Inspect the intake manifold:
• All
gasket surfaces must be smooth and free of
nicks.
• Use a machinist's straightedge to check for flat-
ness
in
all directions. The gasket surface must
be
flat, ± 0.003
in.
(0
.08 mm).
FUEL SYSTEM
INTAKE MANIFOLD
Remove two screws per leaf valve and remove
the
leaf valves as required.
When
disassembling leaf plate assemblies, do not
lift or bend leaf valves. Remove the leaf stop
9.
9115
Model
12319 screws and remove the stops, shims, and leaf
valves.
6
When disassembled, keep the stops, shims, and
leaf valves separated by assembly.
IMPORTANT: The 9.9 and 15 leaf valves are
not interchangeable. The thickness of the
valves
is
not the same.
25/30
MODELS
IMPORTANT:
Do
not disassemble leaf plate
25/30 Model
12685 assemblies unless leaf plate seats, leaf valves, or
leaf stops are damaged or corroded.
Disassembly
9.9/15
MODELS
IMPORTANT:
Do
not disassemble leaf plate
assemblies unless leaf plate
seats, leaf valves, or
leaf stops are damaged or corroded.
Remove one screw and nut per
leaf valve and
remove the
leaf plate assemblies as required.
12
686
When disassembled keep the stop leaf and valves
separated by assembly.
165
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