Märklin 60903 Handbuch Seite 8

3. Wiring
The wiring is basically the same as that for the
60901 and 60902. Please be sure and install the
noise suppression chokes. In addition, 2 other noise
suppression condensers must be soldered on the
brush plate in this conversion kit.
C1
C2
C3
solder point
C1 = C2 = C3 = 1 nF
bracket
Wire colors:
red = track power conductor
brown = ground return
gray = hot wire to the front headlight
yellow = hot wire to the rear headlight
blue = motor connection
green = motor connection
orange = ground return for functions
brown/red = hot wire to function 1
brown/green = hot wire to function 2
violet = ground for the circuit board
8
4. Operating the converted locomotive
Setting the digital address
The address for the locomotive is set with the 8
coding switches
Setting the maximum speed:
green Turning pot
blue
Turning pot
noise sup-
Setting the acceleration/braking delay:
pression
chokes
Turning pot
acceleration/braking delay
brown
Turning pot
= ground
acceleration/braking delay
1 (=> Table 1).
to the right = higher top end speed
2
2 to the left = lower top end speed
to the right = increases the
3
3 to the left = decreases
60903