turn both mixture screws in all the way, screw both out 3.5 turns.
Adjust idle screw to suit
Replace with a new glow plug os 8
while the glow plug is out, turn upside down and pull the pull start a few times.

The amount of cars that come through each week at work and I quickly do those few steps she starts up.

After its run in adjust your mixture setting too.
Any problems just message me