General Information; Introduction; General Service Policy; Safety Information - Cebora POWER SPOT 5600 Service Manual

CEBORA S.p.A.

1 - GENERAL INFORMATION.

1.1 - Introduction.

The purpose of this manual is to train personnel assigned to carry out maintenance on the
power source art. 2154 for welding systems of threaded stud bolts and rivets.

1.2 - General service policy.

It is the responsibility of the customer and/or operator to use the equipment appropriately, in
accordance with the instructions in the Instructions Manual, as well as to maintain the equipment
and related accessories in good working condition, in compliance with the instructions provided
in the Service Manual.
Any internal inspection or repairs must be carried out by qualified personnel who are
responsible for any intervention on the equipment.
It is forbidden to attempt to repair damaged electronic boards or modules; replace them with
original Cebora spare parts.

1.3 - Safety information.

The safety notes provided in this manual are an integral part of those given in the Instructions
Manual. Therefore, before working on the machine, please read the paragraph on safety
instructions in the aforementioned manual.
Always disconnect the power cord from the mains and wait for the internal capacitors to
discharge before accessing the interior of the equipment.
The discharge time of the DC-capacitors (24) depends on the status of the power source.
In normal situations it takes approximately 1 MINUTE, while in the event of a malfunction or
in the presence of error code "E5", it may take as long as several hours.
Therefore, MEASURE THE VOLTAGE ON THE DC-CAPACITORS (24) EVERY TIME
YOU ACCESS THE INTERIOR OF THE POWER SOURCE AND DISCHARGE THEM
MANUALLY IF NECESSARY BY TEMPORARILY APPLYING A 470 OHM 50 W
RESISTOR IN PARALLEL TO THE DC-CAPACITORS (24).
NEVER SHORT-CIRCUIT THE TERMINALS OF THE DC-CAPACITORS (24).
The large capacity of the DC-capacitors (24) may produce very high currents, even with just a
Some internal parts, such as terminals and dissipaters, may be connected to mains or
otherwise hazardous potentials. It is therefore forbidden to work with the safety guards removed
from the machine unless strictly necessary. In this case, take special precautions such as wearing
insulating gloves and footwear, and working in a perfectly dry environment with dry clothing.

1.4 - Electromagnetic compatibility.

Please read and observe the instructions provided in the paragraph "Electromagnetic
compatibility" of the Instructions Manual.
3.302.311
WARNINGS
few volts, with serious danger to the operator.
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23/01/2015