Exhaust System - Rotax 914 series Installation Manual

11) Exhaust system

See Fig. 13.
The complete exhaust system is in the volume of supply and is certified together with the
engine.
▲ WARNING: If the ROTAX exhaust system is not employed or if modified, certification to
◆ NOTE:
- Mean bending radius of an tail pipe:
- Exhaust bend, inside diameter:
- Medium tube length:
- The insertion depth of the tail pipe into the muffler must be ensured (See Fig. 13/1).
■ CAUTION:
Material of the exhaust system:
Location of the exhaust tail pipe (P1)
See Fig. 13.
Effectivity: 914 Series
Edition 2 / Rev. 0
INSTALLATION MANUAL
the latest requirements such as FAR or EASA has to be conducted by the
aircraft manufacturer.
Modifications are permissible only if agreed with by BRP-Rotax.
As an exception, the exhaust tail pipe can be modified to the following
requirements:
At a medium tube length of 250 mm (10 in.) and more, the tail pipe must have
additional support.
271 mm (10.67 in.)
BRP-Rotax
min. 40 mm (1.57 in.)
min. 38 mm (1.50 in.)
max. 250 mm (10 in.)
X 15CrNiSi 20 (DIN 1.4828) (AISI 309)
07618
Tube end P1
B
P1
Axes
x axis y axis z axis
mm mm mm
-438 +211 -338
Detail
B-B
05385
Fig. 13
page 39
July 01/2008