Mark.
Riechers@
mercmarine.
com
Transmission
Date:
03/
15/
2005
01:
13:
23
PM
To:
Alan
Stout/
AA/
USEPA/
US@
EPA
cc:
Dave.
Oughton@
mercmarine.
com,
Sue_
Bucheger@
mercmarine.
com
Subject:
Fw:
Part
91
Revisions
in
Word
Format
Alan,

Your
proposed
date
of
manufacture
change
looks
good
to
us.

Sue
Bucheger
found
another
Part
91
error
in
91.207.
Please
see
below.

Thanks
for
your
help.

Mark
Mark
R.
Riechers
Regulatory
Development
Manager
Mercury
Marine
W6250
Pioneer
Road
P.
O.
Box
1939
Fond
du
Lac,
WI
54936
USA
920­
924­
1831
920­
251­
1113
cell
mark_
riechers@
mercmarine.
com
­­­­­
Forwarded
by
Mark
Riechers/
FDL/
Mercury
on
03/
15/
2005
12:
07
PM
­­­­­
Sue
Bucheger/
FDL/
Mercury
03/
14/
2005
04:
47
PM
To
Dave
Oughton/
FDL/
Mercury@
MercuryMarine
cc
Mark
Riechers/
FDL/
Mercury@
MercuryMarine,
Bob
Sheahan@
MercuryMarine
Subject
Re:
Part
91
Revisions
in
Word
FormatLink
This
equation
is
wrong,
the
minus
sign
belongs
outside
the
parentheses.
Has
this
been
communicated
to
EPA?

(
a)
*
*
*
S(
t)
=
exp
(­
0.906t/
µ
life)
4
*
*
*
*
*

Also,
I
gave
Bob
S.
the
other
revised
equations
for
him
to
review.
I
haven't
heard
any
problems
­
­
Bob,
can
you
comment
please?

Susan
Bucheger
Phone:
920­
929­
4978
Fax:
920­
926­
6962
Mercury
Marine
R&
D
Engine
Test
&
Instrumentation
