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Groundsmaster 4000--D/4010--D Page 3 -- 11 Kubota D iesel Engine
Removal (Fig. 9)
1. Park machine on a level surface, lower cutting
decks, stop engine, apply parking brake and remove
key from the ignition switch.
2. Open and support hood.
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--glycol antifreeze is poisonous. Dis-
pose of coolant properly or store it in a properly
labeled container away from children and pets.
3. Drain radiator into a suitable container using the ra-
diator drain. The radiator drain hose is located near the
engine oil filter.
4. Disconnect upper and lower radiator hoses from the
radiator.
5. Remove air cleaner hose (item 61).
6. Disconnect reservoir hose from the vent tube near
the radiator cap.
7. Detach upper radiator shroud from the radiator and
lower radiator shroud. Remove upper shroud from ma-
chine.
8. Remove fasteners that secure lower radiator shroud
to radiator.
9. Remove six (6) flange head screws and flange nuts
that secure fan motor bracket to radiator.
10.Position lower radiator shroudand fan motorbracket
assembly away from radiator.
11.Disconnect wire harness c onnector from tempera-
ture sender (item 8).
12.Remove capscrews and flange nuts securing the ra-
diator to the support frame. Carefully pull radiator from
the machine.
13.Plug all radiator and hose openings to prevent con-
tamination.
Installation (Fig. 9)
1. Remove all plugs placed during the removal proce-
dure.
2. Carefully position radiator to the support frame. Se-
cure radiator to the support frame with cap screws and
flange nuts.
3. If temperature sender (item 8) was removed from ra-
diator, install new O--ring on sender and thread sender
into radiator. Torque sender from 9to11ft--lb(12.3to
14.9 N--m). R econnect wire harness connector to sen-
der.
4. Position lower radiator shroud andfan motor bracket
assembly to the radiator.
5. Secure fan motor bracket to radiator with six (6)
flange headscrews and flange nuts. Position bracket as
far as possible from radiator to maximize distance be-
tween radiator and fan motor location.
6. Position upper radiator shroud to lower radiator
shroud to radiator. Secure shrouds with removed fas-
teners.
7. Attach radiator shroud assembly to the radiator with
cap screws and flat washers. Make sure that clearance
between shroud and cooling fan is at least 0.180” (4.6
mm) at all points.
8. Connect reservoir hose to the vent tube near the ra-
diator cap.
9. Connect upper and lower radiatorhoses to the radia-
tor.
10.Reinstall air cleaner hose (item 61).
11.Make sure radiator drain is closed. Fill radiator with
coolant.
12.Close and secure hood.
Kubota
Diesel Engine