Toro Reelmaster 3550-D Service Manual page 163

Removal (Fig. 83)
1. Park machine on a level surface. Lower cutting units,
stop engine and engage parking brake. Remove key
from the ignition switch.
2. Read the General Precautions for Removing and
Installing Hydraulic System Components in this chapter.
3. To prevent contamination of hydraulic system during
lift cylinder removal, thoroughly clean exterior of cylin-
der and fittings.
WARNING
Make sure that the cutting units are fully lowered
before loosening hydraulic lines from lift cylin-
ders. If cutting units are not fully lowered as hy-
draulic lines are loosened, cutting units may
drop unexpectedly.
NOTE: To ease installation, label the hydraulic hoses to
show their correct position on the lift cylinder.
4. Disconnect hydraulic hoses from lift cylinder being
removed and plug hydraulic hoses to prevent contami-
nation.
5. Detach rod end of lift cylinder from lift arm. Remove
retaining ring and flat washer from one end of the cylin-
der pin and slide pin from lift arm and cylinder rod end.
6. Detach barrel end of lift cylinder from frame.
Reelmaster 3550−D (Fig. 83)
For #4 & 5 lift cylinders, remove washer head screw
that secures the pivot pin to the frame and slide pivot
pin from frame and cylinder.
For #1 lift cylinder, remove lynch pin and thrust
washer from pivot pin and slide cylinder off pin.
Reelmaster 3555−D/3575−D (Fig. 84)
Remove washer head screw and flat washer from
pivot pin and slide lift cylinder from pin.
7. Remove lift cylinder from machine.
8. If hydraulic fittings are to be removed from lift cylind-
er, mark fitting orientation to allow correct assembly. Re-
move fittings from cylinder and discard O−rings.
Reelmaster 3550−D/3555−D/3575−D
REELMASTER 3555−D/3575−D SHOWN
3
4
1
5
4
3
7
6
7
1. #1 lift cylinder
2. #4 & 5 lift cylinder (2)
3. Retaining ring (6)
4. Flat washer (6)
Installation (Fig. 83)
1. If fittings were removed from lift cylinder, lubricate
and place new O−rings onto fittings. Install fittings into
cylinder port openings using marks made during the re-
moval process to properly orientate fittings. Tighten fit-
tings (see Hydraulic Fitting Installation in this chapter).
2. Secure barrel end of lift cylinder to frame.
Reelmaster 3550−D (Fig. 83)
A. For #1 lift cylinder, slide cylinder over pin and se-
cure with thrust washer and lynch pin.
B. For #4 & 5 lift cylinders, slide pivot pin into frame
and cylinder. Secure pivot pin to frame with washer
head screw.
Reelmaster 3555−D/3575−D (Fig. 84)
Slide cylinder over pin and secure with flat washer
and washer head screw.
3. Make sure that flat washer and retaining ring are in-
stalled on one end of the cylinder pin.
4. Position cylinder rod end to lift arm and insert pin
through lift arm and cylinder rod end. Secure pin to lift
arm with second flat washer and retaining ring.
5. Attach hydraulic hoses to lift cylinder (see Hydraulic
Hose and Tube Installation in this chapter).
6. Fill reservoir with hydraulic fluid as required.
7. After installation is completed, operate lift cylinder to
verify cylinder, hydraulic hose and fitting clearance.
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2
6
5
4
3
Figure 84
5. Pin (3)
6. Flat washer (3)
7. Washer head screw (3)
Hydraulic System
3
4