Toro Workman GTX Service Manual page 127

Removal (Fig. 13)
1. Park vehicle on a level surface, stop engine and re-
move key from the key switch. Do not apply parking
brake.
WARNING
Before jacking up the vehicle, review and follow
Jacking Instructions in Chapter 1 - - Safety.
2. Chock wheels not being removed. Use a jack to raise
rear wheel that is to be removed off the ground. Support
vehicle with appropriate jack stands beneath the frame.
3. Remove four (4) lug nuts and then remove rear
wheel assembly from the wheel hub.
4. Remove two (2) socket head screws that secure rear
brake caliper to the mounts on the transaxle tube. Slide
caliper assembly with attached brake line and parking
brake cable from brake rotor and support it away from
the rear wheel hub.
5. Remove rear wheel hub from transaxle shaft:
A. Remove cotter pin from the slotted hex nut and
transaxle shaft.
B. Remove nut, thrust washer, wheel hub and hard-
ened spacer from the shaft. During removal, note dif-
ferences between thrust washer and hardened
spacer for installation purposes. The hardened
spacer has a slightly larger OD and ID than the thrust
washer.
6. If necessary, separate brake rotor from wheel hub by
removing four (4) socket head screws.
7. If necessary, press wheel studs from wheel hub.
Installation (Fig. 13)
1. If brake rotor was removed from wheel hub, place ro-
tor on hub and secure with four (4) socket head screws.
Torque screws from 9 to 11 ft- -lb (13 to 14 N- -m).
2. If any wheel studs were removed from wheel hub,
use a press to install new studs into hub. Make sure that
stud shoulder is fully pressed against housing surface.
IMPORTANT: Do not get antiseize lubricant onto
brake rotor or brake pads.
3. Apply a light coating of antiseize lubricant to both the
transaxle shaft and splines in wheel hub bore.
Workman GTX Gasoline
4. Install the wheel hub to the transaxle shaft:
A. Install hardened spacer, wheel hub and then
thrust washer onto the transaxle shaft.
B. Secure wheel hub assembly with slotted hex nut.
Torque slotted hex nut from 220 to 240 ft- -lb (299 to
325 N- -m). Make sure that slot in nut aligns with hole
in transaxle shaft to allow installation of cotter pin. If
necessary, tighten slotted hex nut slightly to align
holes for cotter pin installation. DO NOT loosen slot-
ted hex nut to align holes.
C. Secure slotted hex nut to transaxle shaft with cot-
ter pin.
IMPORTANT: The socket head screws that secure
the brake calipers have a patch- -lock feature. If
screws are being re- -installed on vehicle, apply
medium strength thread locker to screw threads be-
fore installation.
5. Slide brake caliper onto brake rotor. Make sure that
rotor is between the brake pads in the caliper. Secure
caliper to the mounts on the transaxle tube with socket
head screws. Torque screws from 35 to 40 ft- -lb (48 to
54 N- -m).
6. Position rear wheel assembly to the vehicle with
valve stem facing out and secure with four (4) lug nuts.
7. Lower vehicle to ground.
8. Torque lug nuts in a crossing pattern from 75 to 95
ft- -lb (102 to 128 N- -m).
9. Check parking brake operation. Adjust parking brake
if necessary (see Parking Brake Adjustment in the Ad-
justments section of this chapter).
After disassembling any brake system compo-
nents, always check the brakes in a wide open,
level area that is free of other persons and ob-
structions.
10.Check brake operation.
Page 6 - - 15
CAUTION
Chassis