Toro Groundsmaster 4500-D Series Service Manual page 250

Removal (Figure 136) (continued)
Hydraulic System: Service and Repairs
2. Read the General Precautions for Removing and Installing Hydraulic System
Components (page
3. Unlatch and raise hood.
4. Remove four (4) cap screws and washers used to secure fan (item 2) to
fan hub. Remove fan.
The radiator and engine may be hot. To avoid possible burns, allow
the engine and cooling systems to cool before removing fan motor.
5. Remove upper radiator shroud to allow access to hydraulic fan motor:
A. Remove air cleaner intake hose (item 10) from air cleaner and plenum on
top of radiator.
B. Clean junction of hydraulic tubes on right side of upper radiator shroud.
Loosen and separate hydraulic tubes (items 16, 17 and 18) that lead to
hydraulic fan motor.
C. Remove bulkhead nuts (items 21 and 22) that secure hydraulic tubes to
upper radiator shroud. Slide support shim (item 14) from tubes.
D. Remove fasteners that secure upper radiator shroud to lower radiator
shroud and radiator. Carefully lift upper shroud from machine.
E. Put caps or plugs on disconnected hydraulic tubes to prevent
contamination.
Make sure to not damage the radiator or other machine components
while loosening and removing the fan motor and bracket assembly.
6. Remove six (6) cap screws and flange nuts that secure fan motor bracket to
radiator. Carefully remove fan motor, hydraulic tubes and bracket assembly
from machine and place on suitable work surface.
5–87).
CAUTION
IMPORTANT
Page 5–148 Groundsmaster ® 4500-D/4700-D
19245SL Rev A