Franklin Electric VSI Series Use And Installation Instruction Manual page 15

Use and installation instruction manual
TROUBLESHOOTING
A) CAPACITY NOTHING
B) INSUFFICIENT FLOW
C) INSUFFICIENT PRESSURE
D) FREQUENT STARTS AND STOPS
E) EXCESSIVE CURRENT ABSORBED BY THE MOTOR AND/OR THE MOTOR SAFETY TRIPS
FAULTS
A, E
A
A, B Delivery valve closed or not opened correctly
A, B, E
Insufficient installation depth, pump not immersed in
A, B
A, B, D Excessive lowering of the level in the well
A, B
A, B
B, C, E
B, C
B, C Worn and/or damaged pump components
B, D
E
POSSIBLE CAUSES
Motor stopped and/or blocked
Connection joint damaged
Pump blocked due to blockage or sand
the liquid
Clogged pump suction filter
Clogged delivery pipe
Wrong direction of rotation
Delivery pipe leak
Oversized machine for the well
Mechanical friction
POSSIBLE SOLUTIONS
Check connections and power parameters
Check calibration and motor protection parameters (replace if
necessary)
Check for damage to cables
Disassemble and overhaul the pump
Open it or replace it if defective
Disassemble and clean the pump
Check the level in the well and lower the machine
Wait for the level to be restored and/or lower the machine
Disassemble and clean the pump
Check and clean pipes
Invert two supply phases (paragraph 7.2)
Check and repair the pipes
Disassemble and overhaul the pump
Replace the machine with a more suitable one
Disassemble and overhaul the pump
ENGLISH
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