Toro 2020, 5020, 3020 Hydraulic System Rev. A, Traction Reverse, Hydraulic Systems, Page

Sand Pro 2020/3020/5020

Page 4

HYDROSTAT				REVERSE		HOT OIL
						SHUTTLE
				A		VALVE
			IMPLEMENT
	CHARGE		RELIEF			A
	CHECK
	VALVE	R1
				LEFT	FRONT
TRACTION	CHARGE					M1
PUMP	PUMP			M2	M3
						RIGHT
P1	P2
					SP 3020 ONLY
						B
	CHARGE	R2
	CHECK
				ACCELERATION
	VALVE		CHARGE
				VALVES
			RELIEF
				B		RH WHEEL MOTOR
						WITH BLEED OFF
						FOR OIL COOLING
						IN FORWARD

– 11

Hydraulic System (Rev. A)

FILTER

TANK

OIL COOLER

Sand Pro 2020/3020/5020

Traction Reverse

High Pressure

Low Pressure (Charge)

Return or Suction

Flow

			SP 5020
	A
			B
	LEFT
	M2	RIGHT	M1
			A
	LIFT VALVE
	FRONT
	M3	FORWARD	RH WHEEL MOTOR
	B
	FRONT AND RH WHEEL		WITH BLEED OFF
	MOTORS HAVE REVERSE		FOR OIL COOLING
	TIMED MANIFOLDS		IN FORWARD
LIFT CYLINDER	TO LIFT VALVE

Hydraulic Systems