Kohler Command PRO ECH630 Service Manual page 107

2. Mark the location of the push rods as either
intake or exhaust and cylinder 1 or 2. Push
rods should always be reinstalled in the same
positions.
3. Carefully remove the push rods, cylinder heads,
and head gaskets. See Figure 8-54.
Figure 8-54. Removing Cylinder Head.
4. Remove the lift ers from the lift er bores. Use a
hydraulic lift er tool. Do not use a magnet to
remove lift ers. Mark the lift ers by location, as
either intake or exhaust, and cylinder 1 or 2.
Hydraulic lift ers should always be reinstalled in
the same position. See Figures 8-55 and 8-56.
Figure 8-55. Removing Hydraulic Lifters.
Figure 8-56. Marking Hydraulic Lifters.
Disassemble Cylinder Heads
1. Remove the two hex fl ange screws, rocker arm
pivots and rocker arms from the cylinder head.
See Figure 8-57.
Figure 8-57. Removing Rocker Arm.
2. Compress the valve springs using a valve spring
compressor. See Figure 8-58.
Figure 8-58. Removing Valves with Valve Spring
Compressor.
Section 8
Disassembly
8
8.13