Off Indel B SLIM Series, Instructions For Use Manual, Page: 51 / 128

49 OFF IS A BRAND OF INDELB
EN
SEARCH FOR MALFUNCTION
All operations on electrical parts or connections and on the refrigerant circuit must be performed qualified and authorized
personnel.
ATTENTION
Disconnect from power before any operation on the electrical parts or connections.
DISPLAY DIAGNOSIS
The display is equipped with a self-diagnostic system. If there are any malfunctions, the error will be shown on the display as
follows:
• 5 quick flashes in sequence (1.5 sec) to signal that the product is in error status;
• no. slow flashes (see table below) to signal the type of error.
The error signal sequence will be repeated until the system is restored.
All 5 LEDs will flash during the error signal.
Example of flashing for error “E3” = Compressor failure
ERROR ERROR IDENTIFICATION
1
Battery protection (the voltage is outside the minimum and
maximum range)
2
Ventilator short circuit (the fan absorbs more than 0,5A from the
electronic control unit)
3
Motor startup error (the rotor is blocked or the pressure in the
refrigerant circuit is too high [> 5 bars])
Electronic control unit failure
4
Minimum motor speed error (if the cooling system was overloa-
ded, the motor cannot keep up the speed of 1850 RPM)
5 Thermal protection of the electronic control unit
6 Defective probe (the probe is defective or not connected)
7 Communication error with display