Installing Camshaft; Determine Camshaft End Play; Install Oil Pressure Relief Valve - Kohler CV11-16 Service Manual

Installing Camshaft

1. Lubricate the camshaft lobes and bearing
surfaces with engine oil.
2. Align the timing marks on the camshaft gear and
the smaller crankshaft gear. Lower the camshaft
into the bearing surface in crankcase. Make sure
the camshaft gear and smaller gear on crankshaft
mesh and the timing marks are aligned. See
Figure 11-13.
Camshaft Timing Mark
Crankshaft Timing
Mark (Small Crankgear)
Figure 11-13. Aligning Timing Marks on Crank Gear
and Cam Gear.

Determine Camshaft End Play

1. Install the shim* spacer, removed during
disassembly, to the camshaft.
2. Install the camshaft end play checking Tool
No. KO1031 to the crankcase and camshaft.
Secure the tool to the crankcase with the hex.
flange screws provided. See Figure 11-14.
Camshaft End
Play Checking
Tool
Hex. Flange
Screws
Figure 11-14. Checking Camshaft End Play.
Shim Spacer
Flat Feeler Gauge
3. Using a flat feeler gauge, measure the camshaft
end play between the shim* spacer and the end
play checking tool.
Camshaft end play should be 0.076/0.127 mm
(0.003/0.005 in.).
*Not on all models.
4. If the camshaft end play is not within the specified
range, remove the end play checking tool and
add, remove, or replace shims as necessary.
Several color coded shims are available:
White: 0.69215/0.73025 mm (0.02725/0.02875 in.)
Blue: 0.74295/0.78105 mm (0.02925/0.03075 in.)
Red: 0.79375/0.83185 mm (0.03125/0.03275 in.)
Yellow: 0.84455/0.88265 mm (0.03325/0.03475 in.)
Green: 0.89535/0.99345 mm (0.03525/0.03675 in.)
Gray: 0.94615/0.98425 mm (0.03725/0.03875 in.)
Black: 0.99695/1.03505 mm (0.03925/0.04075 in.)
5. Reinstall the end play checking tool and recheck
end play.
6. Repeat steps 4 and 5 until the end play is within
the specified range.

Install Oil Pressure Relief Valve

Early (Five-Piece) Style Oil Pressure Relief Valve
1. Place the relief valve body in the cavity of the oil
pan, so the relief hole is just above the boss.
2. Insert the piston and spring into the body. See
Figure 11-15.
Figure 11-15. Installing Oil Pressure Relief Valve
Body, Plunger, and Spring.
Section 11
Reassembly
11
Spring
Piston
Relief Valve Body
Relief Hole
11.5