Service Manual

HYDRAULIC SYSTEM

5-33Toro Z Master G3 3000/5000/6000 Series Service Manual

a. Torque the slotted nut to 200 ft-lbs. (271 Nm).

b. Check distance from bottom of slot in nut to inside

edge of hole. Two threads (0.1” / 0.0cm) or less

should be showing.

c. If more than two threads (0.1” / 0.254cm) are

showing, remove nut and install washer between

hub and nut.

d. Torque the slotted nut to 200 ft-lbs. (271 Nm).

e. Then tighten nut until the next set of slots line up

with cross-hole in shaft. Do not loosen nut to align

the slot. If required, tighten to the next set of slots.

f. Install a new cotter pin.

Note: Do not use anti-seize on wheel hub.

24. Install the rear tires and torque the lug nuts to 103.5

– 126.5 ft-lbs. (140.5 – 171.5 Nm).

25. Install the negative battery cable to the battery.

26. Start the unit up and allow the unit to warm up for

about 5 minutes, moving the motion control levers

from forward to reverse. Bring the motion control

levers into the neutral position. The rear tires should

not move forward or reverse. If they do creep, see

“Adjusting the Motion Control Linkage (Neutral

Adjustment)” on page 5-34.

27. Remove the jack stands and lower the unit down.

Fig. 372 g. 83 G009039

23. Using a 1/2” drive breaker bar installed in the square

hole in the pump idler assembly, rotate the idler arm

counter-clockwise to relieve tension and install the

v-belt around the engine pulley, UHT transmission

pulleys and the idler pulley (Fig. 372).

A. Idler pulley E. LH hydraulic pump

B. Clutch pulley pulley

C. Pump drive belt F. Square hole in idler arm

D. RH hydraulic pump G. Idler spring

pulley