| CAUSE OF
TROUBLE |
HOW TO CHECK |
HOW TO CORRECT |
| Wrong pressure switch setting
or setting “drift” |
Lower switch setting. If pump
shuts off, this was the trouble
|
Adjust switch to proper
setting
|
Defective pressure switch
|
Arcing may have caused switch
contacts to “weld” together in closed position. Examine points and other
parts of switch for defects |
Replace switch if defective
|
| Tubing to pressure switch
plugged |
Remove tubing and blow through
it |
Clean or replace if plugged |
| Loss of prime |
When no water is delivered,
check prime of pump and well piping |
Re-prime if necessary
|
Low well level
|
Check well depth against pump
performance table to make sure pump and ejector are properly sized |
If undersized, replace pump or
ejector
|
| Plugged ejector |
Remove ejector and inspect |
Clean and reinstall if dirty |