Operating instructions

EN
CoolFreeze CDF11 Troubleshooting
17
8 Troubleshooting
Fault Possible cause Suggested remedy
Device does not function,
“POWER” LED does not
glow.
No voltage was
detected in the
DC power outlet.
In most vehicles the ignition must be turned
on before power will be supplied to the DC
power outlet.
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,
“POWER” LED flashes,
the display is blank).
Battery monitor is
set too high.
Select a lower battery monitor setting.
Battery voltage is
too low.
Test the battery and charge it as needed.
Check the wiring and connections.
When operating from the
DC outlet:
The ignition is on and the
device is not working and
the “POWER” LED is not
lit.
Pull the plug out of the
socket and make the
following checks.
The DC outlet is
dirty. This results
in a poor electri-
cal contact.
If the plug of your cooler becomes very
warm in the DC outlet, either the DC outlet
must be cleaned or the plug has not been
assembled correctly.
The fuse of the
DC plug has
blown.
Replace the fuse in the DC plug, see chap-
ter “Replacing the DC plug fuse” on
page 16.
The vehicle fuse
has blown.
Replace the vehicle’s DC outlet fuse. Please
refer to your vehicle’s operating manual.
“ERROR” LED flashes and
the display shows “ERR1”
or “ERR2”.
Device is defec-
tive.
This can only be repaired by an authorised
repair centre.
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