Toro Multi Pro 1750 Service Manual page 239

Removal (Fig. 7)
1. Park machine on a level surface, stop spray pump,
stop engine and engage parking brake. Remove key
from ignition switch.
NOTE: Support the brake caliper with a cable tie or wire
once the brake caliper is removed from the machine. DO
NOT allow the brake caliper to hang by the brake hose.
2. Remove rear wheel, rear brake caliper, parking
brake caliper and brake rotor.
NOTE: Spindle nut is staked (deformed) to the splined
shaft during assembly. Clear away the deformed area of
the nut before removing the nut from the shaft or dam-
age to the shaft threads will occur.
3. Remove and discard the spindle nut.
4. Remove the four (4) flange head screws and flange
nuts that secure the wheel hub and bearing to the ma-
chine. Use the hole in the wheel hub to access flange
head screws. Remove wheel hub and bearing assembly
from machine.
5. Loosen and remove flange nuts, cap screws and
washers that secure driveshaft to transaxle shaft.
6. Slide driveshaft from transaxle shaft and remove
from vehicle.
7. If necessary, loosen and remove flange nut (item 5)
that secures splined shaft to driveshaft and remove
splined shaft from driveshaft.
Multi Pro 1750
Installation (Fig. 7)
1. If removed, attach splined shaft (item 18) to drive-
shaft:
A. Apply antiseize lubricant to splined shaft and
install into driveshaft.
B. Clean threads of splined shaft with solvent and
apply heavy duty thread locking compound (ie. Loc-
tite #271) to threads.
C. Install flange nut (item 5) onto splined shaft and
torque nut from 70 to 80 ft−lb (102 to 108 N−m).
2. Secure driveshaft to transaxle shaft:
A. Apply antiseize lubricant to transaxle shaft.
B. Slide driveshaft yoke onto transaxle shaft.
C. Align mounting holes in driveshaft yoke with
groove in transaxle shaft.
D. Install cap screws, washers and flange nuts to se-
cure driveshaft to transaxle shaft. Torque fasteners
from 35 to 40 ft−lb (48 to 54 N−m).
3. Apply antiseize lubricant to the splined shaft
(item 18).
4. Install wheel hub and bearing assembly over the
splined shaft. Install the four (4) flange head screws and
flange nuts that secure the wheel hub and bearing to the
machine. Use the hole in the wheel hub to access
mounting holes. Tighten the flange nuts from 35 to 40
ft−lb (48 to 54 N−m).
5. Install a new spindle nut. Tighten the spindle nut from
170 to 180 ft−lb (230 to 244 N−m). Stake (deform) the
outer lip of the spindle nut into the slot in the splined shaft
to lock the nut in place.
6. Install brake rotor with parking brake caliper in posi-
tion on rotor.
7. Install rear brake caliper. Tighten rear brake caliper
flange head screws from 35 to 40 ft−lb (48 to 54 N−m).
8. Install rear wheel. Tighten wheel lug nuts from 75 to
80 ft−lb (102 to 108 N−m).
9. Lubricate driveshaft grease fittings.
Page 7 − 13 Drive Train