ARANA BFC 135, Installation And Operating Instructions Manual

Page: 52 / 64

EN
52
Code
Er4
Er7
Battery protection (Lower or higher voltage issue); Er1
The current overload on fan in excess of 1.0 Amps;
Motor start error (The motor may be blocked or the differential
pressure in the refrigerant circuit is too high (>5bar) );
Failure of freezer thermostat line (Thermostat is damaged or
unconnected);
Heating protection of compressor controller (Too much load on
the refrigerant circuit or too high ambient temperature);
Two thermostat lines are both damaged or unconnected.
Error Type
Er2
Er3
Er6
Er5
Er8
Minimum motor speed error (Too much load on the refrigerant
circuit, the motor can't keep 1850r/min);
Failure of refrigerator thermostat line (Thermostat is damaged
or unconnected);
10.1 Troubleshooting
10.0 Troubles
(1) Compressor does not run (battery connection)
Possible cause Fault Remedy
10.2 Fault alarms
The connection between the
battery and electronics unit
has been interrupted.
Establish a connection.
Replace the main switch.
Replace the internal fuse.
Replace the supply line
fuse.
Device does not
function, Power LED
does not glow
U
Term
= 0 V
Main switch faulty (if installed)
Internal fuse has blown
Additional supply line fuse
has blown (if installed).