SERVICE ELECTRICAL
blade (C).
2.Install replacement blade:
•Blade wing must face toward top of mower deck.
IMPORTANT: Avoid Damage! When installing the blade:
•Make sure the blade is properly seated on the spindle.
•Make sure the concave side of the large washer faces towards the blade.
•Install blade bolt (A), blade (B) and three 1/4 in. washers (C).
•Tighten blade bolt to 163 N•m (120
3.Lower machine.
4.Adjust mower deck to a desirable cutting height.
Sharpening Blades
CAUTION: Avoid injury! Mower blades are dangerous!
•Always wear gloves while working on blades.
•Always wear safety eye protection when grinding.
•Sharpen blades with grinder, hand file, or electric blade sharpener.
A
B
•Keep original bevel (A) when grinding.
•Blade should have 0.40 mm (1/64 in.) cutting edge (B) or less.
•Balance blades before installing.
Balancing Blades
CAUTION: Avoid injury! Mower blades are sharp. Always wear gloves when handling mower blades or work- ing near blades.
1. Clean blade.
2.Put blade on nail in a vise. Turn blade to horizontal position.
3.Check balance. If blade is not balanced, heavy end of blade will drop.
4.Grind bevel of heavy end. Do not change blade bevel.
Service Electrical
WARNING: Battery posts, terminals and related accessories contain lead and lead components, chemicals known to the State of California to cause cancer and reproductive harm. Wash hands after handling.
Service the Battery Safely
SERVICE ELECTRICAL - 31