Wiring The Double Signal Bridge With One 153C Contactor; Wiring The Double Signal Bridge With Two 153C Contactors - Lionel 71-4094-250 Owner's Manual

Wiring the Double Signal Bridge with one 153C Contactor

A s illustrated in Figure 2, wire the Signal
Bridge with only one 153C Contactor,
and an approaching train will cause both
signals to change. Your Signal Bridge will
operate best at 12-18 volts.
To make the proper connec-
Caution!
tions, the ends of the wires
must be stripped back
1/4" to 3/8". Use a pair of wire
strippers or a sharp knife to
strip the wires. Only an adult
should perform this task!
Always use care when stripping
wires.

Wiring the Double Signal Bridge with two 153C Contactors

Y ou may choose to wire the Signal Bridge
with two 153C Contactors, so that trains
approaching the signal from either direction
activate the signal. Wire the accessory as
illustrated in Figure 3.
Contactor
Direction
of Train
To Power Supply
Figure 3. Wiring the Signal Bridge with two
153C contactors
Figure 2. Wiring the Signal Bridge with one 153C
Contactor
Bottom View of
Signal Bridge
Direction
of Train
153C
Contactor
POWER
SUPPLY
Bottom View of Signal Bridge
As illustrated in Figure 4, you may choose to
substitute a single-pole double-throw switch for
one of the 153C Contactors to control the Signal
Bridge manually.
Bottom View of
Signal Bridge
Figure 4. Wiring the Signal Bridge with a
manual switch
4
153C Contactor
To Power Supply
Single-Pole Double
Throw Switch
153C Contactor
To Power Supply
POWER
SUPPLY
POWER
SUPPLY