How to disassemble the water tank of Land Rover Freelander 2 heater?

1. First, disassemble the warm air tank of Land Rover Freelander 2, find the warm air pipe on Land Rover Freelander 2, and distinguish the two butted metal pipes on the warm air pipe joint.

2. Secondly, identify the pointer, dial and other marks on the quick connector of the warm air water pipe. Turn the dial so that the pointer is aligned with the separation mark. Turn it again to align the pointer with the engagement mark.

3. Finally, turn the turntable counterclockwise by hand and pull it outward at the same time to remove it.