Poulan 1994-01 User Manual - Page 22

E BLADE SHARPENING A WARNING Always stop the engine before sharpening a blade. The blade will continue to spin after the engine stops or after the throttle trigger has been released. Make sure the blade has stopped coasting and disconnect spark plug before performing work on the blade. 1. Check blades for flatness periodically. Lay theblade onaflat surface and inspect thebladefor flatness before sharpening. Throw away a blade that is not flat. 2. File or grind each edge in the same manner to maintain a balanced blade. Figure 30 . A WARNING Always replace a blade that is bent, warped, cracked, or damaged in any other way. Never attempt to straighten and re-use a damaged blade. Use only the specified replacement blade. I CAUTION: I Wear protective gloves when handling or performing maintenance on the blade to help avoid injury. A WARNING To prevent the blade from cracking or flying apart after sharpening, do not file within 1/4 inch of the radii shown in Figure 30 BRUSH BLADE File Or Grind Blade As Shown Maintain Radius In This Area Sharpen This Area Only Maintain Radius / In This Area. Figure 30 G. OPTIONAL 4 Point, 8" Blade A WARNING Always stop the engine before sharpening a blade. The blade will continue to spin after the engine stops or after the throttle trigger has been released. Make sure the blade has stopped coasting and disconnect the spark plug before performing work on the blade. 1. The 4 point, 8 inch blade is reversible. When the cuttingedge ononesidebecomesdull, turnthe blade over. When both sides of cutting edges become dull, the blade may be resharpened. 2. Check blades for flatness periodically. Lay theblade ona flat surfaceand inspect thebladefor flatness before sharpening. Throw away a blade that is not flat. 3. File or grind each edge in the same manner to maintain a balanced blade. Figure 30 . A WARNING Always replace a blade that is bent, warped, cracked,or damagedin anyother way. Never attempt to straighten and re-use a damaged blade. Use onlythespecified replacement blade. CAUTION: Wear protective gloves when handling or performing maintenance on the blade to help avoid injury. A WARNING To prevent the blade from cracking or flying apart after sharpening, do not file within 1/4 inch of the radii shown in Figure 30 . File or Grind Each Edge in the Same Manner to Maintain a Balanced Blade. 1/4 Inch I la- Maintain Radius Maintain Radius Sharpen This / Area Only Figure 31 MAINTENANCE ACCESSORIES FLEX SHAFT LUBE AIR FILTER SPARK PLUG - 22 - 952-701570 952- 711509 530-030077