Toro Groundsmaster 3500-D Service Manual page 41

Removal
1. Park machine on a level surface, lower cutting units,
stop engine, engage parking brake, and remove key
from the ignition switch.
2. Open and remove engine hood from the machine.
CAUTION
Do not open radiator cap or drain coolant if the
radiator or engine is hot. Pressurized, hot cool-
ant can escape and cause burns. Ethylene- -gly-
col antifreeze is poisonous. Dispose of coolant
properly, or store it in a properly labeled contain-
er away from children and pets.
3. Place a suitable container under the radiator to col-
lect the coolant. Open draincock valve, and completely
drain the radiator.
4. Remove glow plug relay from the radiator assembly.
Position relay away from the radiator.
5. Disconnect following hoses from the radiator:
A. Upper radiator hose to the water pump.
B. Lower radiator hose to the engine block.
C. Coolant hose to the expansion tank.
D. Air hose to the air cleaner.
6. Remove expansion tank and bracket from the top fan
shroud.
7. Remove both fan shrouds from radiator assembly.
8. Remove flange head screws securing the top and
bottom of the radiator frame to the radiator. Remove four
carriage bolts and lock nuts securing the radiator to the
radiator frame.
Groundsmaster 3500--D
9. Pull radiator carefully from the radiator frame.
10.Plug any openings to prevent contamination.
Installation
1. Remove any plugs used during the removal proce-
dures.
2. Position radiator carefully to the radiator frame.
3. Secure radiator assembly to the radiator frame with
four carriage bolts and lock nuts. Secure top and bottom
of radiator to frame with flange head screws.
4. Secure both fan shrouds to the radiator assembly
with flange head screws.
5. Secure expansion tank bracket and tank to the top
fan shroud with both flange head screws and flange
nuts.
6. Connect following hoses to the radiator:
A. Upper radiator hose to the water pump.
B. Lower radiator hose to the engine block.
C. Coolant hose to the expansion tank.
D. Air hose to the air cleaner.
7. Secure glow plug relay to the radiator assembly with
both thread forming screws.
8. Make sure draincock valve is closed. Fill radiator
with coolant (see Check Cooling System).
9. Install engine hood to the machine. Close and latch
hood.
Page 3 - - 21 Rev. D Kubota Diesel Engine