Kohler COMMAND CV17-745 Service Manual page 183

Kohler Engine Parts Call K&T 606-678-9623 or 606-561-4983
Figure 11-42. Torquing Rocker Arm Screws.
4. Use a spanner wrench or rocker arm lifting tool
(see Section 2), to lift the rocker arms and
position the push rods underneath. See Figure
11-43.
Figure 11-43. Using Spanner Wrench to Lift Rocker
Arm over Push Rod.
5. Repeat the above steps for the remaining cylinder.
Do not interchange parts from the cylinder heads.
6. Rotate the crankshaft to check for free operation
of the valve train. Check the clearance between
the valve spring coils at full lift. Minimum
allowable clearance is 0.25 mm (0.010 in.).
Install Spark Plugs
®
1. Use new Champion (or equivalent) spark plugs.
2. Set the gap at 0.76 mm (0.030 in.).
3. Install new plugs and torque to 24.4-29.8 N·m
(18-22 ft. lb.). See Figure 11-44.
Figure 11-44. Installing Spark Plugs.
Install Ignition Modules
1. Rotate the flywheel to position the magnet away
Figure 11-45. Installing Ignition Modules.
2. On engines equipped with SMART-SPARK
3. Install each ignition modules to the crankcase
www.mymowerparts.com
from the ignition module bosses.
modules are installed the same way – with the
two tabs out. See Figure 11-46.
On engines not equipped with SMART-SPARK
the modules are installed with the spark plug lead
wire from module always away from the cylinder.
On #1 cylinder, the single kill tab should be
towards you. See Figure 11-45. On #2 cylinder, the
single kill tab should be away from you (in).
bosses with the two screws (hex. flange or allen
head, based on model). Slide the modules up as
far away from the flywheel as possible and snug
the screws to hold them in that position.
Section 11
Reassembly
both
™,
11
™
11.13