Product Manual

EN
RUC6408X, RUC8408X Troubleshooting
49
Compressor does not run (battery connection)
34 Compressor
overloaded
Error No flashing Yes Yes
35 Thermal cut-out
of controller unit
Error No flashing Yes Yes
Fault Possible cause Remedy
Device does not
function, display does
not glow
U
Te r m
= 0 V
The connection between the battery
and electronics unit has been
interrupted.
Establish a connection.
Main switch faulty (if installed) Replace the main switch.
Additional supply line fuse has blown
(if installed).
Replace the supply line
fuse.
Internal fuse has blown. Replace the internal fuse.
U
Te r m
≤ U
ON
Battery voltage is too low. Charge the battery.
The device does not
cool (power is present,
display is lit)
Defective component This can only be repaired
by an authorised repair
centre.
The device does not
cool, power is present,
error indicator appears
Start attempt with
U
Te r m
≤ U
OFF
Loose cables
Poor contact (corrosion)
Establish a connection.
Battery capacity too low Replace the battery.
Cable cross section too small or cable
too long
Replace the cable
according to chapter
“Connecting the refriger-
ator to 12 – 24 V” on
page 21.
The device has switched off due to an
internal fault.
This can only be repaired
by an authorised repair
centre.
Code Fault Ty p e Icon Beep
Influence on
cooling
RUC8408X--IO-AU.book Seite 49 Montag, 13. August 2018 1:33 13