Troubleshooting - Dometic CFF Series Operating Manual

CFF35, CFF45
8

Troubleshooting

Fault
Device does not
function, LED does
not glow.
The device does not
cool (plug is inserted,
"POWER" LED is lit).
The device does not
cool (plug is inserted,
"POWER" LED flashes
orange, display is
switched off).
When operating from
the DC outlet:
The ignition is on
and the device is not
working and the LED
is not lit.
EN
Possible cause
No voltage was
detected in the DC
power outlet.
No voltage present in
the AC power outlet.
One of the device fuses
is defective.
The integrated mains
adapter is defective.
Defective compressor.
Battery monitor is set
too high.
Battery voltage is too
low.
The DC outlet is dirty.
This results in a poor
electrical contact.
The fuse of the DC plug
has blown.
The device DC fuse has
blown.
The vehicle fuse has
blown.
Suggested remedy
In most vehicles the ignition must be
turned on before power will be supplied
to the DC power outlet.
Try using another plug outlet.
Replace the defective device fuse, see
chapter "Replacing the AC fuse" on
page 20 or chapter "Replacing the
device DC Fuse" on page 20.
This can only be repaired by an
authorised repair centre.
This can only be repaired by an
authorised repair centre.
Select a lower battery monitor setting.
Test the battery and charge it as needed.
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.
Replace the fuse in the DC plug, see
chapter "Replacing the DC plug fuse" on
page 21.
Replace the defective fuse, see chapter
"Replacing the device DC Fuse" on
page 20.
Replace the vehicle's DC outlet fuse.
Please refer to your vehicle's operating
manual.
Troubleshooting
23