Drainage Piping On Airbox And Drip Trays - Rotax 912 Series Installation Manual

2.1.1) Drainage piping on airbox and drip trays

See
General note
Requirements on the drainage piping:
Drainage piping
- The lines have to be routed such that in case of damage the surplus
- Route the lines without kinks and avoid tight bends.
- Route the lines with a continuous decline.
- The lines have to be protected against any kind of blockage e.g. by for-
Float chamber venting lines (1):
Float chamber
venting lines
Connecting nipple (3) for leakage line:
Connecting nip-
ple for leakage
Outside dia.
line
Slip on length
Effectivity: 912 Series
Edition 2/Rev. 0
BRP-Powertrain
INSTALLATION MANUAL
Fig. 7
Non-compliance can result in serious injuries or death!
WARNING WARNUNG
Connect drainage lines well, otherwise emerging fuel
from a possible leakage could drip onto the exhaust
system. RISK OF FIRE!
With closed or blocked leakage piping, fuel could end
NOTICE
WARNUNG
up on exhaust system. RISK OF FIRE!
fuel is drained off suitably.
mation of ice.
The float chamber venting lines (1) have to be routed
NOTICE
WARNUNG
into a ram-air and vacuum free zone or into the airbox,
according to the requirements and release of
BRP-Powertrain. See chapter "air intake system".
These lines must not be routed into the slipstream or
down the firewall.
Pressure differences between intake pressure and
pressure in the carburetor chambers may lead to
engine malfunction due to incorrect fuel supply.
6 mm (1/4''')
Max. 17 mm (11/16'')
73-00-00
page 13
August 01/2012