Toro Groundsmaster 4000-D Service Manual page 127

Piston (Traction) Pump Service (Fig. 70)
For service of the piston (traction) pump (including the
servo control (item 28) assembly), see the Eaton Model
72400 Servo Controlled Piston Pump Repair Informa-
tion at the end of this chapter.
Groundsmaster 4000--D/4010--D Page 4 - - 89 Hydraulic System