CTEK MXS 3.8 - Manual (Page 2)

4 • EN
BATTERY SIZE (Ah) TIME TO 80% CHARGEd
2Ah 2h
8Ah 8h
20Ah 5h
60Ah 15h
80Ah 20h
REAdY TO USE
The table shows the estimated time for empty battery to 80% charge
CHARGING PROGRAMS
Settings are made by pressing the MODE-button. After about two seconds the charger
activates the selected program. The selected program will be restarted next time the
charger is connected.
The table explains the different Charging Programs:
Program
Battery
Size (Ah)
Explanation Temp range
1.2–14Ah
Small battery program
14.4V/0.8A
Use for smaller batteries.
-20°C–+50°C
(-4ºF–122ºF)
14–130Ah
Normal battery program
14.4V/3.8A
Use for WET batteries, Ca/Ca,
MF, GEL batteries and many
AGM batteries.
+5°C–+50°C
(41ºF–122ºF)
14–130Ah
Cold weather program
14.7V/3.8A
Use for charging at low tempera-
tures and for power AGM batter-
ies like Optima and Odyssey.
-20°C–+5°C
(-4ºF–41ºF)
ERROR LAMP
If the error lamp is lit, check the following:
1. Is the chargers positive lead connected to the battery´s
positive pole?
2. Is the charger connected to a 12V battery?
3. Has charging been interrupted in STEP 1, 2 or 5?
Restart the charger by pressing the MODE-button. If charging is still
being interrupted, the battery...
STEP 1: ...is seriously sulphated and may need to be replaced.
STEP 2: ...can not accept charge and may need to be replaced.
STEP 5: ...can not keep charge and may need to be replaced.
POWER LAMP
If the power lamp is lit with a:
1. STEAdY LIGHT
The mains cable is connected to the wall socket.
2. FLASHING LIGHT:
The charger has entered the energy save mode. This happens if the
charger isn´t connected to the battery in 2 minutes.