Installation Of The Engine - O.S. engine MAX-15 Owner's Instruction Manual

INSTALLATION
Installation in the model
A typical method of beam
mounting is shown below,left.
Rigid hardwood
(e.g. maple)
At least
At least
12mm(1/2")
12mm(1/2")
Make sure that the mounting beams are parallel
and that their top surfaces are in the same plane.
CORRECT
Front view
Side view
Top surfaces are in the
same plane.
O.S. radial motor mount
(Available as an optional extra part.
See parts list)
INCORRECT
Top surfaces are not
in the same plane. Opposite beam
Top surfaces
are not in the
Re-align the surfaces
same plane.
as necessary
Engine does
not seat firmly.
How to fasten the mounting screws.
3mm steel nuts
Spring washer or
lock washer
Hardwood mounting beams
O.S. radial motor mount
(cast aluminum)
8
Tighten second nut firmly
down onto first nut.
Tighten this nut first.
Hardwood such as
cherry or maple.
Steel washer
3mm steel screw
3mm steel Allen screw
Spring washer