83 - Nozzle Protection Or Torch Disconnected; 90 - "Rob" Flashing On Display (B) Of The Power Source And Display (F) On Gas Console. Emergency Stop Originating From The System (Pantograph Or Robot) - Cebora PLASMA PROF 164 HQC Service Manual

CEBORA S.p.A.
♦ With Power Source off, temporarily disconnect J12 from panel board (20), and
check, after restarting the Power Source, on terminals 2(+) and 1(-) of J12 on
panel board (20), voltage = +5 Vdc. If incorrect, replace panel board (20).
♦ Replace panel board (20).
♦ Replace panel board (20).

3.4.21 - 83 - Nozzle protection or torch disconnected.

Function inactive.
3.4.22 - 90 - "rob" flashing on display (B) of the Power Source and display (F) on Gas
Console. Emergency stop originating from the system (pantograph or robot).
EMERGENCY STOP FROM SYSTEM TEST.
Remote board (59), connector J2, terminals 2(+) and 10(-) = 0 Vdc, (contact closed) operating
permission, +24 Vdc (contact open) emergency stop.
♦ Check the wiring between connector (4) of the Power Source and the actuator of
the emergency stop signal on pantograph or robot.
♦ Check the wiring between J2 remote board (59) and connector (4) on the Power
Source.
♦ Check the wiring between J3 remote board (59) and J1 control board (38).
♦ Make sure the remote board (59) power supply is correct, performing if necessary
the REMOTE BOARD (59) POWER SUPPLY TEST in par. 3.3.4.
♦ With Power Source off temporarily disconnect connector J1 on control board (38)
and check the resistance on terminals 7 and 8 of J1 on control board (38). Correct
value = diode junction in both measurement directions. If incorrect, replace
control board (38).
♦ Replace the remote (59) and/or control (38) boards.
♦ Replace the remote (59) and/or control (38) boards.
3.302.218
Correct?
YES
NO
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9/8/2006