Toro Z Master Z400 Series Service Manual page 68

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