What are common water well drilling rig failures?

Common water well drilling rig failures are as follows:

1. Power system failure:

Such as the engine can not start, lack of power, etc.

2. Drill pipe breakage or wear:

Causes drilling to be obstructed.

3. Damaged drill bit:

Affects drilling efficiency.

4. Drilling fluid circulation system failure:

Such as pump failure, clogged pipelines, etc.

5. control system failure:

Such as operation failure, etc.

6. loose or damaged mechanical parts:

Affects the overall performance of the drilling rig.