Operation With D; Operation Without D+ Signal; Operation Of The Fridge Output - Carbest 821820 Manual Del Usuario

CARBEST Charging Booster DC-DC Battery Charger| 821820/821821
Caution, important risks of overheating of the batteries, and gaseous emissions
harmful to health, in case of charging cycle not suitable for battery technology. In
case of uncertainty, contact the battery manufacturer.

Operation with D+

If the D+ signal is used, the DC/DC booster operates automatically when the vehicle
engine is running.
The auxiliary battery is then recharged when the main battery is full and the fridge is
powered to produce cold.

Operation without D+ signal

The DC/DC booster works when the B1 battery is properly charged.
The auxiliary battery is then recharged when the main battery is full and the fridge is
powered to produce cold.

Operation of the Fridge output

When the motor is running and/or the motor battery B1 is relatively charged, the
Fridge output is directly powered by B1.
When the motor is stopped and/or the motor battery B1 relatively little charged, the
fridge output is switched off or supplied by B2 according to the setting of Dipswitch
N°3 :
• fridge output cut off in absorption position
• fridge output powered by B2 in compression position
Using
WARNING
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