Troubleshooting - Pego EXPERT ECP202 Manual Del Usuario

ALARM
CODE
E0 Cold room temperature sensor not working properly
Defrost sensor not working properly
E1
(In this case defrosts will last time d3)
Eeprom alarm
E2 An EEPROM memory alarm has been detected
(All outputs except the alarm one are deactivated)
E8 Man in cold room alarm
Compressor protection tripped
(e.g. thermal protection or max pressure switch)
Ec
(All outputs except the alarm one – where applicable –
are deactivated)
Open door Alarm. When the door is opened and after
tdo time, it's setted back the normal functioning giving
Ed
door open alarm (Ed)
Cell light alarm.
E9 The light of the cell has been on for a time greater
than tdo.
Maximum temperature alarm.
The temperature inside the cold room has exceeded
EH
the max. temperature alarm setting (see variables A2,
user programming level)
Minimum temperature alarm.
The temperature inside the cold room has exceeded
EL
the min. temperature alarm setting (see variables A1,
user programming level)
ECP 202 EXPERT – Parameters Abstract
Pag. 6

TROUBLESHOOTING

POSSIBLE CAUSE SOLUTION
• Check that cold room temperature
sensor is working properly
• If the problem persists replace the
sensor
• Check that defrost sensor is working
properly
• If the problems persists replace the
sensor
• Switch unit off and back on
• Reset the alarm input inside the
cold room
• Check that compressor is working
properly
• Check compressor absorption
• If the problem persists contact the
technical assistance service
• Check door switch status
• Check door switch connections
• If the problem persists contact the
technical assistance service
• Turn off the light
• Check
that the compressor
working properly.
• Sensor not reading temperature
properly or compressor start/stop
control not working.
• Check
that the compressor
working properly.
• Sensor not reading temperature
properly or compressor start/stop
control not working.
Rev. 01-19
is
is