Removing The Mower Deck - Toro 74943 Operator's Manual

Rear-Discharge Machines
Important:
The right blade on this mower deck is
counter-rotating and uses a left-threaded blade
bolt. Use Figure 115
the mower blades.
1. Install the left and center blades, curved
washers, and blade bolts to the spindle shafts
(Figure 114 and
Important:
The curved part of the blade
must point upward toward the inside of the
mower to ensure proper cutting.
Note:
Install the curved-washer cone towards
the bolt head (Figure
2. Install the right blade, curved washer, and blade
bolt (left-threaded bolt) to the spindle shaft
(Figure 114 and
3. Torque the blade bolt to 115 to 150 N∙m (85 to
110 ft-lb).

Removing the Mower Deck

Lock out the spring-loaded deck arms before servicing
or removing the mower deck.
WARNING
Deck-lift arm assemblies have stored energy.
Removing the deck with out releasing the
stored energy can cause serious injury or
death.
Do not attempt to disassemble the deck from
the front frame without locking out the stored
energy.
1. Park the machine on a level surface, disengage
the blade-control switch (PTO), and engage the
parking brake.
2. Shut off the engine, remove the key, and wait
for all moving parts to stop before leaving the
operating position.
3. Place the height adjustment pin in the 7.6 cm (3
inch) cutting-height location.
Note:
This locks the deck-lift arms in the lowest
position when the deck is removed and the
stored energy in the deck spring is released.
4. Remove the belt covers.
5. Lift up the floor pan and insert a ratchet into
the square hole in the deck idler
Figure 119).
6. Rotate the deck idler clockwise, lift up on the
belt-guide tab (rear-discharge machines only),
for the correct placement of
Figure 115).
114).
Figure 115).
(Figure 118
and remove the mower belt
Figure 119).
1. Clutch pulley
2. Mower belt
3. Spring-loaded idler pulley
4. Ratchet
or
72
(Figure 118
Figure 118
Side-Discharge Machines
5. Square hole in the idler
arm for the ratchet
6. Idler grease fitting
7. Belt guide
or
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