Toro TX525 - Page 407

DRIVE SYSTEM
7-30 Rev. 000 TX525 Service Manual
3. Install a key into the hydrostatic pump shaft keyway
(Fig. 1372).
Fig 1372 PICT-4650
Note: The pulley has a tapered through hole and a
thickerangeononesidethantheother(Fig.
1373).
Fig 1373 PICT-4662a
4. Slide the pulley onto the right hand hydrostatic pump
shaftwiththethickerangesidefacingtowardthe
pump (Fig. 1374).
Fig 1374 PICT-4758
5. Slide a washer onto the pump shaft (Fig. 1375).
Fig 1375 PICT-4760