Mower Belt Replacement; Bleeding Fuel System - Kubota ZD221 Operator's Manual

64 PERIODIC SERVICE
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. Clean around the gear box.
4. Remove the belt from the tension pulley.
5. Remove the right hand bracket which mounts the gear
box to the mower deck and slip the belt over the top of
the gear box.
6. To install a new belt, reverse the above procedure.
A Tighten bracket bolts securely 77.6 to 90.2 N-m (8.0 to
9.2 kgf-m, 57.1 to 66.5 ft-lbs).
(1) Tension pulley
(2) Bracket (RH)
(3) Belt
(4) Bolt
(5) Nut
BBleeding Fuel System
Air must be removed:
1. When the fuel filter or lines are removed.
2. When tank is completely empty.
3. After the machine has not been used for a long period
of time.
C Bleeding procedure is as follows:
1. Fill the fuel tank with fuel.
2. Start the engine and run for about 30 seconds, and
then stop the engine.