Gear Pump (Pto, Steering, Deck Lift/Lower And Traction Charge Circuits) Flow Test (Using Tester With Pressure Gauges And Flow Meter) - Toro Groundsmaster 5900 Series Service Manual

Gear Pump (PTO, Steering, Deck Lift/Lower and Traction Charge
Circuits) Flow Test (Using Tester with Pressure Gauges and Flow
Meter)
TO FRONT DECK
MANIFOLD
P1 PORT
FROM STEERING/LIFT MANIFOLD
PORT T AND FRONT LIFT CYLINDERS
TO LEFT DECK
MANIFOLD
P1 PORT
FROM STEERING/LIFT
MANIFOLD PORT CL
1.03 CID
FROM FRONT
AND RIGHT
DECK MANIFOLDS
36 PSI
RETURN FILTER
FROM LEFT AND
RIGHT DECK CIRCUITS
FROM FRONT DECK MANIFOLD
AND STEERING UNIT
g287794
Groundsmaster ® 5900 & 5910
16227SL Rev B
THIRD GEAR
PUMP SECTION
FLOW TEST SHOWN
10.6 GPM
21.7 GPM
S2
21.7 GPM
0.032"
M5
2.11 CID 2.11 CID
M4
TRACTION PUMP
BREATHER
Figure 72
Page 5–67
TO STEERING/DECK LIFT
MANIFOLD PORT P1
M14
S1
E
0.032"
5080
PSI
4.15 CID
5080
PSI
290
PSI
L 2 L4 M 3 AM3
FROM TRACTION MANIFOLD CD1 PORT AND
WHEEL MOTOR CASE DRAINS
FROM STEERING/DECK LIFT
MANIFOLD CH2 PORT
TO TRACTION
MANIFOLD
P1 PORT
MA
42.7 GPM
A
FORWARD
ENGINE WOT
(Wide Open Throttle)
SPEED: 2530 RPM
B REVERSE
TO TRACTION
MANIFOLD
MB
P2 PORT
TO TRACTION
MANIFOLD
CH PORT
Hydraulic System: Testing