54
The system shuts
down for
OVERLOAD
ALARM
fault.
(
The display
shows the
OVERLOAD /
HIGH
PRESSURE
ALARM screen
).
Wrong settings of the
black switch button of
the circuit switch
breakers.
Verify that black switch button
of the circuit switch breakers,
installed inside Main Control
Box, is in OFF position, with
the switch button pushed out
from the switch circuit breaker.
Set the black switch button of the circuit
switch breakers, in ON position, with the
switch button pressed inside the switch
circuit breaker; by pushing the black
switch button.
Incorrect settings of the
circuit switch breakers
threshold.
Check the threshold setting
value of the circuit switch
breakers, installed inside the
Main Control Box.
Operate on the circuit switch breakers to
set the threshold to the correct value
shown on the attached Test Report.
Circuit switch breakers
keep tripping.
Short circuit of the system.
Solve the system short circuit.
Circuit switch breakers unusable
or of incorrect rating.
Replace the circuit switch breaker.
Wrong power supply
voltage.
Verify the match between the
voltage of the power supply line
and the ECOmar S STP
admissible voltage.
Power the plant with a voltage suitable to
that indicated on the system nameplate;
or if it is not possible, replace the
ECOmar S STP with one suitable with
the power supply line voltage.
Any filling pump
overload.
Check the absorption of each
supplied filling pump.
Individuate the pump overload cause and
solve it.
Seawater pump
overload.
Check the absorption of the
seawater pump.
Individuate the pump overload cause and
solve it.
Macerating pump
overload.
Check the absorption of the
macerating pump.
Individuate the pump overload cause and
solve it.
Broken control box.
All previous checks have not
been successful.
Repair or replace the main control box.
The system shuts
down for
HIGH
PRESSURE
ALARM
fault
.
(
The display
shows the
OVERLOAD /
HIGH
PRESSURE
ALARM screen
).
Wrong settings of the
black switch button of
the circuit switch
breakers.
Verify that black switch button
of the circuit switch breakers,
installed inside Main Control
Box, is in OFF position, with
the switch button pushed out
from the switch circuit breaker.
Set the black switch button of the circuit
switch breakers, in ON position, with the
switch button pressed inside the switch
circuit breaker; by pushing the black
switch button.
Wrong or inefficient
ventilation of the
treatment tank.
Check the presence of any
obstructions or blockage in the
air relief or along the vent line.
Remove any obstructions from the air
relief and leave it as free as possible.
Remove any obstructions from the vent
line and leave it as free as possible.
Pressure switch
malfunctioning.
Check the correct setting of the
pressure switch threshold.
Calibrate the pressure switch to the value
reported in the attached Test Report
(refer to
Alarms Description
section).
Check if the pressure switch
works correctly giving the
correct free voltage signal.
Repair or replace the pressure switch.
Broken control box.
All previous checks have not
been successful.
Repair or replace the main control box.
The ECOmar S
STP starts up, but
there is no or low
quality
visualization on
the display.
The display need
contrast calibration.
Open the main control box and
check the display contrast
calibration, by acting on the
trimmer P2.
Re-calibrate the display contrast by
acting on the trimmer P2 installed on the
rear side of the P.C.B. PRO14 (refer to
the
MAINTENANCE
INSTRUCTIONS
section).
Incorrect settings of the
display backlight.
Check the set value of the
“
Display Backlight Timer
”
parameter on the parameter
programming page.
Set properly the “
Display Backlight
Timer
” parameter (refer to parameters
programming procedure).
Broken control box.
All previous checks have not
been successful.
Repair or replace the main control box.
*
Only for ECOmar S supplied with Treatment Tank in PP.