I had dug a borewell for my farms, it was 650 feet deep and had 6 1/2 inches PVC casiing till 180 feet. It working with very low yield now we have dug a new borewell, now we want to remove and fix the motor and pump from old well, but when we remove it got struck in 240 feet, as per the motor removers they said there is a rock get moved and strunk in 240 feet , we are able pull out the pipes till 250 feet , so pls help me what are the procedure to break the rock and remove motor and pump safely
Regards.
ANANTHKUMAR