Effectivity: 912 Series
Edition 1 / Rev. 1
d04636
page 77
May 01/2009
BRP-Powertrain
INSTALLATION MANUAL
13.7) Feasible position and location of the oil cooler
See Fig. 50.
-
On principle the oil cooler (5) has to be installed below the oil pump of the
engine.
■
CAUTION:
The oil cooler has to be installed with connections upwards i.e.
in positive direction on z-axis. This will prevent an unintentional
draining of the oil cooler at longer engine stop.
■
CAUTION:
This will prevent an unintentional draining of the oil cooler at
longer engine stop.
▲
WARNING:
The oil cooler has to be planned and installed such that the
specified operating temperatures are maintained and the max.
values are neither exceeded nor fall below.
This state has to be warranted for
"hot day conditions"
too!
If need be, take appropriate measures like changing size of
cooler, partial covering of cooler etc.
13.8) General notes on oil cooler
BRP-Powertrain offers for this engine an oil cooler (see Illustrated Parts
Catalog, latest issue).
▲
WARNING:
Certification of this cooler to the latest requirements such as
FAR or EASA has to be conducted by the aircraft manufac-
turer.
■
CAUTION:
The oil cooler has to be designed to dissipate approx. 8 kW
(7,58 BTU/s) heat energy at take-off power.
◆
NOTE:
From years of experience we recommend an oil cooler size of
at least 160 cm
2
(25 in
2
), provided that air flow is adequate.
■
CAUTION:
The oil cooler must not restrict oil flow. Test system as per sec
13.3.
13.9) Filling capacity
-
Oil quantity
without
oil cooler and connecting lines min. 3 l (0,8 US gal)
depending on the respective installation
Volume of oil tank
up to the MIN.-mark .......................... approx. 2,5 l (0.66 US gal)
up to the MAX.-mark ........................ approx. 3,0 l (0.8 US gal)
-
Perform oil level check and add oil if necessary
