Stimmen - 2, Durchschnittliche Bewertung: 3.5
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Anleitung Zusammenfassung
G B Check for cracks and for excessive wear interfering with the chain drive. If the wear is considerable, replace it with new one. Never fit a new chain on a worn sprocket, or a worn chain on a new sprocket. 8. Maintenance of Saw Chain and Guide Bar ¦ Saw Chain Place the file on the cutter and push straight forward. Keep the file position as illustrated. It is very important for smooth and safe operation to always keep the cutters sharp. The cutters need to be sharpened when: • Sawdust becomes powder-like. •You need extra force to saw in. • The cut path does not go straight. •Vibration increases. • Fuel consumption increases. Cutter setting standards: Be sure to wear safety gloves. Before filing: • Make sure the saw chain is held securely. •Make sure the engine is stopped. • Use a round file of proper size for the chain. Chain type: 91VG File size: 5/32 in (4.0 mm) After each cutter has been filed, check the depth gauge and file it to the proper level as illustrated. Appropriate gauge checker Make the shoulder round 91VG .025. (0.64 mm) Depth gauge standard GB-13 G3800 Be sure to round off the front edge to reduce the chance of kickback or tie-strap breakage. Make sure every cutter has the same length and edge angles as illustrated. Cutter length Filing angle Side plate angle Top plate cutting angle ¦ Guide Bar • Reverse the bar occasionally to prevent partial wear. • The bar rail should always be square. Check for wear of the bar rail. Apply a ruler to the bar and the out9. Troubleshooting Guide Case 1. Starting failure Make sure the icing prevention system is not working. Check fuel for water Replace with proper or substandard mix- a fuel. ture. d Remove and dry the Check for engine spark plug. flooding. a Then pull the starter again with no choke. d Replace with a new Check spark ignition. a plug. Case 2. Lack of power/Poor acceleration/ Rough idling Check fuel for water Replace with proper or substandard mix- a fuel. ture. d Check air filter and fuel filter for clog-Clean. a ging. d Check carburetor Readjust speed for inadequate ad- a needles. justment. GB-14 side of a cutter. If a gap is observed between them, the rail is normal. Otherwise, the bar rail is worn. Such a bar needs to be corrected or replaced. Ruler Gap No gap Chain tilts WARNING: This saw is equipped with one of the following low kickback bar/chain combinations: Komatsu Zenoah Part Number Saw Model Bar Size Guide Bar Saw Chain G3800 14 16 848-CB2-4G23 2931-52210 3608-52112 2932-52210 Case 3. Oil does not come out Check oil for sub- Replace. a standard quality. d Check oil passage and ports for clog-a Clean. ging. If the unit seems to need further service, please consult with an authorized service shop in your area. G3800 10. Specifications Power unit: Displacement (cm3): ............................................. 37.2 Fuel: ................ Mixture (Gasoline 50 : Two-cycle oil 1) (when using ZENOAH genuine oil) Fuel tank capacity (cm3): ....................................... 310 Chain oil: ................................. Motor oil SAE# 10W-30 Oil tank capacity (cm3):.......................................... 210 Carburetor:.....................Diaphragm type (Walbro WT) lgnition system: ..................................... Pointless (TCl) Spark plug:......................................Champion RCJ-7Y Oil feeding system: ............................ Automatic pump Power .......................................... 1.62/9,500 (kw/min-1) Max speed ............................................. 12,500 (min-1) Idle speed ................................................ 2,900 (min-1) Sprocket (Teeth x Pitch): ................................ 6T x 3/8. Dimensions (L x W x H) (mm): ............ 370 x 235 x 270 Limited warranty Dry weight Power unit only (kg): ............................................. 4.15 Cutting head: Guide bar Type: ................................................ Sprocket nose Size (in. (mm)):............................14 (350), 16 (400) Saw chain Type: ................................................. Oregon 91VG Pitch (in. (mm)):........................................ 3/8 (9.53) Gauge (in. (mm)):................................... 0.05 (1.27) Specifications are subject to change wihout notice. G B Should any failure occur on the product under normal operating conditions within the applicable warranty period, the failed part will be replaced or repaired free of charge by a KOMATSU ZENOAH authorized dealer. WARRANTY PERIOD: 1 year (6 months if used professionally, and 30 days if used for rental purpose) from the date of initial purchase. THE PURCHASER SHALL BEAR COSTS OF TRANSPORTING THE UNIT TO AND FROM THE KOMATSU ZENOAH DEALER. THE PURCHASER SHALL NOT BE CHARGED FOR DIAGNOSTIC LABOR WHICH LEADS TO THE DETERMINATION THAT A WARRANTED PART IS DEFECTIVE, IF THE DIAGNOSTIC WORK IS PERFORMED AT THE KOMATSU ZENOAH DEALER. THE PURCHASER OR OWNER IS RESPONSIBLE FOR THE PERFORMANCE OF THE REQUIRED MAINTENANCE AS DEFINED...