NDS 3Lion 3L-100, User Manual

Page: 6 / 24

Front View: Rear view:
NUMBER FUNCTION
1 M8 screw connector for engine battery positive terminal
2 M8 screw connector for system common positive
3 M8 Screw Connector for
3Lion battery positive terminal
4 2-way connector for D+ (optional)
5
2 way connector for ground connexion
6 Connection with display
The original, electrical system of the motorhome can be represented in a basic manner by a
relay that connects the engine battery (and thus the alternator) to the service battery when
the vehicle has the engine switched on (i.e. the alternator is in operation and signal D+ is
active). Below there is a representation:
The installation of the 3Lion + 3Link is very simple, just intercept in the original system of
the vehicle, the cable that goes from the service battery to the control unit or to the battery
combining relay which in the figure "
Original system of the camper " is identified by
number 05. Disconnect cable 05 from the service battery positive terminal, and connect it
to pin 2 of the 3Link .
Make other connections as shown below. In case of use with “
Power Service
PLUS/GOLD ” select the charging curve
C
(in case of engine without smart alternator) or
D
(with Smart Alternator) on the Power Service PLUS/GOLD. It is advisable to install the D+