Toro Groundsmaster 4300-D Service Manual page 155

Filtering the Closed-Loop Traction Circuit (continued)
Groundsmaster ® 4300-D
16226SL Rev C
8. With the engine running at high-idle speed (3,005 to 3,055 rpm) and traction
pedal moved to the forward direction, periodically apply brakes to increase
pressure in the traction circuit. While monitoring the filter indicator, continue
this process for 5 more minutes.
If you are using a filter that is not the Toro high flow filter that is
bi-directional, do not press the traction pedal in the reverse direction.
If the flow is reversed when using a filter that is not bi-directional,
unwanted material from the filter will again enter the traction circuit.
9. With the engine running at high-idle speed, alternately move the traction
pedal from forward to reverse. While monitoring the filter indicator, continue
this process for 5 more minutes.
10. Shut off the engine and remove the key from the key switch.
11. Remove the high flow hydraulic filter and hydraulic hose kit from the machine.
Connect the hydraulic hose to the left piston (traction) pump fitting. Ensure
that you properly tighten the hoses; refer to
Tube (O-Ring Face Seal Fitting) (page
12. Lower the machine to the ground.
13. Check the hydraulic-fluid level in the hydraulic tank and add correct quantity
of fluid if necessary; refer to the Operator's Manual.
IMPORTANT
4–9).
Page 4–93
Installing the Hydraulic Hose and
Hydraulic System: Service and Repairs