Oil And Purging Line Requirements - Rotax 912 i Series Installation Manual

1.5)

Oil and purging line requirements

Oil circuit, engine (main oil pump)
Oil lines
- Temperature durability:
- Pressure durability:
- Bending radius:
- Minimum inner dia. of oil lines in relation to total length
- Length of individual oil line:
Purging line of oil tank
Purging line
See
- Route the line without kinks and avoid sharp bends.
NOTE:
- The purging line must be routed in a continuous decline or furnished
- The purging line must be protected from any kind of ice formation from
Effectivity: 912 i Series
Edition 1/Rev. 0
BRP-Powertrain
INSTALLATION MANUAL
* unless otherwise stated by the hose manufacturer
up to 1 m (39.37 in.) inner
up to 2 m (78.74 in.) inner
up to 3 m (118.11 in.) inner
Fig. 5.
Water is a by-product of the combustion of fuel. Most of
this water will dissipate from the combustion chamber with
the exhaust gases.
A small amount will reach the crankcase and must be dis-
posed of through the purging line.
with a drain bore at its lowest point to drain any condensate.
condensation, e.g. insulation protection or routing in a hose with hot air
flow and furnishing the vent line with a bypass opening (1) before the
cowling outlet (2).
min. 140 °C (284 °F)
min. 10 bar (73 psi.)
min. 70 mm* (2.76 in.)
diameter
minimum 11 mm (0.43 in.)
diameter
minimum 12 mm (0.47 in.)
diameter
minimum 13 mm (0.51 in.)
max. 3 m (9.84 ft.)
79-00-00
Page 9
January 01/2012