Kohler HD Series Service Manual page 48

Disassembly/Inspection and Service
Cylinder Head Components
B
A
A Valve Cover
E Rocker Arm Stud
I Valve Spring
M Cylinder Head
Remove Valve Cover
NOTE: Valve cover is sealed to cylinder head using RTV
silicone sealant. When removing valve cover, use
care not to damage gasket surfaces of cover and
cylinder head. To break RTV seal, hold a block of
wood against 1 fl at face of valve cover. Strike wood
fi rmly with a mallet. If seal doesn't break loose after
1 or 2 attempts, repeat procedure on other side.
1. Remove screws securing valve cover.
2. Using a brass wire brush and gasket remover or
similar solvent, clean old RTV from surface of
cylinder head and valve cover.
48
H
E
I
G
F
D
C
B Jam Nut
F Push Rod
J Intake Valve Seal
N Valve
KohlerEngines.com
L
K
J
C Rocker Arm Pivot
Push Rod Guide
G
Plate
K Spark Plug
O Dowel Pin
Remove Jam Nuts and Rocker Arm Pivots
Use a socket and wrench to remove jam nuts and rocker
arm pivots from rocker studs.
Remove Rocker Arms
Noting orientation, lift rocker arms off rocker studs.
Remove Push Rods
Remove push rods and mark them for reinstallation.
Remove Rocker Studs
Unscrew and remove rocker studs from cylinder head.
O
N
M
D Rocker Arms
H Valve Keeper
L Baffl e
14 690 10 Rev. --