Your close, it's 1234144.
1.) Run car to top floor
2.) After doors close put unit on controller inspection
3.) Place temporary jumper at Connector 47 pins 2 & 3
4.) Run car up to directional limit
5.) Enter PRT command, it is located in Adjustments, Adjust Car, Commands, Startup Menu using the UIT
6.) Run car to ring
7.) Must be on directional limit and controller inspect to enter PRT command.
8.) Lower car on controller inspect
9.) Remove jumper at Connector 47 pins 2 & 3
10.) Return to normal service.