Chapter 4: Troubleshooting - Pego ECP200 BASE 4A Use Manual

E. BOARD ECP200 BASE 4/4A

CHAPTER 4: TROUBLESHOOTING

In the event of any anomalies the ECP200 BASE 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
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
Ed
giving door open alarm (Ed)
Minimum or maximum temperature alarm.
Temperature
The temperature inside the cold room has exceeded
shown on
display is
the min. or max. temperature alarm setting (see
flashing
variables A1 and A2, user programming level)
Page 14
TROUBLESHOOTING
POSSIBLE CAUSE
USE MANUAL
CHAP. 4 - Troubleshooting
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
 Check that the compressor is
working properly.
 Sensor not reading temperature
properly or compressor start/stop
control not working.
Rev. 02-18
4.1