Before flight, be sure you have filled the fields 10 (equipment) and 18 (remarks) accordingly with the filling standard depicted on the example below:

For oceanic flights, just add the letter "H" (that stands for HF radio comm.) into the field 10.
In case of tour flights, you can add the line RMK/ into the field 18 after SEL/
The other flightplan fields should vary depending on each flight.
Check the aircaft's real life SELCAL at Airframes.org by using its registration tail number.
Note: PIREPs of flights which flightplans aren't not in accordance with the filling standard above wont be validated.
In case of tour flights, you can add the line RMK/ into the field 18 after SEL/
The other flightplan fields should vary depending on each flight.
Check the aircaft's real life SELCAL at Airframes.org by using its registration tail number.
Note: PIREPs of flights which flightplans aren't not in accordance with the filling standard above wont be validated.