Flush Hydraulic System - Toro Reelmaster 3100-D Service Manual

Flush Hydraulic System

Reelmaster ® 3100-D/3105-D
20252SL Rev A
Flush the hydraulic system any time there is a severe component
failure or if the system is contaminated (fluid appears milky, black, or
contains metal particles).
Flush hydraulic system when changing from petroleum base
hydraulic fluid to a biodegradable fluid such as Toro Biodegradable
Hydraulic Fluid. Operate machine under normal operating conditions
for at least four (4) hours before draining.
If a component failure occurred in the traction circuit, refer to
Traction Circuit (Closed Loop) Component Failure (page 5–3)
information regarding the importance of removing contamination
from the traction circuit.
1. Park machine on a level surface. Lower cutting units, disengage PTO switch.
stop engine, and engage parking brake. Remove key from the key switch.
Before disconnecting or performing any work on the hydraulic
system, all pressure in the system must be relieved. See
Hydraulic System Pressure (page
Make sure to clean around any hydraulic connections that will be
disassembled.
2. Drain hydraulic tank.
3. Drain hydraulic system. Drain all hoses, tubes, and components while the
system is warm.
4. Change and replace hydraulic fluid filter.
5. Inspect and clean hydraulic fluid tank (see
5–72)).
Follow all local codes and regulations when recycling or disposing
hydraulic fluid and filters.
IMPORTANT
IMPORTANT
IMPORTANT
WARNING
5–3).
IMPORTANT
Hydraulic Tank Inspection (page
IMPORTANT
Page 5–65
Relieving
Hydraulic System: Service and Repairs
for