Mower Belt Replacement - Kubota Z723 Operator's Manual

A Tighten the bolts of the blades from 103 to 118 N-m
(76 to 87 lbf-ft) of torque.
A The blade bolts have Right hand threads. Turn them
counterclockwise to loosen.
A To prolong the service life of the blades, reposition
them as shown in the figure below periodically.
(1) LH blade
(2) Center blade
(3) RH blade
BMower Belt Replacement
1. Remove the mower deck from the machine according
to the procedure "DISMOUNTING THE MOWER
DECK".
2. Remove the left and right hand shield from the mower
deck.
3. Remove the belt.
4. To install a new belt, reverse the above procedure.
A Tighten the tension pulley bolt securely 77.6 to 90.2 N-
m (8.0 to 9.2 kgf-m, 57.1 to 66.5 lbf-ft).
(1) Tension pulley
(2) PTO clutch pulley
(3) Mower belt
(4) Bolt
(5) Shield
PERIODIC SERVICE 63