Dometic CoolFreeze CFX40 Operating Manual page 16

Operation
In "HIGH" mode, the battery monitor responds faster than at the levels "LOW"
and "MED" (see the following table).
Battery monitor mode
Switch-off voltage at 12 V
Restartvoltage at 12 V
Switch-off voltage at 24 V
Restart voltage at 24 V
The battery monitor mode can be selected as follows:
➤ Switch on the cooler.
➤ Press the "SET" button (fig. 3 4, page 2) three times.
➤ Use the "+" (fig. 3 7, page 2) or "–" (fig. 3 6, page 2) buttons to select
the battery monitor mode.
✓ Digital display will be as follows:
Lo (LOW), Πd (MED), Hi (HIGH)
✓ The selected mode then appears in the display for a few seconds. The
display flashes several times before it returns to the current temperature.
I
NOTE
When the cooler is supplied by the starter battery, select the
battery monitor mode "HIGH". If the cooler is connected to a
supply battery, the battery monitor mode "LOW" will suffice.
16
CFX28 – CFX65DZ
LOW MED
10.1 V 11.4 V
11.1 V 12.2 V
21.5 V 24.1 V
23.0 V 25.3 V
HIGH
11.8 V
12.6 V
24.6 V
26.2 V
EN