MPM MPM-34-CBM-06, Service Manual, Page: 20 / 24

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3
The indicators on the control panel show you the operating mode:
Operating display Operating mode
Red Heating
Green Cooling
3 The cooler starts cooling/heating the interior.
h
To switch off the cooler, push the switch on the control panel from HOT or COLD to the
OFF position.
6.4. CONNECTING TO THE CIGARETTE LIGHTER
NOTE
If you connect the cooler to the cigarette lighter, remember that in most vehicles
the ignition must be turned on to supply it with power.
6.5. USING THE BATTERY MONITOR
NOTICE! Risk of damage!
If you have connected your cooler to the 230 V AC mains supply, switch the bat-
tery monitor off.
ON OFF
LOW BAT.
2
1
The battery monitor protects your vehicle battery against discharging too much when the
device is connected to the on-board 12 V supply.
h
Push the switch (pos. 1) on the operating panel to “ON” to switch on the battery monitor.
3 The red LED (pos. 2) on the operating panel displays the status of the battery monitor:
− LED glows:
The switch-on voltage (13.1 V ± 0.2 V) is available and the cooler is in operation.
− LED flashes:
The switch-off voltage (11.7 V ± 0.2 V) has been reached and the battery monitor has
switched off the cooler.
h
Push the switch (pos. 1) on the operating panel to “OFF” to switch off the battery monitor.