Dometic SMP439, Installation And Operating Manual

Page: 16 / 304

EN
Using the device SMP439, 439-08
16
If the LIN bus communication between the display and the battery charger is dis-
rupted, the battery charger switches to master mode after 10 seconds. The battery
charger uses the configuration that was last saved for the battery.
7 Using the device
1. Switch off all electric consumers which are connected to the battery.
2. Connect the battery charger to the mains.
✔
Depending on the charging condition of the battery, the battery charger starts
charging or supplies a retention voltage.
I
I
7.1 Battery charging function
The charging characteristics are referred to as modified IU0U characteristics.
NOTE
• Connected DC loads prolong the charging time of the battery.
• If the power required exceeds the capacity of the battery charger the
battery cannot be charged.
Status LED
fig.
1
5, page 3 and fig.
2
6,
page 4
Meaning
Orange, quickly flashing Phase 1
Orange, slowly flashing Phase 2
Orange, constantly lit Phase 3
Green, constantly lit Phase 4
Green, slowly flashing Phase 5
Red, constantly lit Short circuit, reversed polarity or defective internal
fuse
Red, quickly flashing Battery or battery charger is overheating
Red, slowly flashing Battery over-/undervoltage or overload
NOTE
In the event of a fault (the Status LED is red), refer to chapter “” on
page 19).