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Reassembly
Install Air Cleaner Assembly
1
4
3
#2
2
1. Install a new air cleaner adapter gasket onto intake
manifold. Make sure that holes align.
2. Set air cleaner/mounting bracket assembly, with
hose and elbow attached, in position on engine.
Align all mounting holes. Start and fi nger tighten #2
side top screws with spacers.
3. Connect breather hose to air cleaner adapter.
4. Torque air cleaner adapter mounting screws to
7.3 N·m (65 in. lb.).
5. Install ECU bracket on #1 valve cover. Torque
screws in sequence shown to 6.2 N·m (55 in. lb.).
6. Install ECU to mounting bracket. Torque screws to
7.3 N·m ( 65 in. lb.).
7. Install ground wire on rectifi er-regulator mounting
screw. Install purple wire if it was removed from
connector. Attach connector plug to rectifi er-
regulator.
8. Connect wires for audible alarm, if used.
Install Radiator Assembly
1. Reassemble components of radiator assembly,
including upper and lower radiator hoses. Rubber
lubricant may be applied to inner surfaces of hoses
to make installation easier. Secure with hose
clamps.
2. Tighten radiator drain plug.
3. Carefully set radiator assembly into place, guiding
lower radiator hose inside RH support bracket. Make
sure that cooling fi ns do not come in contact with fan
blades as radiator is installed.
4. Position upper radiator support brackets on top of air
cleaner mounting bracket. Install and fi nger tighten
four mounting screws.
100
3
2
1
#1
4
KohlerEngines.com
5. Connect upper and lower radiator hoses to inlets of
radiator and water pump. Secure with hose clamps.
6. Check for adequate clearance between fan and
shroud. Adjust lower radiator supports as required,
then torque four mounting screws to 9.9 N·m
(88 in. lb.).
7. Hold radiator assembly in position; then torque
screws securing two upper radiator supports to
9.9 N·m (88 in. lb.).
8. If upper brackets to top radiator mounts were
loosened, torque to 9.9 N·m (88 in. lb.).
9. Reinstall retainer clips to secure radiator to support
brackets.
Install Ignition Coils
1. Install ignition coil to radiator mounting bracket.
Torque screw to 6.2 N·m (55 in. lb.) into new hole or
4.0 N·m (35 in. lb.) into used hole.
2. Repeat step 1 for other ignition coil.
3. Connect leads to ignition coils.
Install Fuses, Relay/Bracket
1. Connect ECU plugs and place fuses in holders.
2. Install relay bracket on ECU bracket. Install relay in
bracket.
66 690 14 Rev. A
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