Toro Reelmaster 3555-D - Piston Pump;Hydrostat Flow and Relief Pressure Test

Reelmaster 3550−D/3555−D/3575−DHydraulic System Page 4 − 42
Traction Circuit Testing − Piston Pump/Hydrostat Flow and Relief Pressure Test
High Pressure
Low Pressure
Return or Suction
Flow
TO STEERING CONTROL
VALVE (P) PORT
3500 PSI
100−150 PSI
G2
G1
C2
200−300
TOW
VALVE
SUCTION
STRAINER
P1
P2
TRACTION WHEEL MOTORS
FRONT
REAR
FRONT
PSI
GEAR PUMP
TO MOW CONTROL
MANIFOLD (P) PORT
HYDROSTAT
CHARGE
CHARGE RELIEF
FORWARD
TESTER WITH
PRESSURE GUAGE
AND FLOW METER
LOWER
PORT
UPPER
PORT
CIRCUIT
PRESSURE