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Section 4 - ADJUSTMENTS & REPAIR
4.5 MOWER BLADE REPLACEMENT
4.5.1. BLADE WEAR LIMITS
(continued from previous page)
NEW BLADE
WEAR LIMIT
(NOTCH STARTS)
DANGEROUS CONDITION!
DO NOT USE ON MOWER!
REPLACE WITH NEW BLADE.
MOUNTING
BOLT
BEVELED
WASHER
FIGURE 4.5
FIGURE 4.6
WARNING
DO NOT use a cutting blade that shows signs of
excessive wear or damage. Refer to Figure 4.5. Wear
heavy leather gloves when handling or working
around cutting blades. Blades are extremely sharp
and can cause severe injury.
4.5.2. BLADE SHARPENING
1. Remove blade. See Figure 4.6.
2. Inspect condition of blade.
Refer to Figure 4.5.
3. If blade is in good condition, sharpen at
22 to 28 degrees. DO NOT sharpen beyond
existing cutting edge.
See Figure 4.7.
4. Check blade balance after sharpening.
If necessary, correct blade balance by
grinding the heavy end of blade.
IMPORTANT: Blade balancing should be
performed by a qualified dealer.
5. Reinstall blade. See Figure 4.5. Torque
blade mounting bolts to recommended
range of 70 to 80 ft. Ibs.
DO NOT SHARPEN
BEYOND ORIGINAL
CUTTING EDGE
BLADE
ORIGINAL CUTTING EDGE
J
BLADE TIP
\
FIGURE 4.7
18
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