Cebora 965, Руководство по обслуживанию, Страница: 7 / 24

CEBORA S.p.A.
7
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 cable of the positive pole of the power source to the workpiece.
‰
Connect the power source to the mains.
‰
Close the switch (C) on the power source.
♦
System powered, lamp (M) lit, fan (39) running.
Correct?
♦
On the front panel lamps (G) and (L) off.
NO (see 3.3.1, 3.3.2).
YES
WARNING
DURING THE FOLLOWING TESTS, DO NOT POINT THE TORCH AT PEOPLE OR
PARTS OF BODY, BUT ALWAYS TOWARDS AN OPEN SPACE OR THE WORKPIECE.
‰
Briefly press the torch start button.
Correct?
♦
Gas flows from the torch for approximately 90 seconds (post-gas time). The
pressure reading on the pressure gauge (F) remains constant.
NO (see 3.3.3, 3.3.4).
YES
‰
Press the start button and hold it down for approximately 5 seconds.
Correct?
♦
Pilot arc lights for approximately 2 seconds (pilot arc maximum time). The gas
continues to flow for approximately 90 sec. more (post-gas time).
NO (see 3.3.5, 3.3.6,
3.3.7, 3.3.8).
YES
‰
With pilot arc lit, place the torch near the workpiece.
♦
Begin cutting.
Correct?
NO (see 3.3.9).
YES
‰
Release the torch start button.
Correct?
♦
The arc shuts off immediately. The gas continues to flow for approximately 90
sec. more (post-gas time).
NO (see 3.3.4).
YES
REGULAR OPERATION.
3.302.173 28/07/04