Toro Reelmaster 2000-D, Руководство по обслуживанию

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Removal (Fig. 53)
1. Park the machine on a level surface, engage the
parking brake, lower the cutting units, and stop the en-
gine. Remove the key from the ignition switch.
2. Remove cutting unit from rear lift arm (see Traction
Unit Operator’s Manual).
CAUTION
draulic oil.
Operate all hydraulic controls to relieve system
pressure and avoid injury from pressurized hy-
CAUTION
The rear lift cylinder is located near the muffler
exhaust pipe. To avoid possible burns, allow the
exhaust pipe to cool before working on the rear
lift cylinder.
3. Label all connections for reassembly. Disconnect
both hydraulic hoses from hydraulic fittings on lift cylin-
der. Allow hoses to drain into a suitable container.
4. Put caps or plugs on disconnected hoses and fittings
to prevent contamination.
5. Remove washer head screw (6) that secures ram
pivot pin (6) to frame. Slide ram pivot pin from frame and
lift cylinder.
6. Rotate lift cylinder while swinging the lift cylinder
down from the frame, so the hydraulic fittings (11 and 12)
clear the exhaust system.
7. Remove cotter pin (1) and flat washer (14) from cle-
vis pin (15). Support lift cylinder and slide clevis pin with
second flat washer out of the lift arm. Remove lift cylin-
der from machine.
8. Remove hydraulic fittings (11 and 12) and O–rings
from the lift cylinder.
Installation (Fig. 53)
1. Coat new O–rings lightly with clean hydraulic oil.
Install hydraulic fittings with new O–rings to the lift cylin-
der.
2. Position lift cylinder inside frame pivot supports.
Install ram pivot pin and washer head screw.
3. Swing the lift cylinder up so the clevis is positioned
at the lift arm slot. Slide a flat washer onto the clevis pin.
Slide clevis pin through the lift cylinder clevis and the lift
arm slot. Install remaining flat washer and then cotter pin
onto the clevis pin.
4. Remove caps or plugs from disconnected hoses.
Install hose connections onto hydraulic fittings. Tighten
hydraulic hose fittings.
5. Install cutting unit to rear lift arm (see Traction Unit
Operator’s Manual).
6. Check and adjust rear carrier frame height (see Trac-
tion Unit Operator’s Manual).
7. Follow Hydraulic System Start–up procedures.
Hydraulic System
Reelmaster 2000–D Page 4 – 73 Hydraulic System