Cutting Blades - Troy-Bilt TB WC33 XP Operator's Manual

10. Carefully unhook the mower's lift assembly from the rear
deck supports.
11. Use the deck height lever to raise the lift assembly to its
highest position.
12. Remove the wooden blocks from under the deck and
gently slide the cutting deck toward the rear of the
machine.
13. Pull the click pin out and unhook the drive spring cable
from the idler arm assembly. See Fig. 7-4.
14. Gently slide the cutting deck to the right, out from beneath
the mower.
To install the cutting deck, follow the above steps in reverse
order to reattach deck and belt cover

Cutting Blades

WARNING!
ignition key (if so equipped) before removing the
cutting blade(s) for sharpening or replacement.
Protect your hands by using heavy gloves when
grasping the blades.
WARNING!
spindle for cracks or damage, especially after you've
struck a foreign object. Do not operate the machine
until damaged components are replaced.
To remove the blades, proceed as follows:
1. Remove the deck from beneath the mower (refer to Cutting
Deck Removal earlier in this section), then gently flip the
deck over to expose its underside.
2. Place a block of wood between the center deck housing
baffle and the cutting blade to act as a stabilizer.
See Fig. 7-5.
3. Remove the hex flange nut that secures the blade to the
spindle assembly. See Fig. 7-5.
24 S 7— S
ection ervice
Figure 7-4
Shut the engine off and remove
Periodically inspect the blade and/or
Figure 7-5
4. To properly sharpen the cutting blades, remove equal
amounts of metal from both ends of the blades along the
cutting edges, parallel to the trailing edge, at a 25° to 30°
angle. Always grind each cutting blade edge equally to
maintain proper blade balance. See Fig. 7-6.
CAUTION:
If the cutting edge of the blade has
previously been sharpened, or if any metal
separation is present, replace the blades with new
ones.
WARNING!
A poorly balanced blade will cause
excessive vibration, may damage the mower and/or
result in personal injury.
Figure 7-6