Toro 520XI Service Manual page 38

HYDROSTATIC DRIVE
TROUBLESHOOTING
Tractor will not operate in either direction because the
engine bogs down or stalls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 - 3
Tractor goes forward only at partial speed and is slow or
does not operate in reverse . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 - 3
Tractor will not operate in either direction. . . . . . . . . . . . . . . . . . . . 3 - 3
Tractor operates erratically . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 - 4
Tractor operates in both directions but with loss of power.
Condition becomes worse as transmission becomes hot.. . . . . . . 3 - 4
Transmission overheating . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 - 4
Abnormal vibration or noise. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 - 4
3
TRANSAXLE FLUID
General Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 - 5
Checking Fluid Level . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 - 5
Fluid Change . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 - 6
Filter Change . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 - 6
BRAKE
General Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 - 7
Adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 - 7
NEUTRAL ADJUSTMENT
General Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 - 8
Adjustment Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 - 8
3 - 2
Table of Contents
5xi Series Tractor Service Manual