"The door should not be opened because opening it might be a bad omen. I don't think the team can open it because there is a lot of faith attached to the temple," said the source.
Another legend says there is a tunnel at the bottom of the chamber that leads to the sea.
Monday was the seventh day since the search for valuables packed in the six chambers started. Two of them not opened for nearly 150 years. Retired judge MN Krishnan said expertise would be needed to open chamber B. Krishnan said a seven-member committee headed by him will meet on Friday.