Reassembly
116
62 690 05 Rev. E
KohlerEngines.com
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 Check Ball Kit
A
E
D
B
C
A
O-Ring
B
Retainer Ring
C
Check Ball Spring
D
Check Ball
E
16.2 mm (0.625 in.)
If retainer, spring, and check ball were removed from oil
feed passage of oil pan, be sure to reinstall in correct
assembly orientation.
Check ball fi rst, then spring, with spring retainer last
installed to proper depth below machined surface of oil
pan.
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.
Install Oil Pan Assembly
Torque Sequence
1
2
13
11
9
7
5
3
14
12
10
8
6
4
1. Make sure sealing surfaces of oil pan and crankcase
are clean, dry, and free of any nicks or burrs. Install
a new O-ring in oil pan.
2. Install a new oil pan gasket onto crankcase.
3. Make sure oil pump and oil pick up are 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 to 0.30/1.50 mm (0.011/0.059 in.) for
fl ange thrust bearing. Set engine crankshaft end play to
0.20/0.94 mm (0.008/0.037 in.) for non-thrust bearing.
Install Breather Assembly
1. Make sure sealing surfaces of crankcase and
breather cover are clean and free of any nicks or
burrs. Do not scrape surfaces, as this could result in
leakage.
2. Install breather chamber gasket as shown. Assemble
and install breather assembly components as
illustrated. Make sure fi lter does not extend above
top surface and all parts are properly aligned.
3. Install screws and torque to 12.4 N·m (110 in. lb.)
following sequence.
4. Breather hose will be connected to cover in a later
step.
