DAB ESC plus 4T - Restore Factory Settings; Identification of Errors; Troubleshooting Common Issues

ENGLISH
8
5.2.4: to restore ESC plus factory settings, press the three status keys (▲+■+▼) at the same time until
the display shows the flashing number 88. After that switch off the device and power up it again to
start a new calibration phase.
ATTENTION!: this operation doesn't reset any error condition on ESC plus.
6 TABLE OF IDENTIFICATION OF ERRORS:
TROUBLE MEANING POSSIBLE CAUSE POSSIBLE REMEDY
6.1: the motor does not
start and the ESC plus
display the frequency.
Self-diagnosis 3.2.1. Supply voltage is too low. Check.
6.2: ESC plus powers
the motor for a fraction
of a second.
Self-diagnosis 3.2.1. High voltage drop at
breakaway.
Increase the cross section of the
supply cables.
6.3: display of SB
blinking.
Operating dry or at low
load.
Stand-by for restoring of
level (10, 22, 45, 90
minutes).
- No water in the well.
- Pump unsuitable for the
motor.
- Reverse rotation of the
motor.
Check.
ATTENTION: the load should always
be considered as live.
6.4: display of UL and
the motor is off.
Final lack of water
(after at least 4 tests and
167 minutes).
As above. Solve the problem and reset ESC
plus by switching it off and then
power up on again (see 3.2.13).
6.5: display of flashing
OL and the motor is off.
Too high absorption of
current detected.
Pause pending return to
level (10, 20, 40 min).
Incorrect adjustment.
- Overload.
- Pump clogged with sand.
- Power supply voltage too
high.
- Pump unsuitable.
- Problems on motor.
Check correct current absorption and
current threshold setting (AM).
(Arbitrarily increasing the adjustment
setting is not a solution).
See following points.
Solve the problem and reset ESC
plus by switching it off and then on
again (see 3.2.13).
6.6: display of
permanent OL and the
motor is off.
Too high absorption of
current detected.
Overload alarm.
- The motor does not start.
- Overload.
- Pump silted up.
- Supply voltage too high.
- Unsuitable pump.
- Problems with the motor.
6.7: display of OF. Missing phase. - Missing phase.
- The motor is not
connected.
Solve the problem and reset ESC
plus by switching it off and then on
again (see 3.2.13).
6.8: the ESC plus is not
activated.
- No jumper on SW
contacts.
- The external contact is
open/disconnected.