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TROUBLE SHOOTING AND FAULT CODES
Check that the mains supply is connected and the display is illuminated. Check that the clips are
correctly connected to the battery and making a good contact. The only user serviceable part is the
mains fuse fitted inside the mains plug. The battery must be in good condition and capable of
accepting a charge.
Error/Problem
Possible cause
Correction
Display (1) shows
"---".
No battery connected.
Battery voltage below 0.5 V.
Connect battery (see “Connecting the
Device").
Unable to charge battery.
Display (1) shows
"Er1".
Connected battery
incompatible.
Only connected compatible batteries
(see
“Intended Use").
Display shows (1)
"Er2".
Connected battery defective.
Dispose of battery in an
environmentally friendly manner.
Display (1) shows
"Er3".
The battery was not fully charged
within 24 hours.
• Verify the charging rate is set
correctly.
• Battery defective.
“
Reverse Polarity
”
LED (7) lit
Battery incorrectly/not connected
Unplug charger and check the
connections.
Incorrect battery voltage
(12/24V) selected
Unplug charger and wait for the LEDs to
go out. Reconnect the charger and
select the correct battery voltage.
Battery cannot be
charged
No power supply
Battery defective
Verify the charger is connected to a
230V mains socket.
Long charging time
Battery temperature too low
Never charge a frozen battery.
Charging rate increases with battery
temperature.
Battery capacity too high.
Use a different charger
Low charging current selected
Select higher charging current
Battery voltage too
low
Battery charging period too
short
Increase duration of battery charging
period
Cleaning, care and maintenance
Clean clamps after every charge to prevent corrosion, wipe off any battery fluid which may have
come into contact with the clamps.
Clean the product with a soft, dry cloth. Store the machine in a clean, dry place.
Disposal:
Do not throw electrical appliances in with domestic waste!
In accordance with European Directive 2012/19/ EC for waste electrical and electronic equipment
(WEEE) must be collected separately and taken to a recycling point for disposal.
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