Troubleshooting - FLORABEST FTP 400 D3 Originalbetriebsanleitung

Troubleshooting

Faults Causes
Mains voltage is not applied
Pump does
not start
Float switch (
Pump pedestal (
blocked
Reduces pump performance,
through severely contaminated
Pumps has
water and additions in the water
no discharge
which produce a grinding effect
Backflow stop (
fitted or faulty
Pump does
Float switch cannot drop
not switch off
Pump pedestal (
blocked
Reduces pump performance,
through severely contaminated
water and additions in the water
which produce a grinding effect
Flow rate
insufficient
Backflow stop (
fitted or faulty
Backflow stop (
pump performance
Motor contactor disconnects the
pumps because of water pollution
Pump switch-
that is too severe
es off after a
short period
Water temperature too high, motor
contactor breaks
6) does not switch
4) inlet grating
11) is incorrectly
4) inlet grating
11) is incorrectly
11) reduces
Remedies
Check plug socket, cable, line and
plug, where appropriate, have re-
paired through electrical specialist
Bring float switch into higher position
Use a water jet to clean the pump
pedestal inlet grating
Clean pump
Check the backflow stop's connec-
tion. Change it if necessary (see
"Maintenance and Cleaning")
Set up pumps correctly on the pit
base
Use a water jet to clean the pump
pedestal inlet grating
Clean pump
Check the backflow stop's connec-
tion. Change it if necessary (see
"Maintenance and Cleaning")
Remove the backflow stop from the
angle adaptor (
up")
Pull out power plug and clean the
pump as well as shaft
Note maximum water temperature
of 35°C!
GB MT
12) (see "Start-
55