Kohler command pro CH742 Service Manual page 49

Crankcase Components
R
A
Q
A Oil Seal
Oil Pick-Up Tube
E
(Style A)
I Camshaft
M Piston
Q Crankcase
U Ball (Style B)
Oil Pick-Up Tube
Y
(Style B)
Remove Closure Plate Assembly
1. Remove screws securing closure plate to crankcase.
2. Locate splitting tabs cast into perimeter of closure plate. Insert drive end of a 1/2" breaker bar between top
splitting tab and crankcase. Hold handle horizontal and pull toward you to break RTV seal. If necessary, pry at
bottom tabs also. Do not pry on sealing surfaces as this could cause leaks. Carefully pull closure plate from
crankcase.
Inspection
Inspect oil seal in closure plate and remove it if it is worn or damaged. Refer to Install Closure Plate Oil Seal in
Reassembly for new oil seal installation.
Inspect main bearing surface for wear or damage. Refer to specifi cations. Replace closure plate assembly if required.
24 690 34 Rev. D
M
N
O
L
P
H
B Closure Plate (Style A)
Oil Pump Assembly
F
(Style A)
J Piston Pin
N Connecting Rod
R Governor Cross Shaft
V Spring (Style B)
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Disassembly/Inspection and Service
K
J
X
I
G
F
E
Gerotor Gears
C
(Style A)
G Governor Gear Shaft
K Piston Ring Set
Connecting Rod End
O
Cap
S Closure Plate (Style B)
W Oil Pump Cover O-ring
(Style B)
V
T U
W
Y
S
D
C
B
A
D Dipstick Tube
H Governor Gear
L Piston Pin Retainer
P Crankshaft
Outer Gerotor Gear
T
(Style B)
Oil Pump Assembly
X
(Style B)
49