Kohler Command CV730 User Manual download pdf (Page 197)

11.10

Section 11

Reassembly

Figure 11-34. Intake Valve Seal Location.

Assemble Cylinder Heads

Prior to installation, lubricate all components with

engine oil, paying particular attention to the lip of the

valve stem seal, valve stems, and valve guides. Install

the following items in the order listed below using a

valve spring compressor. See Figures 11-35 and 11-36.

• Intake and exhaust valves

• Valve spring caps

• Valve springs

• Valve spring retainers

• Valve spring keepers

Figure 11-35. Valve Components.

Figure 11-33. Installed Breather Reed.

Valve Stem Seals

These engines use valve stem seals on the intake

valves and occasionally on the exhaust valves. Use a

new seal whenever the valve is removed or if the seal

is deteriorated or damaged in any way. Never reuse an

old seal. See Figure 11-34.

Figure 11-32. Match Numbers on Cylinder Barrel

and Head.

4. If the breather reeds and stops were removed

from the crankcase, reinstall them at this time

and secure with the hex flange screw. Torque the

screw to 4.0 N·m (35 in. lb.). See Figure 11-33.

Valve

Keepers

Retainer

Cap

Spring

Intake Valve Seal

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Kohler Command CV730 User Manual Page 197