Evinrude 4906B 4HP 1969, Owner'S Manual

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Front view
of
the reed box showing the Phillips
screws that must be removed before the box can be
removed from the plate.
stops on both arms of the "V". If a problem
develops with this type reed box, it is
strongly recommended that the complete
assembly be replaced -- reeds, box, and
stops. The assembly may be purchased as a
complete unit and the cost will usually not
exceed the time, effort, and problems en-
countered in an attempt to replace only one
part.
CLEANING AND SERVICE
Al ways handle the reeds with the utmost
care. Rough treatment will result in the
reeds becoming distorted and will affect
their performance.,
Wash the reeds in solvent, and blow them
dry with compressed air from the
BACK,
SIDE ONLY. Do not blow air through the
Front view
of a
reed plate with check valves. This
arrangement is only used with
a
pressure fuel tank.
REED SERVICE 3-9
Back side of the same plate shown at the bottom of
the previous column. Notice how the reed stops are
centered over the
reeds.
reed from the front side. Such action would
cause the reed to open and fly up against
the reed stop. Wipe the front of the reed
dry with a lint free cloth.
Clean the base plate thoroughly by re-
moving any old gasket material.
Secure the reed blocks together with
screws and nuts tightened to the torque
value given in the Appendix.
Check for chipped or broken reeds. Ob-
serve that the reeds are not preloaded or
standing open. Satisfactory reeds will not
adhere to the reed block surface, but still
there is not more than 0.010" (0.254- mrn)
clearance between the reed and the block
surface.
00 NOT remove the reeds, unless they
are to be replaced. AL WAYS replace reeds
in sets. NEVER turn used reeds over to be
used a second time.
Reed stop installation with flat bars acting as the
reed stop. The bars are the same width
as
the reed.