Pego ECP200 Expert d7.5, Руководство по эксплуатации и обслуживанию

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ECP200 BASE 2/4
Page 22
USE AND MAINTENANCE MANUAL
Rev. 01-09
TROUBLESHOOTING
In the event of any anomalies the ECP200 system warns the operator by displaying alarm codes
and sounding the warning buzzer inside the control panel. If an alarm is tripped the display will
show one of the following messages.
ALARM CODE POSSIBLE CAUSE SOLUTION
E0
Cold room temperature sensor not working properly
•
Check that cold room temperature
sensor is working properly
•
If the problem persists replace the
sensor
E1
Defrost sensor not working properly
(In this case defrosts will last time d3 )
•
Check that defrost sensor is
working properly
•
If the problems persists replace
the sensor
E2
Eeprom alarm
An EEPROM memory alarm has been detected
(All outputs except the alarm one are deactivated)
•
Switch unit off and back on
E8
Man in cold room alarm
•
Reset the alarm input inside the
cold room
Ec
Compressor protection tripped (e.g. thermal
protection or max pressure switch)
(All outputs except the alarm one – where applicable
– are deactivated)
•
Check that compressor is working
properly
•
Check compressor absorption
•
If the problem persists contact the
technical assistance service
Temperature
shown on
display is
flashing
Minimum or maximum temperature alarm.
The temperature inside the cold room has exceeded
the min. or max. temperature alarm setting (see
variables
A1 and A2, user programming level )
•
Check that the compressor is
working properly.
•
Sensor not reading temperature
properly or compressor start/stop
control not working.
CHAPTER 7: TROUBLESHOOTING
CHAP. 7 - Troubleshooting
7.1