Toro Groundsmaster 4500-D Series Service Manual page 252

Installation (Figure
Hydraulic System: Service and Repairs
136) (continued)
C. Position fan hub onto motor shaft and secure with washer (item 5) and
hex nut (item 4). Torque nut from 37 to 44 N·m (27 to 33 ft-lb).
D. Connect hydraulic tubes (items 1, 2 and 3) to fan motor fittings. Use
support shim (item 14 in
assembly.
Make sure to not damage the radiator or other machine components
while installing the fan motor and bracket assembly.
3. Carefully position fan motor and bracket assembly to radiator and secure with
six (6) cap screws and flange nuts.
4. Install upper radiator shroud
A. Place support shim (item 10) on hydraulic tubes connected to fan motor.
B. Carefully install upper shroud to machine. Make sure that upper shroud
mounting holes properly align with hydraulic tubes and fastener locations
in radiator and lower shroud.
C. Secure upper radiator shroud to lower shroud and radiator with removed
fasteners. Make sure that clearance between shroud and cooling fan is
at least 4.6 mm (0.180 in) at all points.
D. Slide support shim (item 10) onto hydraulic tubes and secure tubes to
upper shroud with bulkhead nuts (items 21 and 22).
E. Make sure that lubricated O-rings (items 19 and 28) are placed in
hydraulic tubes.
F. Remove caps and plugs placed in hydraulic tubes during removal to
prevent contamination. Connect and secure hydraulic tubes (items 16,
17 and 18) (see
Seal) (page 5–7)).
5. Position fan (item 2) to fan hub and secure with four (4) cap screws and
washers.
6. Install air cleaner hose (item 10) to air cleaner and plenum on top of radiator.
7. Lower and secure hood.
Figure 136) to help orientate tubes during
IMPORTANT
(Figure 136):
Installing Hydraulic Hoses and Tubes (O-Ring Face
Page 5–150 Groundsmaster ® 4500-D/4700-D
19245SL Rev A