If the door closes tight or loose, adjust the lock.
You will need: impact screwdriver with a TORX T40 bit, hammer.
1. Loosen the three fixing screws of the retainer.
2. Move the lock outward if the door is tight, or inward if the door does not close tightly.
3. Move the latch down if the door rises when closing.
4. Tighten the screws to the torque specified in appendix 1.