Gtec SATURN Installation And Use Manual Download

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111

PROBLEM

POSSIBLE CAUSE

SOLUTION

THE DISPLAY SHOWS

ONE OR MORE OF THE

FOLLOWING CODES:

A39, A40

AND THE RED

“REPLACE BATTERIES”

LED IS ON

THE BATTERIES HAVE
FAILED THE PERIODIC

EFFICIENCY TEST

It is recommended to replace the batteries of the UPS,
since they ate no longer able to maintain the charge for
a sufficient autonomy.

Warning: The replacement of the batteries must be
carried out by qualified personnel.

THE DISPLAY SHOWS

ONE OR MORE OF THE

FOLLOWING CODES:

F34, F35, F36, L34, L35,

L36



AMBIENT TEMPERATURE
HIGHER THAN 40°C



HEAT SOURCES CLOSE
TO THE UPS



VENTILATION SLITS
OBSTRUCTED OR TOO
CLOSE TO THE WALLS

Activate  the  maintenance  bypass  (SWMB)  without
switching  off  the  UPS.  This  way,  the  fans  will  cool  the
heat  sink  more  rapidly.  Eliminate  the  cause  of  the
overtemperature and wait for the temperature of the heat
sink to drop. Exclude the maintenance bypass.

FAULT IN TEMPERATURE

PROBE OR UPS COOLING

SYSTEM

Insert  the  maintenance  bypass  (SWMB)  without
switching  off  the  UPS,  so  that  the  fans,  while  keeping
running, cool the heat sink more rapidly and wait for the
temperature of the heat sink to drop. Turn the UPS off
and  back  on  again.  Exclude  the  maintenance  bypass
and if the problem persists, contact the nearest service
centre.

THE DISPLAY SHOWS

ONE OR MORE OF THE

FOLLOWING CODES:

F37, L37



AMBIENT TEMPERATURE
HIGHER THAN 40°C



HEAT SOURCES CLOSE
TO THE UPS



VENTILATION SLITS
OBSTRUCTED OR TOO
CLOSE TO THE WALLS



FAULT IN THE
TEMPERATURE PROBE
OR IN THE BATTERY
CHARGER  COOLING
SYSTEM

Eliminate the cause of the overtemperature.
Open  the  battery  fuse  holder  isolators  (SWBATT)  and
wait for the temperature of the battery charger heat sink
to drop.
Close  the  battery  fuse  holders.  If the  problem persists,
contact  the  nearest  service  centre.  WARNING:  never
open the SWBATT fuse holders during battery operation.

THE DISPLAY SHOWS

ONE OR MORE OF THE

FOLLOWING CODES:

L11, L12, L13

STATIC BYPASS

RUPTURE OR FAULT

Activate  the  maintenance  bypass  (SWMB).  Switch  off
the UPS,  wait for a minute and  turn the  UPS  back on.
Exclude  the  maintenance  bypass  and  if  the  problem
persists, contact the nearest service centre.

THE DISPLAY SHOWS

NOTHING OR PROVIDES

INCORRECT

INFORMATION

THE DISPLAY HAS POWER

SUPPLY PROBLEMS

Close  Manual  Bypass  (SWMB)  keeping  closed  INPUT
and OUTPUT switches.
Open  input  switch  (SWIN  and  SWBYP)  and  wait  until
UPS is completely turned OFF.
Turn  ON  SWIN  and  SWBYP  again  and  verify  display
regular  operation.  Exclude  the  maintenance  bypass.  If
the fault persists, contact the nearest technical support
centre.

THE DISPLAY IS OFF,

THE FANS ARE OFF BUT

THE LOAD IS POWERED

FAULT IN THE AUXILIARY

POWER SUPPLIES.

THE UPS IS IN BYPASS

SUPPORTED BY THE

REDUNANT POWER SUPPLY.

Activate  the  maintenance  bypass  (SWMB).  Switch  off
the UPS, wait for a minute and turn the UPS back on. If
the  display  does  not  turn  on  or  if  the  sequence  fails,
contact  the  nearest  service  centre,  leaving  the  UPS  in
manual bypass mode.