81 - Gas Console Not Connected; 82 - Atex Gas Console Not Connected - Cebora PLASMA PROF 164 HQC Service Manual

CEBORA S.p.A.
♦ Check the wiring between J3 torch board (42), terminal board to connect the torch
to the Power Source, switch (46) on the Power Source safety guard, extension art.
1179, connector J2 on control box board (5) of the module HV18 and switch (11)
on the safety guard of the module HV18.
♦ Make sure there is a jumper on terminals A and B of J1 and on terminals 1 and 2
of J5 on control box board (5) of the module HV18.
♦ Make sure the switches (46) on the Power Source and (11) on the safety guard of
the module HV18 are intact and properly mounted. If incorrectly positioned,
correct the position; replace if defective.
♦ Check the torch board (42) supply voltage, performing if necessary the TORCH
BOARD (42) 24V POWER SUPPLY TEST in par. 3.4.8.
♦ Replace the torch board (42).
SAFETY GUARD SIGNAL TEST.
Control board (38), connector J2, terminals 9(+) and 10(-) = 0 Vdc (correct condition), with
guard on Power Source and on module HV18 closed; +5 Vdc (alarm), with guards open.
♦ Check the wiring between J7 torch board (42) and J2 control board (38).
♦ With Power Source off, temporarily disconnect, J2 from control board (38) and
check on terminals 9(+) and 10(-) of J2 on control board (38) voltage = +5 Vdc. If
incorrect, replace control board (38).
♦ Replace the torch board (42).
♦ Replace the control board (38).

3.4.19 - 81 - Gas console not connected.

This alarm is not currently active. Recognition of the Gas Console connected is built into the
CAN bus communication line.

3.4.20 - 82 - ATEX Gas Console not connected.

This alarm is active only when a type of gas is selected that requires the use of the ATEX
Console (e.g., "H35"). It may initially appear with the message "H35" flashing on display (F) of
the Gas Console, which upon start-up ((I) button on Gas Console pressed) changes to the
message "Err""82".
The "ATEX Gas Console connected" signal is provided by a jumper between terminals 8 and
9 of the connector (27) on the ATEX Gas Console.
ATEX GAS CONSOLE CONNECTED TEST.
Panel board (20), connector J12, terminals 2(+) and 1(-) = 0 Vdc, (jumper closed = ATEX
Gas Console connected); +5 Vdc (jumper open = ATEX Gas Console not connected).
♦ Check the wiring between J12 panel board (20), connector (17) on Gas Console
and connector (27) on ATEX Gas Console.
♦ Make sure there is a jumper between terminals 8 and 9 of connector (27) on
ATEX Gas Console.
3.302.218
Correct?
YES
Correct?
YES
NO
NO
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9/8/2006