Zenoah G2000 manuale d’uso

G2000 GB-1 G B G2000 CHAIN SA W OWNER’S MANUAL G B 115 31 92-10 (001) Or iginal Language[...]

G2000 GB-2 EXPLANA TION OF SYMBOLS AND SAFETY W ARNINGS APPRO V AL NUMBER OF CE EXHA UST EMISSION REGULA TION (2002/88/EC) e13*97/68SH1G3*2002/88*0299*00 Read operator's instruction book bef ore operating this machine. W ear head, e y e and ear protection. Use the chain saw with two hands. Wa r ning! Danger of kickbac k. Read, understand and f[...]

G2000 GB-3 G B Contents 1. For Safe Operation ................................................................... 4 2. Explanation of Symbols on the Machine .................................. 8 3. Installing Guide Bar and Saw Chain ......................................... 9 4. Fuel and Chain Oil ....................................................[...]

G2000 GB-4 1. For safe operation W ARNING This chainsaw has been especially designed for tree maintenance and should therefor e only be used by trained operators when working on trees. 1. Never operate a chain saw when you are fatigued, ill, or upset, or under the influence of medication that may make you drowsy , or if you ar e under the influence[...]

G2000 GB-5 G B (1) (2) (3) 20. Operate the chain saw only in well ventilated areas. Never start or run the engine inside a closed room or building. Exhaust fumes contain dan- gerous carbon monoxide. 21. Do not operate the chain saw in a tree unless specially trained to do so. 22. Guard against kickback. Kickback is the upward motion of the guide ba[...]

G2000 GB-6 W ORKING WITH TREE SER VICE CHAIN-SA WS FROM A R OPE AND HARNESS This chapter sets out working practices to reduce the risk of injury from tree service chainsaws when working at height from a r ope and harness. While it may form the basis of guidance and training literature, it should not be regar ded as a substitute for formal training.[...]

G2000 GB-7 G B Gaining a good footing at the working position can be assisted by use of a temporary foot stirrup created from an endless sling. Starting the saw in the tree When starting the saw in the tree, the operator should: a) apply the chain brake before starting; b) hold saw on either the left or right of the body when starting: 1) on the le[...]

G2000 GB-8 2. Explanation of Symbols on the Machine The port to refuel “MIX GASOLINE” Position: Fuel cap The port to top up chain oil Position: Oil cap Setting the switch to the “O” position, the engine stops immediately . P osition: Fr ont at the top of the rear handle Starting the engine. If you tur n the choke knob to the point of the ar[...]

G2000 GB-9 G B Open the box and install the guide bar and the saw chain on the power unit as follows: The saw chain has very sharp edges. Use thick pro- tective gloves for safety . 1. Pull the guard towar ds the fr ont handle to check that the chain brake is not engaged. 2. Loosen the nuts and r emove the chain cover . 3. Mount the guide bar then f[...]

G2000 GB-10 4. Pour in the rest of gasoline and agitate again for at least one minute. As some oils may be difficult to agitate de- pending on oil ingredients, sufficient agitation is nec- essary for the engine to last long. Be careful that, if the agitation is insufficient, ther e is an increased danger of early piston seizing due to abnor mally l[...]

G2000 GB-11 G B 6. When engine has ignited, first push in the choke knob to the first-stage position and then pull the starter again to start the engine. 7. Allow the engine to warm up with the throttle lever pulled slightly . Keep clear of the saw chain as it will start rotating upon starting of engine. ■ CHECKING OIL SUPPL Y Make sure to set up[...]

G2000 GB-12 • When the brake operates, release the thr ottle lever to slow down the engine speed. Continuous opera- tion with the brake engaged will generate heat from the clutch and may cause trouble. • At machine inspection prior to each job, check the operating condition of the brake following the steps. • When the brake operates, don’t [...]

G2000 GB-13 G B ■ FELLING A TREE 1. Decide the felling direction considering the wind, lean of the tree, location of heavy branches, ease of completing the task after felling and other factors. 2. While clearing the area ar ound the tree, arrange a good foothold and retr eat path. 3. Make a notch cut one-third of the way into the tr ee on the fel[...]

G2000 GB-14 3. Oil filter 1. With a wir e hook, take out the oil filter from the feed- ing port. 2. W ash the filter with gasoline. When returning the filter , use a pinch and make sure that the pipe is not folded and the filter is placed at the bottom of the tank as shown in the picture. 4. Spark plug Clean the electrodes with a wir e brush and r [...]

G2000 GB-15 G B ■ SA W CHAIN It is very impor tant for smooth and safe operation to always keep the cutters sharp. The cutters need to be sharpened when: • Sawdust becomes powder -like. •Y ou need extra force to saw in. •T he cut path does not go straight. •V ibration incr eases. • Fuel consumption increases. Cutter setting standards: B[...]

G2000 GB-16 9. T r oubleshooting Guide Case 1. Starting failure Make sure the icing pr evention system is not working. Check fuel for water or substandard mix- ture. Replace with proper fuel. Check for engine flooding. Check spark ignition. Remove and dry the spark plug. Then pull the starter again with no choke. Replace with a new plug. Case 2. La[...]

G2000 GB-17 G B 11. Specifications Power unit: Displacement (cm 3 ): ............................................. 18.3 Fuel: ................ Mixtur e (Gasoline 50 : T wo-cycle oil 1) (when using ZENOAH genuine oil) Fuel tank capacity (cm 3 ): ....................................... 170 Chain oil: ................................. Motor oil SAE# 1[...]