Wheel Motor Installation - Toro Z Master Z400 Series Service Manual

HYDRAULIC SYSTEM

Wheel Motor Installation

Note: As a reminder, prior to connecting the
hydraulic lines, the O-rings should be
replaced with new ones and lightly lubricated
with petroleum jelly.
1. Install wheel motor using the 4 bolts, spacers, lock
washers and nuts. Install spacer between the frame
and the motor housing. (Fig. 186).
4
2. Torque the wheel motor bolts to 75 to 85 ft-lbs. (102
to 115 Nm) (Fig. 187).
4-12
Fig 186 PICT-0007a
Fig 187 PICT-0008a
3. Install and tighten the two hydraulic lines to the
wheel motor fittings (Fig. 188)
Fig 188
4. Install the wheel hub assembly, making sure the
woodruff key is in place. Install the castle nut on the
wheel motor shaft. Torque the wheel hub nut to 125
ft-lbs. (169 Nm) (Fig. 189).
Note: Re-torque nut at 100 hours, and every 500
hours thereafter. Washer 1-523157 can be
used under nut to keep cotter pin engaged
with nut castellations.
Fig 189
Z Master Z400 Service Manual
PICT-0009a
PICT-0012a