49
Disassembly/Inspection and Service
24 690 34 Rev. D KohlerEngines.com
Crankcase Components
A
Q
P
H
F
E
B
A
C
D
G
I
L
J
O
N
M
R
K
Y
S
V
U
T
W
X
A Oil Seal B Closure Plate (Style A) C
Gerotor Gears
(Style A)
D Dipstick Tube
E
Oil Pick-Up Tube
(Style A)
F
Oil Pump Assembly
(Style A)
G Governor Gear Shaft H Governor Gear
I Camshaft J Piston Pin K Piston Ring Set L Piston Pin Retainer
M Piston N Connecting Rod O
Connecting Rod End
Cap
P Crankshaft
Q Crankcase R Governor Cross Shaft S Closure Plate (Style B) T
Outer Gerotor Gear
(Style B)
U Ball (Style B) V Spring (Style B) W
Oil Pump Cover O-ring
(Style B)
X
Oil Pump Assembly
(Style B)
Y
Oil Pick-Up Tube
(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.
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