Technician A says that adding additional marker lamps to a trailer requires a larger circuit breaker to be installed in the tractor to adequately protect the existing wiring. Technician B says that it is always best to connect the black and brown colored trailer wires together so that a short to ground in the trailer wiring will still permit some of the trailer running lamps to illuminate. Who is correct?
A) A only
B) B only
C) Both A and B
D) Neither A nor B

Question

Quizplus · Accepted Answer

Adding additional marker lamps requires ensuring the circuit can handle the extra load, but it doesn't necessarily mean a larger circuit breaker is needed; it could require rewiring or using a relay. Connecting black and brown wires together is incorrect as it can cause electrical issues or shorts.

Technician a Says That Adding Additional Marker Lamps to a Trailer