Troubleshooting
45
10.2
External power supply – “BATTERY OFF”
Fault
Possible cause
Suggested remedy
Device does not
function, “POWER”
LED does not light up.
There is no voltage
present in the 12/24 V
socket (cigarette lighter)
in the vehicle.
The ignition must be switched on in most
vehicles to supply current to the cigarette
lighter.
Plug fuse is defective.
Replace the plug fuse, see “Replacing the
plug fuse (12/24 V)” on page 42.
The device does not
cool (plug is inserted,
“POWER” LED is lit).
Defective compressor.
This can only be repaired by an
authorised repair centre.
The device does not
cool (plug is inserted,
“ERROR” LED flashes).
Battery voltage is too low. Test the battery and charge it as needed.
The status LED
(fig.
4
1, page 4)
flashes.
The power supply is
too low.
Check the external power supply.
When operating from
the 12/24 V socket
(cigarette lighter):
The ignition is on,
the device is not
working and the
“POWER” LED is
not lit.
The cigarette lighter
socket is dirty.
This results in a poor
electrical contact.
Pull the plug out of the socket and make
the following checks.
If the plug of your cooler becomes very
warm in the cigarette lighter socket, either
the lighter socket must be cleaned or the
plug has not been assembled correctly.
The fuse of the 12/24 V
plug has blown.
Replace the fuse (8 A) in the 12 V plug,
see “Replacing the plug fuse (12/24 V)”
on page 42.
The vehicle fuse has
blown.
Replace the vehicle’s 12/24 V socket fuse
(usually 15 A). Please refer to your
vehicle’s operating manual.
The display shows
an error message
(e.g. “Err1”) and the
device does not cool.
The device has switched
off due to an internal fault.
This can only be repaired by an
authorised repair centre.
The display remains
dark after switching
on the device.
The battery monitor
is checking the
power supply.
Wait about three minutes until the test has
been completed.
CF-32UP.book Seite 45 Donnerstag, 16. Juli 2009 5:21 17
