DISPLAY DIAGNOSTICS
The display is equipped with a self-diagnostic system. Errors will be shown on the display as follows if any malfunctions
occur:
ECO
MAX
MIN
- 5 quick flashes in sequence (1.5 sec) to signal that the refrigerator is in error conditions
- # slow flashes (see table below) to signal the type of error
The error signal sequence will repeat until the system is reset.
All 5 LED lights will flash during error reporting.
ERROR
ERROR IDENTIFICATION
Battery protection
1
(voltage is outside the maximum and minimum
voltages)
Fan short-circuited
2
(the fan absorbs more than 1A from the electronic
control unit)
Motor starting error [the rotor is blocked or pressure
3
inside the refrigerant circuit is too high (> 5 bar)]
Defective electronic control unit
Minimum motor speed error (if the refrigeration
4
system has been overloaded, the motor cannot
maintain a speed of 1850 RPM).
5
Thermal protection of the electronic control unit
Defective sensor (the sensor is defective or
6
disconnected).
7
Communication error with display
28
CRUISE 49 DRAWER 2.0_(DC)_IM_20220125
SOLUTION
Check voltage on the control unit.
Check power cable conditions.
Replace with new cables if necessary.
Check battery conditions.
Replace the fan.
Replace the electronic control unit or replace the
compressor.
Remove excess gas.
Check compressor/condensing unit ventilation.
Reconnect the sensor and verify operation or
replace the sensor.
Check connections, replace the compressor control
unit and/or the display.