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6 • EN

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

Explanation

Lithium battery program 

14.2V/2.3A 

Use for LITHIUM batteries.

BATTERIES WITH "UNDER VOLTAGE PROTECTION" 

Some Lithium batteries have an on-board UVP (under voltage protection) that disconnects 

the battery to avoid it becoming too deeply discharged. This prohibits the charger from 

detecting that there’s a battery connected. To bypass this, the battery charger needs to 

open the UVP. There are two options available to “wake up” the battery - automatic and 

manual.

During the automatic “wake up” period the LED "CHECK" will flash until the charge 

program is started and LED "CHECK" is lit with a steady light. Automatic "wake up" will be 

active for maximum 5 minutes.

If the charger is in Standby mode after 10 minutes (  power led is flashing) the automatic 

wake up did not succeed. Try the manual wake up.

To use the manual “wake up”, press the Mode button for approximately 10 seconds to 

bypass the UVP. During the “wake up” period the LED "CHECK" will flash until the charge 

program is started and the LED "CHECK" is lit with a steady light. If the manual wake up 

is unsuccessful the power LED   will start to flash after latest 10 minutes. Disconnect any 

parallel loads from the battery and try again. If the charging does not start after that, the 

battery 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 can’t detect a battery in 2 minutes. 

ERROR LAMP

 

If the error lamp is lit, check the following:

1.  Polarity error: Is the charger’s positive lead connected to 

the positive charging point? Is the charger’s negative lead 

connected to the negative charging point? 

2. Is the charger connected to a 12V battery?

3.  Has charging been interrupted in "CHECK" or "CARE"?  

Restart the charger by pressing the MODE-button. If charging is still 

being interrupted, the battery... 

CHECK:

...can not accept charge or paralell loads may be 

 connected to the battery. Remove the paralell loads and 

restart the charging by pressing the MODE-button.

...restart the charger maximum 3 times. If the charger 

doesn´t continue to Bulk after that, the battery may need 

to be replaced.

CARE:

...can not keep charge and may need to be replaced.

LITHIUM

Summary of Contents for 1087

Page 1: ...ndicate that the mains cable is connected to the wall socket The power lamp will blink if the battery clamps are incorrectly connected The reverse polarity protection will ensure that the battery or charger will not be damaged RECOND LITHIUM NORMAL NORMAL BATTERY PROGRAM ERROR LAMP RECOND OPTION FULLY CHARGED LITHIUM BATTERY PROGRAM POWER LAMP MODE BUTTON 3 Press the MODE button to select charging...

Page 2: ... 10Ah 4h 15Ah 6h 20Ah 7h 25Ah 9h 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 can t detect a battery in 2 minutes ERROR LAMP If the error lamp is lit check the following 1 Polarity error Is the charger s positive lead connected to the positive charg...

Page 3: ...ed STEP 6 RECOND Choose the Recond program to add the Recond step to the charging process During the Recond step voltage increases to create controlled gassing in the battery Gassing mixes the battery acid and gives back energy to the battery STEP 7 FLOAT Maintaining the battery voltage at maximum level by providing a constant voltage charge STEP 8 PULSE Maintaining the battery at 95 100 capacity ...

Page 4: ...VP During the wake up period the LED CHECK will flash until the charge program is started and the LED CHECK is lit with a steady light If the manual wake up is unsuccessful the power LED will start to flash after latest 10 minutes Disconnect any parallel loads from the battery and try again If the charging does not start after that the battery may need to be replaced POWER LAMP If the power lamp i...

Page 5: ...d STEP 6 Not applicable STEP 7 FLOAT Maintaining the battery voltage at maximum level by providing a constant voltage charge STEP 8 PULSE Maintaining the battery at 95 100 capacity The charger monitors the battery voltage and gives a pulse to keep the battery fully charged LITHIUM 1 2 3 4 5 6 7 8 14 4V Max 14 2V 1 0A Max 14 2V 2 3A Max 14 2V Voltage limit 12 0V Max 13 3V 2 3A Max 13 8V 2 3A Pulse ...

Page 6: ... to the battery CTEK battery chargers produce very clean voltage and current with low ripple LIMITED WARRANTY CTEK SWEDEN AB issues this limited warranty to the original purchaser of this product This limited warranty is not transferable The warranty applies to manufacturing faults and material defects for 5 years from the date of purchase The customer must return the product together with the rec...

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