Sharpening The Blade - Skil PM4912B-00 Manual Del Propietário

Installing the Blade
WARNING
maintenance on the mower blade. Always remove the battery packs when servicing or
transporting the mower.
NOTICE: To re-install or replace the blade, be sure to replace the parts exactly in the order in
which they were removed (Fig. 15).
a. Mount the adaptor onto the motor shaft.
b. Wearing protective gloves, position the blade on the adaptor with engraved arrows facing
toward the outside.
c. Mount the bolt into the shaft and turn it clockwise by hand to pre-tighten it.
d. Place a metal rod (e.g., a 3.5" (90mm) length screw bit) with diameter of 3/16" (4.8mm) into
the aligned holes to act as a stabilizer.
e. Use the blade wrench (provided) to tighten the bolt clockwise. The recommended torque for
the blade bolt is 22–26 ft-lb (30–35Nm) (Fig. 16).
Fig. 15

Sharpening the Blade

WARNING
maintenance on the mower blade. Always remove the battery packs when servicing or
transporting the mower.
WARNING
WARNING
can cause serious injury. Inspect the blade regularly and do not operate the mower with a
worn or damaged blade.
NOTICE: Keep the blade sharp for best mower performance. A dull blade does not cut grass
cleanly or mulch properly.
A dull blade can be sharpened, but a blade that is excessively worn, bent, cracked, or
otherwise damaged must be replaced. A worn or damaged blade can break, causing blade
pieces to be thrown from the mower.
If the blades are found to be bent, take the lawn mower to an authorized SKIL service center
for inspection.
22
Always protect your hands by wearing heavy gloves or wrapping the
cutting edges with rags or other materials when performing any
Blade
Adaptor
Always protect your hands by wearing heavy gloves or wrapping the
cutting edges with rags or other materials when performing any
Use proper eye protection while removing, sharpening, and installing
the blade.
A worn, cracked, or damaged blade can break and pieces of the
damaged blade can become dangerous projectiles. Thrown objects
Fig. 16
Bolt
Stabilizer
Tighten