Toro Groundsmaster 4100-D Service Manual page 133

Removal (Fig. 66)
1. Park machine on a level surface, lower cutting deck,
stop engine, engage parking brake and remove key
from the ignition switch.
2. Read the General Precautions for Removing and
Installing Hydraulic System Components at the begin-
ning of the Service and Repairs section of this chapter.
NOTE: To ease installation, label the hydraulic lines to
show their correct position on the wheel motor.
3. Disconnect hydraulic hoses and tubes from wheel
motor. Put caps or plugs on motor ports and hose open-
ings to prevent contamination.
IMPORTANT: Before loosening fasteners, support
wheel motor to prevent motor from falling during re-
moval.
4. Remove wheel motor using Figure 66 as a guide.
5. If hydraulic fittings are to be removed from motor,
mark fitting orientation to allow correct assembly. Re-
move fittings from motor and discard O--rings.
Groundsmaster 4100--D/4110--D
Installation (Fig. 66)
IMPORTANT: If 90
from backplate of right side wheel motor, make sure
that straight fittings (item 14) are installed and cor-
rectly torqued before installing 90
1. If fittings were removed from motor, lubricate and
place new O--rings onto fittings. Install fittings into port
openings using marks made during the removal process
to properly orientate fittings. Tighten fittings (see Hy-
draulic Fitting Installation in the General Information
section of this chapter).
2. Install O--ring (item 8) onto motor. Position wheel
motor to brake assembly making sure that arrows on the
side of motor case point upward.
3. Align splines on motor shaft and splined brake shaft.
Slide motor into brake assembly.
4. Secure motor to brake assembly with cap screws
and flat washers. Tighten cap screws from 75 to 85 ft- -lb
(101 to 115 N- -m).
5. Remove plugs from wheel motor ports and hose
openings. Using labels placed during wheel motor re-
moval, correctly attach hydraulic hoses and tubes to
wheel motor (see Hydraulic Hose and Tube Installation
in the General Information section of this chapter).
6. Fill reservoir with hydraulic fluid as required.
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o
fitting (item 10) was removed
o
fitting.
Hydraulic System