BMW R 1100 RT Repair Manual page 154

Technical Data
Starter motor
Type
Gear ratio
Power rating
Alternator
Type
Drive
Gear ratios
Maximum output rating
Maximum current at engine speed 4000 min
Nominal current at engine speed 1000 min
Max. operating speed
Aluminum Poly-V belt pulley
Extl. dia., measured at tips of teeth
Wear dimension
Spark plug
Bosch
Electrode gap
Wear limit
Thread
Ignition
Ignition system
Ignition trigger
Ignition timing
Static ignition timing
Ignition coil
Twin-spark coil
Resistance: Primary,
between terminals 15 and 1
Secondary,
between terminals 4a and 4b
R 850 GS
Permanent-magnet motor with planetary gear
drive
Planetary gears 5,5 : 1
kW 1,1
Three-phase alternating-current generator with
integrated all-electronic voltage regulator
Poly-V belt
1 : 1,5
W/V 700/14
-1
A 50
-1
A 18
-1
min 20 000
mm (in)
FR 6 DDC
mm (in) 0,8 (0.0315)
mm (in) 1,0 (0.0394)
metric M 14 x 1,25
Motronic (mapped characteristic control)
Two magnetic gates (Hall-effect transmitters)
driven from crankshaft
°KW 0° — + 43° before TDC
°KW Adjustment at TDC
Motronic converts TDC value to 6° before TDC
Ω ~0,5
kΩ ~13
R 1100 GS
Planetary gears 5,5 : 1
1,1
Poly-V belt
1 : 1,5
700/14
50
18
20 000
55,5 (2.185)
FR 6 DDC
0,8 (0.0315)
1,0 (0.0394)
M 14 x 1,25
0° — + 43° before TDC
Adjustment at TDC
~0,5
~13
12.5