Craftsman 247.28905 - Manual (Page 25)

SERVICE AND MAINTENANCE
If your tractor has not been put into use for an extended period of time,
charge the battery as follows:
1. Set your battery charger to deliver a max of 10 amperes.
If your battery charger is automatic, charge the battery until the
charger indicates that charging is complete. If the charger is not
automatic, charge for no fewer than eight hours.
FUSE
Remove the hex flange nut that secures the blade to the spindle
assembly. See Fig. 23.
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. 24.
and the cutting blade to act as a stabilizer.
See Fig. 23.
5. Test the blade’s balance using a blade balancer. Grind metal
from the heavy side until it balances evenly.
NOTE: When replacing the blade, be sure to install the blade with the
side of the blade marked “Bottom” (or with a part number stamped in
it) facing the ground when the mower is in the operating position.
A CAUTION
Use a torque wrench to tighten the blade spindle hex flange nut to
between 70 Ibs-ft and 90 Ibs-ft.
CHANGING THE DECK BELT
AWARNING
Be sure to shut the engine off, remove ignition key, disconnect the
spark plug wire(s) and ground against the engine to prevent unin­
tended starting before removing the belt.
Figure 23
A CAUTION
All belts on your tractor are subject to wear and should be replaced it
any signs of wear are present.
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