Existing Indoor unit. Before to removed.

The work of removing the indoor unit.

After removed the indoor unit.

The indoor units. New one and the existing unit.

After installed the backboard.

After installed the indoor unit.

Outdoor units. Before removing. (Right side)

The work of removing an outdoor unit. To punpdown the freon gas into the unit.

After removing a outdoor unit.

The outdoor units. New.one and the exiting unit.

After installed the outdoor unit.

Installing the electrical wires, transmission line and the freon pipes.

Vacuum bleeding the air from the freon pipes using the vacuum pump.

After installed the electrical wires, transmission line and the freon pipes.