Rv has 7 way and need to connect 4 way for dolly and 4 way for tow Rv way tow lights dolly need etrailer style connect same use time has question connection 2 pole wiring
3 Pole - 4 Pole MCCB Wiring Diagrams and Installation
Tow etrailer harness
Wiring mccb pole diagram circuit breaker installation phase diagrams three molded case
Tow lights wiring diagram / 7 pin trailer wiring diagram harness .
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