Generator - Rotax 912-UL Repair Manual

6.18.8) Ignition control scheme
Each ignition circuit
consists of 2 ignition-
branches. Ignition oc-
curs on cylindcr I and
2 simultancouslyevery
360" as well as on cyl-
inder3 and 4, but l80o
offseL
At the start, the
trailing edge of
the trigger on
flywheel gives
theimpulse, and
whcn running,
theleadingedge
triggcrs. The
transition from
start ignition
t i m i n g ( 6 "
BTDC) to the
timing for oper-
ating
(26"
BTDC) takes
place between
600 to 900 rpm.
The ignition timing iself is not
adjustable.
6.18.9) Firing order
Thc firing ordcr is
t4-2-3
6.18.10) Data for checking the
ignition unit
3\l
ct-
o
E
o
E
E
I
oo
<t
>
F
o
IJ
E
o
.=
E
C'
.JJ
f
O
L
O
lgnition S.G.B.
picl up
circuit I
ignition S.G.R.
=
u
L
o
ignition cicuit B
marled red
(on both ends)
r;@l
lighting coil (on sator) ........
.....ycUow - yellow
.0,2{,
charging coil (on stator)........
.........red - ground
.3,7 {,
trigger coil ........... ................whitc/red
- whitc/red
120,00
ignition coil (primary circuit)
terminal - ground
.0,3 O
ignition coil (secondary circuit).........high
voltagc - high voltage ...........6,3 kCl
6.19) Generator
The intergrated generator is a pcrmanent-cxited l0 polc single-phasc generator with 250 W AC output.
After rcpair work secure cable exits by adhesive putty (Sikaflcx 255) agairst vibrations. Whcn
installing statorr ensurc that routing of the cables makes uuly contact with magneto ring impossible.
Rm::912-UL
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