Toro 2020, 5020, 3020 service manual Front Wheel Motor, Removal Fig, Hydraulic System Rev. A, Page 4

Front Wheel Motor

9	8
	6	7
		11
					12
17
			15
5					13
			16	21	200 to 400 ft–lb
10					27.7 to 55.3 kg–m
	18				20
					22
					14
	45 to 55 ft–lb		19
	6.2 to 7.6 kg–m
RIGHT					1
FRONT					4
		3		2

Figure 53

1.	Hydraulic motor	9.	Relube flangette	16.	Spindle
2.	45o hydraulic fitting	10.	Flangette	17.	Bearing
3.	Hydraulic hose	11.	Bearing tab	18.	Lug nut
4.	O–ring	12.	Front wheel fork	19.	Drive stud
5.	Set screw	13.	Socket head screw	20.	Wheel hub
6.	Locking collar	14.	Lock nut	21.	Lock nut
7.	Cap screw	15.	Front wheel	22.	Woodruff key

8.Lock nut

Removal (Fig. 29)

1.Before removing any parts from the hydraulic sys- tem, park the machine on a level surface, engage the parking brake, lower attachment, and stop the engine.

CAUTION

Operate all hydraulic controls to relieve system pressure and avoid injury from pressurized hy- draulic oil. Controls must be operated with the ignition switch in OFF. Remove key from the igni- tion switch.

2.Clean hydraulic wheel motor, 45o hydraulic fittings, and hydraulic hose connections thoroughly.

3.Label all hydraulic connections for reassembly. Dis- connect hydraulic hoses from 45o hydraulic fittings. Al- low hoses to drain into a suitable container.

4.Match mark 45o hydraulic fittings and hydraulic wheel motor for reassembly. Remove fittings and O– rings from motor.

5.Put caps or plugs on disconnected hoses and fit- tings to prevent contamination.

6.Loosen both set screws on the locking collar.

7.Remove three cap screws and lock nuts securing the flangettes and bearing tab to the fork.

Hydraulic System (Rev. A) Page 4 – 56 Sand Pro 2020/3020/5020