Replacing The Cutting Blades - Ryobi ZTR480ex Traduction Des Instructions Originales

REMOVING THE CUTTING DECK
See fig. 21.
The cutting deck can be removed from the mower
to easily access the blades when changing.
1. Turn off the product, engage the parking
brake, and remove the start key. Make
sure that all moving parts have come to a
complete stop.
2. Make sure that the drive levers are in
the open position, and the blade engage
knob is down.
3. Set the cutting deck to the lowest height.
4. Disconnect the cables that connect the
cutting deck to the mower.
5. Remove the 4 hitch pins and washers that
secure the cutting deck in place.
6. Slide the deck out from under the mower.
Reverse the steps to reinstall the cutting deck
to the mower.
1
2
Washer
1
30 | English
Cable
2
Cutting deck
Fig 21

REPLACING THE CUTTING BLADES

See fig. 22 - 23.
WARNING
Use only original replacement blades and
blade bolts authorised by the manufacturer
of your mower. Use of blades and blade
bolts that are not authorised is hazardous
and may damage your mower.
NOTE: Make sure that all parts are replaced in
the exact order in which they were removed.
1. Turn off the product, engage the parking
brake, and remove the start key. Make
sure that all moving parts have come to a
complete stop.
2. Make sure that the drive levers are in
the open position, and the blade engage
knob is down.
3. Set the cutting deck to the maximum
height to allow access to the blades.
NOTE: If necessary, raise the mower by
stands, or remove the cutting deck as
described in the previous section to gain
access to the blades.
WARNING
If raising the mower to access the blades,
make sure that the mower is properly
secured and the parking brake is engaged
before proceeding. Failure to properly
secure the mower could cause it to fall,
resulting in death or possible serious
4. Wedge a block of wood between the
blade and mower deck to prevent the
blade from turning.
5. Loosen the blade nut by turning it
counterclockwise (as viewed from bottom
of mower) using a 15 mm wrench or
socket (not provided).
6. Remove the blade nut, spring washer,
and blade.
7. Place the new blade on the shaft against
the corresponding blade posts. Ensure
that blade is properly seated with the