gala gar Smart 150 MMA battery Manuel D'instructions page 18

7. ANOMALIES. PROBABLE CAUSES. POSSIBLE SOLUTIONS.
SYMPTOM. ANOMALY.
GENERAL PROBLEM.
NOTHING WORKS ON
THE MACHINE.
GENERAL PROBLEM.
NOTHING WORKS IN
THE CHARGER.
CHARGER LIGHTS UP
BUT THE EQUIPMENT
DOES NOT CHARGE.
LIMITADOR TRIPS.
IT MAKES NOISE
THE EQUIPMENT IS ON
BUT THE EQUIPMENT
DOES NOT WELD
WHEN CHARGING,
"INVERSION" LED (I)
LITS
ABNORMAL HEATING
IN THE EQUIPMENT.
THERMAL PROTECTION
WORKS QUICKLY
SPECIALIZED PERSONNEL MUST CARRY OUT ANY WORK ON THE EQUIPMENT.
BOTH AT THE BEGINNING AND END OF A REPAIR CHECK THE EQUIPMENT INSULATION LEVELS. DISCONNECT
The insulation-measuring device will have 500 V D.C. and will be applied to the following points of the circuit:
- Supply-Earth: Ra > 50 Mohms.
- Welding-Earth: Ra > 50 Mohms.
- Supply-Welding: Ra > 50 Mohms.
BEFORE TURNING THE EQUIPMENT ON, ENSURE THAT IT IS OFF LOAD.
DO NOT OPERATE THE ON/OFF SWITCH WITH AN ELECTRICAL LOAD
Smart 150 MMA battery
PROBABLE CAUSE.
The battery is flat.
The battery is faulty.
Mains switch (M) defective.
The socket outlet used is disconnected
or faulty.
The charger LEDs are green: the
battery is full or the charger does not
detect the battery.
Some LEDs on the charger are red,
but the battery is not charging.
The charger may absorb a high peak
current when connected.
There may be a short circuit that
causes the limiter to trip.
Loose metal casing.
Defective electrical connections.
Damaged or poorly attached fan.
Active protection system. Illuminated
overheating led (J).
The polarity of the charging voltage is
reversed.
The equipment is positioned so that it
prevents correct ventilation.
The fan does not work.
The equipment is located in a very hot
environment.
There is a loose connection inside the
equipment.
THE ELECTRONIC BOARDS WHEN MEASURING THE INSULATION.
BLOW THE INSIDE OF THE EQUIPMENT WITH COMPRESSED AIR.
CONNECTED TO THE WELDING CONNECTORS.
POSSIBLE SOLUTION.
Perform a full charge cycle (see 3.3).
Contact the technical service.
Contact the technical service.
Check the socket you are using is working and
has the proper voltage. Check the electrical
panel of the installation. Try other socket outlets.
Charging cable or connector fault.
Contact the technical service.
Defective battery. Contact the technical service
for its replacement.
Connect the charger a second time. It will
consume less and the limiter may not trip.
Replace the limiter with a larger gauge.
Contact the technical service.
Review and screw casing.
Correctly tighten the connections.
Examine the fan.
Overheated equipment, wait for it to cool down.
Possible fault in the power circuit.
Defective charging cable or connector.
Contact the technical service.
Place the equipment in an area where the air is
constantly replaced.
Replace the fan.
Avoid positioning where there is direct exposure
to the sun.
Review the power electrical connections.
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