Sprocket (Teeth x Pitch): ......7T x 0.325 Idle speed (min Dimensions (L x W x H)(mm): G4501 ............... 2,500 G4501/G5201 ........420 x 235 x 270 G5201 ............... 2,500 G5201P ..........420 x 245 x 270 G5201P ............. 2,500 Dry weight Noise at Operator’s ear (Racing)
9. Always hold the chain saw firmly with fall during the felling operation. both hands when the engine is run- 19. Keep the handles dry, clean and free ning. Use a firm grip with thumb and of oil or fuel mixture. GB-4 01-G4501・5201・5201P_GB_306_四.indd 4 13.6.20 11:29:36 AM...
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Sudden surprise semble the machine. contributes to accidents. • When you dispose of the machine, fuel, chain oil, be (2) Keep a good grip on the saw with sure to follow your local regulations. both hands, the right hand on the rear GB-5 01-G4501・5201・5201P_GB_306_四.indd 5 13.6.20 11:29:38 AM...
The screw at the left of the “T” stamp is the Idle adjustment screw. Position: Left side of the rear handle Shows the directions that the chain brake is released (white arrow) and activated (black ar- row). Position: Front of the chain cover GB-6 01-G4501・5201・5201P_GB_306_四.indd 6 13.6.20 11:29:38 AM...
Check and readjust the tension frequently as a loose chain can easily derail or cause rapid wear of itself and the guide bar. NOTE Pay attention to the correct direction of the saw chain. Moving direction GB-7 01-G4501・5201・5201P_GB_306_四.indd 7 13.6.20 11:29:38 AM...
• The Zenoah engines are lubricated by oil specially spillage around the unit. formulated for air-cooled 2-cycle gasoline engine use. If Zenoah oil is not available, use an anti-oxidant added WARNING quality oil expressly labeled for air-cooled 2-cycle 1. Select flat and bare ground for fueling.
Push in the decompression valve again before pulling the starter rope. Be sure to adjust the carburetor with the bar chain at- tached. 6. Allow the engine to warm up with the throttle lever pulled slightly. GB-9 01-G4501・5201・5201P_GB_306_四.indd 9 13.6.20 11:29:39 AM...
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When using the saw with the anti-freeze mode, frequent- ly check the screen and keep it clean of saw dust. NOTE When using the unit at times when it is snowing. Zenoah recommends that you also use a snow protector effective in preventing the air filter from freezing (e.g., the sepa- rately-sold Z2881-98610 snow protector).
If any defects are found, make sure to have on the filter edge are correctly fit with the projections on them repaired before operating the saw again. the cylinder cover. ■ PERIODICAL SERVICE POINTS 1. Cylinder fins Dust clogging between the cylinder fins will cause over- heating of the engine. Periodically check and clean the cylinder fins in the repair specialty store. GB-12 01-G4501・5201・5201P_GB_306_四.indd 12 13.6.20 11:29:41 AM...
• Be sure to wear safety gloves. After each cutter has been filed, check the depth gauge and file it to the proper level as illustrated. 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: 21BPX Appropriate gauge File size: 3/16 in (4.8 mm) checker Make the shoulder round Depth gauge standard 0.025″ (0.64 mm) GB-13 01-G4501・5201・5201P_GB_306_四.indd 13 13.6.20 11:29:41 AM...
• This saw is equipped with one of the following low kickback bar/chain combinations: Model Guide bar Saw chain Type Part No. Type Part No. Top plate cutting angle G4501 18″ Sprocket 364652114 21BPX 848CC21B72-50 nose 848CB58421 21BPX 848CC21B72-50 18″ Hard nose ■ Guide Bar G5201/ 18″...
SPECIFIED BY THE COMPANY, OR OTHER CAUSES BEYOND THE COMPANY'S CONTROL. THE PURCHASER SHALL BEAR COSTS OF TRANS- PORTING THE UNIT TO AND FROM THE ZENOAH THIS WARRANTY DOES NOT COVER THOSE PARTS DEALER. REPLACED BY NORMAL WEAR OR HARMLESS CHANGES IN THEIR APPEARANCE.
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