Toro Z Master 4000 Series - Hydraulic System Maintenance

Note: The wheels should stop turning or slightly
creep in reverse.
Note: Y ou may need to remove the
motion-control cover to gain access.
13. Shut of f the machine.
14. Remove the jumper wire from the wire harness
and plug the connector into the seat switch.
15. Remove the jack stands.
16. Raise the mower deck and install the
height-of-cut pin.
17. Check and ensure that the machine does
not creep in neutral with the parking brake
disengaged.
Hydraulic System
Maintenance
Hydraulic System Safety
• Seek immediate medical attention if uid is injected
into skin. Injected uid must be surgically removed
within a few hours by a doctor .
• Ensure that all hydraulic-uid hoses and lines are
in good condition and all hydraulic connections
and ttings are tight before applying pressure to
the hydraulic system.
• Keep your body and hands away from pinhole
leaks or nozzles that eject high-pressure hydraulic
uid.
• Use cardboard or paper to nd hydraulic leaks.
• Safely relieve all pressure in the hydraulic system
before performing any work on the hydraulic
system.
Hydraulic-Fluid
Specications
Hydraulic Fluid T ype: T oro
®
HYPR-OIL
™
500
hydraulic uid
Important: Use the specied uid. Other uids
could damage the hydraulic system.
ZT 4400 Hydros Hydraulic System Capacity (with
lters removed): 7.57 L (8 US qt)
ZT 5400 Hydros Hydraulic System Capacity (with
lters removed): 9.46 L (10 US qt)
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