Applicable to: B22 and B25 (a ll versions)
Revision 1.3 – 02/24/ 2015
Manual B – Operations
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It is important to avoid the risk of vapor lock in the return line to the fuel tanks.
The measurement of fuel pressure is performed by a sensor positioned on the left side of the
engine on fuel distributor.
B.6.4. Electric system
Co c k p i t
I n s t r u m e n t Pa n e l
F.D.U .
El e c t r i c -Hu b
B a t t e r y A
B a t t e r y B
En g i n e
Co n n e c t o r
I n s t r u m e n t
Pu s h B u t t o n
s w i t c h
En g i n e
Ca b i n
E-Sa f e
St a r t e r
St a r t
GN D
En g i n e
GN D
St a r t
A
Au x
p u m p
l a n e
B
l a n e
M a s t e r
B.6.4.1.C
The engine is equipped with two injection ECUs and electronic ignition mapped with barometric
and altimeter compensation and totally independent electrical circuits.
The
ignition system is electronic inductive discharge with resistive shielding against radio
interference. The firing order is 1-2-3-4, with the numbering shown in Figure B.4.2.1.P