1-S39
L4400 , WSM
ENGINE
Oil Pump
1. Remove the oil pump drive gear mounting nut, and draw out the
oil pump drive gear (1) with a puller.
2. Remove the four oil pump mounting screws.
3. Detach the oil pump (2).
W10180290
Crank Gear
1. Loosen the oil pump drive gear mounting nut.
2. Draw out the crank gear (1) with a puller.
3. Remove the feather key on the crankshaft.
(When reassembling)
• Check to see that the feather key on the crankshaft. Heat the
crank gear to approx. 80
°
C (176
°
F), and fit on the crankshaft.
W1081584
(3) Piston and Connecting Rod
Oil Pan and Oil Strainer
1. Remove the oil pan mounting screws.
2. Remove the oil pan (1) by lightly tapping the rim of the pan with
a wooden hammer.
3. Remove the oil pan gasket (2).
4. Remove the oil strainer (3) and O-ring.
(When reassembling)
• After cleaning the oil strainer (3), check to see that the filter mesh
in clean, and install it.
• Visually check the O-ring (4), apply engine oil, and install it.
• Securely fit the O-ring (4) to the oil strainer (3).
• Apply a liquid gasket (Three Bond 1215 or equivalent) to the oil
pan side of the oil pan gasket (2).
• To avoid uneven tightening, tighten oil pan mounting screws in
diagonal order from the center.
W1086664
(1) Pump Drive Gear
(2) Oil Pump
(1) Crank Gear
(1) Oil Pan
(2) Oil Pan Gasket
(3) Oil Strainer
(4) O-ring
KiSC issued 07, 2007 A
Tractor Manuals Scotland - Please Do Not Copy
Tractor Manuals Scotland
