Heating unit and solar cell repairing apparatus having the same

A solar cell repairing apparatus comprising:

• a stage configured to support a solar cell module that includes a plurality of solar cells connected to each other by wires;
• a heating unit configured to heat an area of first electrodes of a defective cell in the solar cell module to separate some of the wires from the defective cell;
• and
• a cutting unit configured to cut wires that connect the defective cell to a good cell adjacent to the defective cell,
• wherein the heating unit includes:
• a housing forming an exterior;
• a plurality of air heaters arranged in a first direction in the housing;
• and
• a heating block disposed on one side of the housing and configured to spray gas heated by the plurality of air heaters to an outside of the heating unit in a concentrated manner,
• wherein the heating block includes:
• a plurality of inlet ports formed at positions corresponding to the plurality of air heaters;
• and
• a plurality of spray ports being in communication with the plurality of inlet ports, spaced apart from each other predetermined intervals, and each having a diameter smaller than a diameter of each of the inlet ports.