Rotax 912-UL Repair Manual

6.19.1)Battery
charging
current
At aconsmnt batteryvoltage
of
135 V frnd
the current
supply
(ampere)
as shown
on i/l 58./, with
possible
fluctnations
of
t 57o.
6.20) Check circuit of voltage
regulator.
The
DC
output
in relation
to speed is
listed
in the table below.
The regulating
and
recti-
fying
is
carried out by
an
electronic series regula-
tor and full-wave recti-
fier.
6.20.1) DC
output:
13,8
V
14,0
0 A 1,8
A
30
25
20
15
10
5
0
7r7
13,7
7r8
11,6
15,2
17,8
13,9
4rO
13,3 13,0
11,7 15,2
'
1216
-
20,5
{
'z
.
/
a
l:ll;
/
#
t
50@ 6q)0
t/man.
Load
Speed 0w
25W
50w 84W
100
w
1s0
w 200 w 227 W 258
W
2000
min
{
13,8 V
OA
13,6
1,8
13,5
4rO
13,4
613
12,3
714
10,2
10,0
8r9
12r4
4000 min
{
13,8
V
13,8
1317
13,5
13,2 13,0
12,8
A
1'8
Atl
5800 min
{

Rotax 912-UL Specifications

General

Displacement	1211 cc
Bore x Stroke	79.5 mm x 61 mm
Compression Ratio	9.0:1
TBO (Time Between Overhaul)	2000 hours
Engine Type	4-cylinder, 4-stroke
Power Output	80 hp
Cooling System	Liquid/air-cooled
Fuel Type	Avgas 100LL or unleaded automotive gasoline
Oil Capacity	3 liters
Fuel System	2 carburetors
Oil System	Dry sump forced lubrication with separate oil tank
Reduction Gear Ratio	2.43:1
Max Continuous Power	75 hp (56 kW)