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Installing Mower Blades
1. Position mower blade (C) with the cutting edge towards the ground.
2. Align the splined center hole in the blade with the splined spindle
shaft (D) and put the blade onto the mower spindle shaft.
3. Install washer, with cupped side towards blade, and install nut to
secure blade onto splined spindle shaft.
4. Block mower blade with a piece of wood to prevent spinning and
tighten nut:
5. Using 15/16 in. socket, tighten 5/8 in. blade nut to specications.
Specication
Mower Deck Blade Nut — Torque. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 88 N·m (65 lb-ft)
Sharpening Blades
CAUTION: Blades are sharp. Always wear gloves when
handling blades or working near blades.
Always wear safety eye protection when grinding.
• Sharpen blades with grinder, hand le, or electric blade sharpener.
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• Keep original bevel (A) when grinding.
• The blade cutting edge (B) should meet specications.
Specication
Mower Blade Cutting Edge — Distance. . . . . . . . . . . . . . . . . . . . . . . . . 0.40 mm (1/64 in.)
• Balance blades before installing.
Balancing Blades
CAUTION: Blades are sharp. Always wear gloves when
handling blades or working near blades.
1. Clean blade.
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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
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
MXAL42869—UN—09APR13
CAUTION: The battery produces a ammable and explosive
gas.
The battery may explode:
• DDoo nnoott ssmmookkee oorr hhaavvee ooppeenn aammee nneeaarr bbaatttteerryy..
• WWeeaarr eeyyee pprrootteeccttiioonn aanndd gglloovveess..
• DDoo nnoott aallllooww ddiirreecctt mmeettaall ccoonnttaacctt aaccrroossss bbaatttteerryy ppoossttss..
• RReemmoovvee nneeggaattiivvee ccaabbllee rrsstt wwhheenn ddiissccoonnnneeccttiinngg..
• IInnssttaallll nneeggaattiivvee ccaabbllee llaasstt wwhheenn ccoonnnneeccttiinngg..
Removing and Installing the Battery
Removing
1. Park machine safely and lift hood. (See Parking Safely in the
SAFETY Section.)
Service Electrical
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