Power Source Operation - Cebora 961 Service Manual

CEBORA S.p.A.

3.2.2 - Power source operation.

System shut off and unplugged from the mains.
Connect the gas intake to the fitting (B) on the rear panel.
Turn the gas setting knob (E) to a pressure, as read on the pressure gauge (F), suited to the
type of torch being used (see Instruction Manual).
Connect the work clamp (H) to the work piece.
Connect the power source to the mains.
Close the switch (C) on the power source.
♦ System powered, lamp (M) lit, fan (34) running.
♦ On front panel, lamps (G) and (L) off.
DURING THE FOLLOWING TESTS, DO NOT POINT THE TORCH AT PEOPLE OR
PARTS OF BODY, BUT ALWAYS TOWARDS AN OPEN SPACE OR THE WORK PIECE.
Briefly press the torch start button.
♦ Gas flows from the torch for approximately 60 sec. (post-gas). The pressure
reading on the pressure gauge (F) remains constant.
Press the torch start button and hold it down for approximately 5 seconds to start the pilot arc.
♦ Pilot arc lights for the pressure over start button lasting time. The gas continues to
flow for approximately 60 sec. after the start button is released (post-gas).
With pilot arc lit, place the torch near the work piece.
♦ Begin cutting.
Release the torch start button.
♦ The arc shuts off immediately. The gas continues to flow for the post-gas time
(approximately 60 seconds after the start button is released).
3.302.170
Correct?
YES
WARNING
Correct?
YES
Correct?
YES
Correct?
YES
Correct?
YES
REGULAR OPERATION.
NO (see 3.3.1, 3.4).
NO (see 3.3.2, 3.3.3).
NO (see 3.3.4, 3.3.5).
NO (see 3.3.6).
NO (see 3.3.2, 3.3.3).
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06/07/04