Kohler Comand Pro CH1000, Service Manual

Page: 90 / 142

8.10
Section 8
Disassembly
Electric Fuel Pump
1. Removal will be determined based on mounted
location and application. Disconnect the lead
connections, fuel line connections, and mounting
hardware as required. Properly contain any
remaining fuel.
Valve Covers
1. Remove the screw and grommet securing each
valve cover.
2. Remove the valve cover and gasket from each
cylinder head. Note the locations of individual
valve covers if they are di
ff erent. See Figure 8-38.
Figure 8-38. Removing Valve Covers.
Remove Cylinder Heads and Hydraulic
Lifters
1. Remove the pipe plug from the cylinder head to
access the screw in the upper center location. See
Figure 8-39.
Pipe Plug Pipe Plug
Figure 8-39. Removing Pipe Plug.
2. Remove the fi ve hex fl ange screws securing each
cylinder head. Note the locations of washers and
spacer. See Figure 8-40.
Washers
Spacer
Figure 8-40. Removing Cylinder Head Fasteners.
3. Mark the position of the push rods as either
intake or exhaust and cylinder 1 or 2. Push
rods should always be reinstalled in the same
positions.
4. Carefully remove the push rods, cylinder head
and head gasket. See Figure 8-41.
5. Repeat the procedure for the other cylinder head.
Figure 8-41. Removing Cylinder Head Assembly.
6. Remove the li ft ers from the li ft er bores. Use a
Hydraulic Li ft er Tool. Do not use a magnet to
remove li ft ers. Mark the li ft ers by location, as
either intake or exhaust and cylinder 1 or 2.
Hydraulic li
ft ers should always be reinstalled in
the same position. See Figures 8-42 and 8-43.
NOTE: The exhaust li ft ers are located on the
output sha ft side of the engine while the
intake li ft ers are located on the fan side of
the engine. The cylinder head number is
embossed on the outside of each cylinder
head. See Figure 8-43.