Toro Groundsmaster 4500-D Series Service Manual page 245

Removal (Figure 134) (continued)
Installation (Figure
Groundsmaster ® 4500-D/4700-D
19245SL Rev A
6. Remove cotter pins, slotted hex nuts, axle washer and ball joint spacer
from the threaded ends of ball joints. Remove steering cylinder with ball
joints from machine.
7. If necessary, remove ball joints from steering cylinder.
8. If hydraulic fittings are to be removed from steering cylinder, mark fitting
orientation to allow correct assembly. Remove fittings from cylinder and
discard O-rings.
134)
1. If fittings were removed from steering cylinder, lubricate and place new
O-rings onto fittings. Install fittings into cylinder ports using marks made
during the removal process to properly orientate fittings. Tighten fittings
(see Installing the Hydraulic Fittings (SAE Straight Thread O-Ring Fittings)
(page 5–9)).
2. If removed, press ball joints into lift cylinder and secure with retaining ring.
3. Slide ram end ball joint through hole on steering arm. Secure with axle
washer and slotted hex nut. Slide fixed end of cylinder through hole on axle.
Install spacer onto ball joint and secure with slotted hex nut. Torque slotted
hex nuts from 136 to 169 N·m (100 to 125 ft-lbs) prior to inserting cotter pins.
4. Remove caps and plugs from disconnected hoses and fittings.
5. Install hydraulic hoses to steering cylinder (see
and Tubes (O-Ring Face Seal) (page
6. Fill reservoir with hydraulic fluid as required.
7. After assembly is completed, operate steering cylinder to verify that hydraulic
hoses and fittings are not contacted by anything.
5–7)).
Page 5–143
Installing Hydraulic Hoses
Hydraulic System: Service and Repairs