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CEBORA S.p.A.
♦ Make sure the panel board (38) is properly mounted on control board (38) on the Power
Source.
♦ Replace the control (38) and/or panel (20) boards.
3.3.2 - Power source powered, operator panels on Power Source and Gas Console on, fan
(20) stopped.
FAN (20) TEST.
Fan (20), terminals A (black wire on the capacitor (18)) – H (blue wire), on the fast-on patch
connector, voltage = 230 Vac, after closing the contactor (44).
♦ Check the wiring between fan (20), starting capacitor (18) and power voltage
change.
♦ Replace starting capacitor (18).
♦ Replace the fan (20).
PRE-CHARGE BOARD (45) POWER SUPPLY TEST.
Pre-charge board (45), connector J1 terminals 1 - 4 = 180 Vac.
♦ Check the wiring between connectors J1 of pre-charge board (45) and J2 of fuse
board (50).
♦ Check fuse F1 on fuse board (50); if broken, replace and make sure that terminals
1 - 4 of J1 on pre-charge board (45) are not short-circuited.
♦ Make sure there is 180 Vac voltage on terminals TP1 - 180V of fuse board (50);if
missing, check the wiring between the service transformer and fuse board (50),
and if necessary replace the service transformer (50).
CAPACITOR PRE-CHARGE AND TRANSFORMER (27) PRE-MAGNETIZATION TEST.
Pilot arc board (58), connector J1, terminals 1(+) and 2(-), voltage = >200 Vdc, contact (44)
closed, after closing the switch (39).
♦ Check the wiring between J4 pre-charge board (45) and J1 pilot arc board (58).
♦ Check the wiring between J2 pre-charge board (45) and J10 control board (38).
♦ Check the wiring between J3 terminals 5 and 6 on pre-charge board (45) and
terminals 3 and 8 of J13 on control board (38).
♦ Check the wiring between J3 terminals 3 and 4 on pre-charge board (45) and
terminals 2 and 7 of J13 on control board (38).
♦ Check the wiring between contactor (44) coil terminals and terminals 1 and 6 of
J13 on control board (38).
3.302.218
Correct?
NO
Correct?
YES
Correct?
YES
YES
NO
NO
19
9/8/2006
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