Toro groundsmaster 455-D - Machine will Not Travel in Either Direction; Traction Response Is Sluggish

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Traction Response Is Sluggish
Cause Correction
Brakes dragging. Inspect brakes and adjust or repair if necessary.
Charge pressure low - TEST NO. 6. Inspect charge relief valve and adjust or repair if
NOTE: Counterbalance pressure will also be necessary.
affected.
Inspect auxiliary pump and repair or replace if
necessary NOTE: Steering and lift will also be
affected if auxiliary pump is damaged.
Pump or motor damaged. Inspect and repair or replace traction pump or motor
if
necessary.
Machine Will Not Travel In Either Direction
Cause Correction
Front axle shift lever in neutral (middle) position. Move shift lever to engage transmission.
Damaged front axle or rear 4wd axle. Repair axle.
Brakes engaged. Inspect brakes and adjust or repair if necessary.
Hydraulic oil level too low. Fill to proper level.
Control linkage damaged or out of adjustment. Repair control linkage.
Charge pressure low - TEST NO. 6. Inspect charge relief valve and adjust or repair if
NOT
E: Counterbalance pressure will also be necessary.
affected.
Ins
pect auxiliary pump and repair or replace if
necessary NOTE: Steering and lift will also be
affected if auxiliary pump is damaged.
Traction pressure too low - TEST NO. 1. Inspect traction pump check/relief valves and repair
or r
eplace if necessary.
Check for damaged pump or motor(s) and repair or
replace if necessary.
Troubleshooting P
age 4 - 14 Groundsmaster
®
455-D