Toro Groundsmaster 455-D Service Manual page 57

4. Remove the three gear locking bolts and TDC Lock
Pin tool.
5. Turn the crankshaft two revolutions (clockwise).
6. Re-install the TDC Lock Pin tool TOR 70153 N and
the three gear locking bolts.
IMPORTANT: If you can not install any one of the
locking devices, repeat the Timing Belt Installation
procedures from the beginning.
7. Loosen the bolt (Fig. 48, Item 18) and nut (Item 19)
to release the tensioner roller.
8. Re-tighten the bolt (Item 18) then the nut (Item 19) to
a torque of 17.5 Nm (13 ft-lb).
9. Remove the three gear locking bolts.
10. Install the covers (Fig. 49, Item 2, 3 and 4), cover
clips and cover attachment nut (Item 5).
11. Install the pulley.
A. Clean with a brush and de-grease the threads of
the bolt (Fig. 50, Item 1), the bearing faces of the
washer (Item 2) and the head of the bolt (Item 1).
B. Coat the threads of the bolt (Item 1) with thread
lock LOCTITE. Install the bolt (Item 1) and washer
(Item 2) and tighten to a torque of 40 Nm (30 ft-lb).
C. Tighten the bolt 60° further (one flat).
Groundsmaster 455-D
Page 3 - 39 Rev. B
A
Figure 48
5
Figure 49
Figure 50
Engine