED 2. Be sure that the blade and the holder have been fas- tened according to instruction and the blade turns 1. When the engine tends to stop
Summary of the content on the page No. 12
BKZ4500DL / BKZ5000DL 8. Operation CUTTING METHOD d. Keep the blade sharp. A dull blade increase the (a)Use the front left side cutting. chance of bounce. (b) Guide the blade from your right to left with it tilted e. Avoid feeding the blade too rapidly. The blade can slightly to your left. bounce away from material being cut if the blade is (c) When mowing a wide area, start working from your fed faster than its cutting capability. left end to avoid interference of cut grass. f. Cut only from yo
Summary of the content on the page No. 13
BKZ4500DL / BKZ5000DL 8. Operation 4. Never swing the unit so hard as you are in danger of • If the lengths of the right and left lines are different, losing your balance or control of the unit. the balance of the nylon line head will be disrupted, 5. Try to control the cutting motion with the hip rather resulting in increased vibration and product damage. than placing the full workload on the arm and hands. 6. Take precautions to avoid wire, grass and dead, dry, G long-stem weeds from wrapping
Summary of the content on the page No. 14
BKZ4500DL / BKZ5000DL 9. Maintenance REFILLING TRIMMING LINE AIR FILTER 1. For replacement line, use a diameter of 2.4mm(.095in). •The air filter, if clogged, will reduce the engine per- The spool is capable for a line upto 6m(20ft) on the formance. Check and clean the paper element by air 10cm(4”) head. Avoid using a larger line as it may cut blow as required. If the element becomes dirty, re- down the trimming performance. place with a new one. (1) WARNING • For safety reasons, do not use m
Summary of the content on the page No. 15
BKZ4500DL / BKZ5000DL 9. Maintenance ANGLE TRANSMISSION fler to become overheated and that in turn could • The reduction gears are lubricated by multipurpose, cause the engine to catch on fire. Always make lithium-based grease in the angle transmission. Sup- sure that the muffler is clean and free of wood ply new grease every 25 hours of use or more often chips, leaves, and other waste before use. depending on the job condition. • Check the intake air cooling vent and the area G • Remove the bo
Summary of the content on the page No. 16
BKZ4500DL / BKZ5000DL 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-starting CHE
