Shifting a 135 Massey Ferguson into reverse involves:
1. Put the transmission shifter in Neutral position.
2. Insert the clutch pedal and press the clutch all the way down.
3. Put your foot on the brake, then turn the key to activate the starter motor.
4. Once the tractor engine has been started press the clutch pedal and move the transmission shifter to the left and down until it lines up with the reverse symbol located on the dash.
5. Push down on the clutch and then transition the transmission shifter into reverse.
6. Release the clutch pedal while keeping your foot on the brake.
7. Check to make sure you are in the correct gear, then move the shifter back to Neutral position.
8. You are now in reverse and can drive safely.