Reassembly
90
19 690 01 Rev. --
KohlerEngines.com
Oil Pump Assembly
Oil pump is mounted inside oil pan. If service
was required and oil pump was removed, refer to
Disassembly/Inspection and Service procedure.
Governor Assembly
Governor assembly is located inside oil pan. If service
was required and governor was removed, refer to
Disassembly/Inspection and Service procedure.
Install Oil Pan Seal
PTO Oil Seal Details
A
B
A
3.0 mm (0.118 in.)
B
Oil Seal
1. Check to make sure there are no nicks or burrs in
crankshaft seal bore of oil pan.
2. Lightly oil outside diameter of oil seal.
3. Install oil seal into oil pan using a seal driver. Make
sure oil seal is installed straight and true in bore to
depth shown.
Install Oil Pan Assembly
Torque Sequence
1
3
5
7
9
11
2
4
6
8
10
12
1. Make sure sealing surfaces of oil pan and crankcase
are clean, dry, and free of any nicks or burrs.
2. Install a new oil pan gasket onto crankcase and two
O-rings on oil transfer passages.
3. Make sure oil pump is installed in oil pan.
4. Ensure end of locking tab washer on governor gear
is positioned outward in 6 o’clock position inside
crankcase.
5. Orient
fl
at of oil pump gear to match position of
fl
at
on camshaft. Install oil pan to crankcase. Carefully
seat camshaft and crankshaft into their mating
bearings. Rotate crankshaft slightly to help oil pump
and governor gears mesh.
6. Lightly oil threads and install screws securing oil pan
to crankcase. Torque fasteners in sequence shown
to 25.6 N·m (227 in. lb.).
Check Crankshaft End Play
Set engine on base and use a dial indicator to check
crankshaft end play. Camshaft end play should be
between 0.104/0.532 mm (0.0041/0.0209 in.).
Summary of Contents for Command Pro ECV850
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