Toro Pro Sweep 5200, Руководство по обслуживанию

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Removal (Fig. 15)
1. Empty sweeper hopper and position sweeper on a
level surface. Chock sweeper wheels to prevent sweep-
er from moving. If sweeper is attached to tow vehicle,
engage tow vehicle parking brake, stop engine and re-
move key from the ignition switch.
CAUTION
Operate all sweeper hydraulic controls to relieve
system pressure and to avoid injury from pres-
surized hydraulic oil. See Relieving Hydraulic
System Pressure in the General Information sec-
tion of this chapter.
2. Relieve sweeper hydraulic system pressure.
3. Disconnect hydraulic hose from hydraulic fitting on
lift cylinder. Locate and discard o–ring from between
hose and fitting. Allow hose to drain into a suitable con-
tainer.
4. Plug disconnected hose and fitting to prevent con-
tamination.
5. Remove lock nuts (item 5) and cap screws (item 3)
that are used to retain lift cylinder pivot pins (item 4) to
sweeper frame.
Installation (Fig. 15)
1. If removed, install hydraulic check valve fitting and
new o–ring into lift cylinder.
2. Position lift cylinder to the machine mounting points.
Make sure the port of the lift cylinder faces the front of
the machine.
3. Align lift cylinder mounting holes with frame mounts.
Install pivot pins. Secure pivot pins to frame with cap
screws and lock nuts.
4. Remove plugs from disconnected hose and fitting.
5. Connect hydraulic hose with new o–ring to hydraulic
fitting on lift cylinder. Tighten hose connection.
Hydraulic System
CAUTION
machine. Lift cylinder weighs approximately
43 pounds (19.5 kg).
To prevent personal injury, make sure that lift
cylinder is supported as it is removed from the
6. Support lift cylinder and slide pivot pins from the lift
cylinder and machine frame.
7. Remove lift cylinder from the machine.
8. If needed, remove hydraulic check valve fitting and
o–ring from the lift cylinder. Discard o–ring.
Pro Sweep 5200 Page 3 – 23 Hydraulic System