OPERATING INSTRUCTIONS: CS ONE
1
Connect the supplied battery terminal
clamps to the CS ONE output port.
2
Connect the battery clamps to the
12 V battery.
The CS ONE has built in polarity-free
protection to prevent damage to your
battery. The battery clamps can be
safely installed to either terminal point.
Note: Refer to the vehicle /
battery manufacturers
guide for terminal connection points.
3
Plug the CS ONE into the supply
outlet.
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4
APTO™ Technology will now analyze
the condition of the battery to be
charged.
The LED indicator will cycle during
1
this process.
Note: If LED indicators '2' & '>8' are illuminated red, refer to the
Troubleshooting section.
For additional features, please refer to page 6 for the CTEK App set up.
5
APTO™ Technology automatically
recognizes the type of battery,
and then automatically delivers a
customized charging program*.
The charge time is shown on the
LED indicator.
≥ 8h
6 h
4 h
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Please read all of the instructions detailed in this
user manual carefully before use.
6
When the battery is fully charged,
the charger will automatically go into
maintenance mode and maintain a
safe charge.
2
The Maintenance mode is shown by
all lights on the LED indicator pulsing.
In Maintenance mode, the battery is
safe to be left on charge for long term
storage on or off the vehicle.
Note: Check that the CS ONE goes into Maintenance mode after a maximum
period of 80 hours. If not, the battery could be faulty. CTEK recommends to
get the battery tested - it may need replacing.
7
After charging, disconnect the battery
charger from the supply mains.
Follow by removing the battery
clamps.
Store the CS ONE in a suitable
location.
2 h
1 h
EN
CS ONE (GEN 2) | USER MANUAL | 5