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LIBHOF Q-18 - Page 12

LIBHOF Q-18
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12
English
If the cooler is operated when the vehicle ignition is switched off, the cooler switches off
automatically as soon as the supply voltage falls below a set level. The cooler will switch
back on once the battery has been recharged to the restart voltage level.
NOTICE! Danger of damage!
When switched off by the battery monitor, the battery will no longer be fully charged.
Avoid starting repeatedly or operating without longer charging phases. Ensure that
the battery is recharged.
In «H3» level, the battery monitor responds faster than at the level «H1» and «H2».
Monitor Level H1 H2 H3
12V
Switch-off voltage, V 10.3 10.8 11.3
Restart voltage, V 11.1 11.8 12.6
24V
Switch-off voltage, V 21.5 22.3 24.3
Restart voltage, V 22.7 23.7 25.7
When the cooler is supplied by the started battery, select the battery monitor level «H3»,
if the cooling device is connected to a supply battery, the battery monitor level «H1» will
suffice.
Switch on the cooling device.
There are 3-level low voltage protection battery monitor setting: H1, H2 and H3. Touch
the button «UP « and «DOWN» at the same time for about five seconds, there will be
flashing «H1» or «H2» or «H3» appear in the display screen, touch the button «UP +»
or «DOWN -» to select the battery monitor level «H1» or «H2» or «H3» to protect your
vehicle battery. The selected monitor level «H1» or «H2» or «H3» will flash in the display
screen for a few seconds after setting, the display flashes several times before it return
to the current temperature.

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