Toro Z 440 Pro Value Series, Service Manual

Page: 68 / 190

4-3 Z Master Z400 Service Manual
4
HYDRAULIC SYSTEM
7. Remove the two high pressure hydraulic lines,
located at the rear of the hydrostatic pump (Fig.
152).
Fig 152 PICT-0086a
8. With a spring puller, remove the extension spring
from the idler arm assembly and remove the cog belt
(Fig. 153).
Fig 155 PICT-0091a
10. Loosen and remove the two bolts and nuts retaining
the hydrostatic pump to the frame (Fig. 155).
Fig 154 PICT-0090a
9. Loosen the two square head set screws located on
the pump sheave and remove the pulley (Fig. 154).
Fig 153 PICT-0087a