Lx410/450/490 Operator's Manual
11.Remove the engine oil filter by turning
counterclockwise.
12.Clean the area around engine oil filter mounting
base.
13.Apply a small amount of clean engine oil into the
gasket of the new engine oil filter.
14.Install the new engine oil filter by turning
clockwise:
• Until the gasket is seated against the engine oil
filter base.
• Turn the engine oil filter an additional half turn.
15.Install the engine oil drain plug.
Avoid over tightening.
16.Remove the engine oil filler cap.
17.Pour an approximately 3.9 qt. (3.6 L) of engine oil.
18.Install the engine oil filler cap.
19.Start and run the engine at idle to check for any
leaks.
20.Shut off the engine.
Repair any leaks before operating the tractor.
21.The engine oil level must be between the upper
and lower marks on the dipstick.
Add engine oil as necessary.
22.Lower the hood.
■
Inspect and Adjust the Toe-in
1. Mark the center line of the front end of the two
front tires.
2. Mark the center line of the rear end of the two
front tires.
3. Measure the distance between the marks at the
rear end of the tire as D.
4. Measure the distance between the marks at the
front end of the tire as A.
5. Get the difference of the distance measurements:
D minus A.
• The difference of the distance measurements
must be limited to 0.16 to 0.32 in. (4 to 8 mm).
6. If the difference of the distance measurement is
not within the limits.
• Loosen the lock nut of the left and right tie rods.
• Adjust the length of the threaded portion of the
left and right tie rods.
• Repeat the preceding procedures 3, 4 and 5 until
the required difference of the distance
measurement is attained.
7. If the difference of the distance measurement is
within the limits.
• Hold the tie rod and tighten the lock nut.
(A) Front axle
(B) Tie rod
(C) Lock nut
(A) Front tire (front end)
(B) Front axle
(C) Tie rod
(D) Front tire (rear end)
(a) Front
(b) Rear
■
Check the Air Intake Hoses and
Clamps
1. Park the tractor safely and securely.
• For details, see "7. Safe Practices for Parking the
2. Shut off the engine.
3. Chock all the tires safely and securely.
4. Allow the engine to cool down for several
minutes.
5. Raise the hood.
6. Check for loose clamps.
As necessary, tighten the upper air intake hose
clamp and the lower air intake hose clamp.
7. Lower the hood.
NOTE
●
Poorly adjusted toe-in can cause difficulty in
steering action or abnormal sway of the steering
wheel.
450140515
(A)
(B)
(C)
450 Toe-in
(B)
(C)
(D)
(a)
(b)
(A)
