TOHATSU BFT 115A Owner's Manual page 6

The remote control type is classified
into the following three categories
according to the control box position.
Side-mount type:
Panel-mount type:
Top-mount type:
Check the type of your outboard
motor and read this Owner's Manual
thoroughly before operation. Texts
with no type indication are the
information and/or procedures
common to all types.
FRAME SERIAL NUMBER
R1 type
R2 type
R3 type
Record the frame and engine serial
numbers for your reference. Refer to
the serial numbers when ordering
parts, and when making technical or
warranty inquiries.
The frame serial number is stamped
on a plate attached on the right side of
the stern bracket.
Frame serial number:
ENGINE SERIAL NUMBER
The engine serial number is stamped
on the upper right side of the engine.
Engine serial number:
3