Toro Groundsmaster 3280-D Service Manual page 170

Charging the Hydraulic System (continued)
Hydraulic System: Service and Repairs
13. Turn the steering wheel in both directions so that the steering cylinders move
in and out several times.
14. Operate the traction pedal in the forward and reverse directions. The drive
wheels should rotate in the proper direction. If the wheels rotate in the wrong
direction, shut off the engine, inspect the hydraulic line placement at the
hydraulic pump and hydraulic motor. Correct the hydraulic line installation
before you proceed.
15. Ensure that the traction pedal returns to the N
from the forward or reverse direction and adjust if necessary.
16. Check the operation of the traction interlock switches; refer to
Operation of the Interlock Switches (page
17. If the hydrostat/hydraulic pump was replaced or rebuilt, operate the traction
circuit so that all the wheels rotate slowly for 10 minutes.
18. Operate the machine by gradually increasing its work load to full over a 10
minute period.
19. Stop the machine. Check the hydraulic-fluid level in the hydraulic reservoir
(front axle) and add correct quantity of fluid if necessary; refer to the
Operator's Manual.
20. Check the hydraulic components for leaks and tighten any loose connections.
6–15).
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position when released
EUTRAL
Checking the
Groundsmaster ® 3280-D/3320
05138SL Rev B