VISION SC600
Pag. 41
Rev. 02-18
USE AND MAINTENANCE MANUAL
ALARM CODE TABLE:
COD.
POSSIBLE CAUSE / DESCRITPION
ACTION TO BE TAKEN
RESET
OFF
Remote stand-by active (digital input)
Plant stops and display flashes
“OFF” and
pressure value.
automatic
E0
EEPROM ALARM
An error was found in the EEPROM
memory.
(The outputs are all disabled apart from the
alarm outputs)
Switch the appliance off and back on.
If the problem persists, replace the
Control Circuit Board.
manual
requires
shut-down
E0n
EEPROM 100N MASTER ALARM
An error was found in the EEPROM memory
of the 100N MASTER3. (The outputs are all
disabled apart from the alarm outputs)
Switch the appliance off and back on.
If the problem persists, replace the
Control Circuit Board.
manual
requires
shut-down
E1
Operation anomalies of the intake pressure
probe (compressor outputs disabled)
Check the probe status.
automatic
E2
Operation anomalies of the delivery
pressure probe (fan outputs disabled)
Check the probe status.
automatic
EH
Maximum pressure general alarm, from
digital input (compressor outputs are
disabled, fan outputs remain unchanged)
Check the refrigerant circuit.
If the problem persists contact the
technical assistance service.
automatic
EL
Minimum pressure general alarm, from
digital input (all outputs are disabled)
Check the refrigerant circuit.
If the problem persists contact the
technical assistance service.
automatic
EHc
Maximum intake pressure alarm
(compressors outputs remain unchanged)
Check the refrigerant circuit.
If the problem persists contact the
technical assistance service.
automatic
ELc
Minimum intake pressure alarm
(compressors outputs disabled)
Check the refrigerant circuit.
If the problem persists contact the
technical assistance service.
automatic
EHu
Maximum delivery pressure alarm
(compressor outputs are disabled, fan
outputs remain unchanged)
Check the refrigerant circuit.
If the problem persists contact the
technical assistance service.
automatic
ELu
Minimum delivery pressure alarm
(fans outputs disabled)
Check the refrigerant circuit
If the problem persists contact the
technical assistance service.
automatic
E7
Central pre-alarm in manual mode.
This alarm does not change the status of the
outputs.
Check the configuration of the
parameters.
Check the status of the inlet of the
"central alarm in manual mode".
automatic
E8
Central alarm in manual mode.
It is triggered after 5 interventions in the
(Nip) time of its digital input ("central alarm
in manual mode").
(The outputs are all disabled apart from the
alarm outputs)
Check the configuration of the
parameters.
Check the status of the inlet of the
"central alarm in manual mode".
manual
EC1
EC2
EC3
…
EC8
EC9
EC0
Protection of one or more compressor
outputs (e.g. Thermal protection or max.
pressure switch.)
(The output of the relative COMPRESSOR
is deactivated)
Check the status of the compressor(s).
Check the absorption of the
compressor(s).
Check the status of the "outlet no.#
alarm" inlet.
automatic
CHAP. 7 - Diagnostics
