- 94 -
PROBLEM
POSSIBLE CAUSE
SOLUTION
THE DISPLAY SHOWS
C01
JUMPER MISSING ON THE
R.E.P.O. CONNECTOR (J13,
POINT 5 - “VIEW OF UPS
CONNECTIONS”) OR IS NOT
INSERTED CORRECTLY
Mount the jumper or check that it is inserted correctly.
SWMB MAINTENANCE
BYPASS SWITCH IS CLOSED
Open the SWMB switch located behind the door.
THE DISPLAY SHOWS
C02
JUMPER MISSING ON THE
TERMINALS FOR THE
REMOTE MAINTENANCE
BYPASS (J10, POINT 2 - “VIEW
OF UPS CONNECTIONS”)
Insert the jumper
ENVIRONMENTAL
TEMPERATURE < 0°C
Heat the environment, wait until the temperature of the
heat sink rises above 0°C and then switch on the UPS
THE DISPLAY SHOWS
ONE OR MORE OF THE
FOLLOWING CODES:
A30, A32, A33, A34
AND THE UPS DOES
NOT START UP
MALFUNCTION OF THE
TEMPERATURE SENSOR ON
THE HEAT SINK
Activate the maintenance bypass (SWMB), switch the
UPS off and then on again and exclude the
maintenance bypass. If the problem persists, call the
nearest service centre.
MALFUNCTION AT THE UPS
INPUT STAGE
Activate the maintenance bypass (SWMB), switch the
UPS off and then on again and exclude the
maintenance bypass. If the problem persists, call the
nearest service centre.
THE DISPLAY SHOWS
ONE OR MORE OF THE
FOLLOWING CODES:
F09, F10
PHASE 1 HAS A MUCH
LOWER VOLTAGE THAN THE
OTHER TWO PHASES.
Open the SWIN, start up the UPS using the batteries,
wait until the sequence ends and then close SWIN
INSERTION OF FAULTY
LOADS
Disconnect the load. Insert the maintenance bypass
(SWMB), switch the UPS off and then on again.
Exclude the maintenance bypass. If the problem still
persists, call the nearest service centre.
THE DISPLAY SHOWS
ONE OR MORE OF THE
FOLLOWING CODES:
F11, F14, F17, L06, L07,
L08, L09, L14, L17, L20
MALFUNCTION AT THE UPS
INPUT OR OUTPUT STAGE
Activate the maintenance bypass (SWMB), switch the
UPS off and then on again and exclude the
maintenance bypass. If the problem persists, call the
nearest service centre.
NO CONNECTION ON ONE OR
MORE PHASES
Check the connections to the terminals
SHORT CIRCUIT BAR
MISSING FOR INPUT SINGLE
PHASE CONNECTION
Insert the bar following the instructions given in the
paragraph on single-phase connections.
THE DISPLAY SHOWS
ONE OR MORE OF THE
FOLLOWING CODES:
F03, F04, F05, A08, A09,
A10
THE INTERNAL PROTECTION
FUSES ON THE PHASES OR
THE INPUT RELAY HAVE
BLOWN
Call the nearest service centre.
THE DISPLAY SHOWS
ONE OR MORE OF THE
FOLLOWING CODES:
F42, F43, F44, L42, L43,
L44
THE INTERNAL PROTECTION
FUSES ON THE BATTERIES
HAVE BLOWN
Call the nearest service centre.
Summary of Contents for Flexus FM
Page 33: ...84 DISPLAY MENUS...