Toro Reelmaster 3100-D Service Manual page 80

Piston Pump (P3) Flow and Traction Relief Pressure Test (Using Tester with Pressure
Gauges and Flow Meter)
LOWER
PORT
TO GEAR PUMP SUCTION
THROUGH CASE DRAIN
Hydraulic System
M5
TRACTION WHEEL MOTORS
M4
DUMP
VALVE
3000 psi
TRACTION
RELIEF
100 to 150 psi
P3
Page 4 − 32
TOP PORT
M6
UPPER
PORT
FROM HYDRAULIC
MANIFOLD (CHG) PORT
PISTON PUMP
(HYDROSTAT)
High Pressure
Low Pressure
Return or Suction
Flow
Reelmaster 3100−D