Kohler ECV940 Service Manual page 159

Install Valve Covers
Plastic Valve Covers
1. Make sure sealing surfaces are clean and free of
any nicks or burrs.
2. Install and properly seat seal onto each valve cover.
3. Install valve covers on same side as they were
originally installed.
4. Install a new grommet on each valve cover mounting
screw. Start each screw into hole.
5. Check position of each cover and seal, then torque
screws to 13.6 N·m (120 in. lb.).
Aluminum Valve Covers
NOTE: A new valve cover seal must be installed
anytime an aluminum valve cover is removed
from engine.
1. Make sure sealing surfaces are clean and free of
any nicks or burrs.
2. Install and properly seat a new seal into each valve
cover.
3. Apply clean engine oil under screw head and on
threads of each valve cover screw, O-ring, and new
valve cover seal.
4. Install valve covers on same side as they were
originally installed and tighten screws.
5. Check position of valve cover and seal.
Into New Head: Torque screw to 26 N·m (230 in. lb.)
to ensure seal seats in valve cover groove. Back off
screw to zero and then torque screw again to 18.1
N·m (160 in. lb.).
Into Used Head: Torque screw to 16.4 N·m
(145 in. lb.) to ensure seal seats in valve cover
groove. Back off screw to zero and then torque
screw again to 16.4 N·m (145 in. lb.).
Install Spark Plugs
1. Check gap using wire feeler gauge. Adjust gap to
0.76 mm (0.030 in.).
2. Install plug into cylinder head.
3. Torque plug to 27 N·m (20 ft. lb.).
62 690 05 Rev. H
Oil Cooler/Filter Components
A
C
E Cup Spring
G
I
Install Oil Filter Housing Assembly
Reassemble oil fi lter housing if disassembled previously.
Reassembly
1. Install small spring onto rubber valve, and insert
small end through corresponding hole in cup until
properly seated.
2. Install larger spring into fi lter housing.
3. Insert oil fi lter cup, aligning cutout with
corresponding section in housing.
4. Install nipple in housing and torque to 17.8 N·m
(158 in. lb.).
Installation
1. Make sure all sealing surfaces are clean and all
dowel pins are in position. Install or check new
O-rings are around all oil fi lter adapter dowel pins.
2. Install oil fi lter housing assembly and secure with M8
screw. Make sure housing is fl at on crankcase and
all O-rings remain in position. Torque screw to
23.7 N·m (210 in. lb.)
3. Oil fi lter may be installed now or upon completion of
engine assembly.
KohlerEngines.com
B
C
D
E
F
I
J
Oil Filter B
Cup D
F
Screw H
Pin J
Reassembly
A
G
H
Oil Filter Nipple
Valve Spring
Oil Filter Valve
Oil Filter Housing
O-Ring
159