User manual YAMAHA YS624WM

[. . . ] . . itifnecessary. Ajustif necessary . damage. Replace . . . . Wheel Check deflection/ air pressure. 2. EngineOil Check oil level Replace Clean fuel cock and fuel tank filter. Lubrication Check damage Lubricatewith greaseor SAE 5W30 oil. . . *: It is recommended that these items be serviced by a Yamaha dealer or other qualified mechanic. 4. * Valve Clearance cold. . [. . . ] Raise or lower the skid to adjust the auger clearance between the lowest auger edge and a level surface. Standard Auger Clearance: 5 mm (0. 2 in) I FOOT PEDAL (Auger Height) ADJUSTMENT 4-Stage Position 1. Hold the handlebars with both hands while stepping lightly on the foot pedal. Raise or lower the handlebar to adjust the foot pedal position. Standard Foot Pedal Position: 2nd groove from the top CD Foot lu! CD Skid ~ Auger clearance I CIDLevel surface @ Lowest auger edge pedal I ~ CID Top groove Free position II NOTE: NOTE: . 11 · · · · Use the standard clearance for smooth concrete or asphalt roads. Increase the clearance for stone or gravel roads. Lower the foot pedal position to increase the auger height. Shift the foot pedal to a lower position when reversing the machine. . . . . Free Position 1. Tighten the skid nuts. NOTE: Be sure the skid bottom is in complete contact with the levelsurface. . . 8-590 SCRAPER ADJUSTMENT · II Be sure the main switch key and spark plug lead are re- · -35- moved or disconnected before adjusting. Be sure the auger and impeller have stopped before adjusting. -36- 1. Place the machine on a level surface and loosen the scraper bolts and nuts. Raise or lower the scraper to adjust the scraper height between the scraper edge and a level surface. Standard Scraper Height: 5 mm (0. 2 in) . . 6-592 AUGER SHEAR BOLT REPLACEMENT · · I Be sure the main switch key and spark plug lead are removed or disconnected before replacement. Be sure the auger and impeller have stopped before replacement. , I !I CD Scraper (2) Scraper height <ID Level surface 3 ~m (3). 4=. . . . II - Replace the auger shear bolts when the auger does do not rotate even though the impeller is rotating. NOTE: Use the spare shear bolts in your tool kit. . . T :~:~:~ NOTE: · 11 . EJ · Use the standard height for smooth concrete or asphalt roads. Tighten the scraper bolts and nuts. NOTE: Be sure the scraper edge is parallel to the level surface. -37- -38- 6. 594 6-596 DRIVE TRACK Deflection Check NOTE: Be sure the track is rotated several turns and placed on a level surface before checking. LUBRICATION NOTE: Use the grease or oil (SAE 5W30) for lubrication. 1. [. . . ] The machine must remain in a vertical position when stored, carried or operated. I II B-710 ENGINE 1. Remove the spark plug, pour about one tablespoon of SAE 10W30 or 20W40 motor oil into the spark plug hole and reinstall the spark plug. Recoil start the engine by turning over several times (with ignition off) to coat the cylinder walls with oil. -43- -44- (' 8. 800 SPECIFICATION DIMENSIONS Model Code Number Overall Length Overall Width Overall Height Dry Weight Unit mm (in) mm (in) mm (in) kg lib) YS624TM YS624WM ++YS828TM YS828WM +- WIRING DIAGRAM <D 1, 390 (54. 7) 1, 420 (55. 9) 1, 430 (56. 3) 1, 460 (57. 5) 610 (24. 0) 92 (203) 710 (28. 0) 103 (227) 1, 135 (44. 7) 1, 140 (44. 9) 1, 135 (44. 7) 1, 140 (44. 9) +- ENGINE Model Code Number Type Cylinder Arrangement Displacement Bore x Stroke Maximum Output Fuel Fuel Tank Capacity Total Engine Oil Quantity Ignition System Spark Plug: Type Gap ! Unit YS624TMIYS624WM I YS828TM IYS828WM cmJ *1 Forced air cooled 4-stroke gasoline SV *2 Inclined, 1-Cylinder 202 291 69x54 (2. 7x2. 1) 6/4, 000 78x61 (3. 1 x 2. 4) 8/4, 000 L-c::J . y--c::J B - mm (in) psi rpm L (Imp gal, US gal) L (Imp qt, US qt) Regular gasoline 5 (1. 1, 1. 32) 0. 95 (0. 84, 1. 04) 0. 68 (0. 60, 0. 72) T. C. I. [. . . ]