| Possible Cause |
Checking Procedures |
Corrective Action |
A. |
No power
or incorrect voltage. |
Check voltage at line
terminals. The voltage must be ± 10% of rated voltage. |
Contact power company
if voltage is incorrect. |
B. |
Fuses blown
or circuit breakers tripped |
Check fuses for the recommended
size and check for loose, dirty or corroded connections in fuse
receptacle. Check for tripped circuit breakers. |
Replace with proper fuse
or reset circuit breakers. |
C. |
Defective
pressure switch. |
Check voltage at contact
points. Improper contact of switch points can cause voltage
less than line voltage. |
Replace pressure switch
or clean points. |
D. |
Control box
malfunction. |
For detailed procedure,
see pages 44 and 45. |
Repair or replace. |
E. |
Defective
wiring. |
Check for loose or corroded
connections or defective wiring. |
Correct faulty wiring
or connections. |
F. |
Bound pump. |
Check for misalignment
between pump and motor or a sand bound pump. Amp readings will
be 3 to 6 times higher than normal until the overload trips. |
Pull pump and correct
problem. Run new installation until the water clears. |
G. |
Defective cable or motor. |
For detailed procedure, see pages 42 & 45. |
Repair or replace. |
