then reposition the engine mounts on to the fire-wall
and secure them with four 4x25mm hex bolts.
- Reposition the engine on to the engine mounts so
the distance from the prop hub to the fire wall is
127mm
- Mark the engine mounting plate where the four
holes are to be drilled.
Note: Mark the mounting plate through the engine
mounting flanges.
- Reposition the engine on the engine mount beams,
aligning it with the holes. Secure the engine to the
engine mount using four 3x25mm screws.
Attach the four blind-nuts to the fire-wall as show,
3mm
- Remove the engine and drill a 3mm holes
through the beam at each of the four marks made
above.
......4
............4
4x25mm hex bolt
Blind-nut
4mm washer
............4
3x20mm hex bolt
Nut
.............4
...4
127mm
16- Glow engine
continued
YAK-9
16
