CTEK D250S DUAL Manual page 12

SMARTPASS LAMP FUNCTION
LAMP
Power lamp
Alternator battery
2
consumption lamp
Service battery
1
charging lamp
Service battery
4
consumption lamp
Alternator battery
3
charging lamp
SMARTPASS LAMP INDICATION DURING NORMAL OPERATION
1 4
2 3
12 • EN
STEADY
Unit ready to use
Engine running
Charging Service battery
Consumers powered by Service battery
Alternator battery maintained by Service battery Too high current through relay
ExPLANATION
High current from alternator to service battery. Consumer powered by alternator
Reduced current from alternator to service battery. Consumer powered by alternator
Consumer powered by alternator. Battery charged by D250S DUAL charger
Pulse maintenance of starter battery
FLAShING
Too high current through relay
Too high current through relay