Lincoln Electric FlexCut 200 Service Manual page 65

LINCOLN ELECTRIC
DESCRIPTION
INPUT POWER
SUPPPLY FROM THE
SWITCH BOARD
LED # COLOR
1 GREEN
2 RED
GREEN
3
OFF
4 GREEN
5 GREEN
6 GREEN
7 GREEN
8 GREEN
9 GREEN
11 GREEN
12 GREEN
Table F.16 – Pilot board voltage tests
TEST POINT TEST POINT
(POS)
PLUG J1 PIN 16 PLUG J1 PIN 8
(LEAD 296) (LEAD 288)
PLUG J5 PIN 2 PLUG J5 PIN 4
(LEAD 77) (LEAD 75)
PLUG J3 PIN 9 PLUG J3 PIN 3
(LEAD HOLD2) (LEAD HOLD1)
PLUG J3 PIN 10 PLUG J3 PIN 4
(LEAD CCR2) (LEAD CCR1)
PLUG J3 PIN 7 PLUG J3 PIN 1
(LEAD TRIG 2) (LEAD TRIG 1)
PLUG J3 PIN 8 PLUG J3 PIN 2
(LEAD PROC B) (LEAD PROC A)
Table F.17 – Pilot board LED descriptions
FUNCTION
15V POWER "OK"
ILLUMINATES WHEN PILOT IGBT IS CLOSED (PILOT ON)
+15V PILOT SUPPLY "OK"
PILOT IS LIKELY SHORTED
ILLUMINATES WHEN ARC ESTABLISHED IS ENABLED
ILLUMINATES WHEN TRIGGER IS ENABLED
ILLUMINATES WHEN PROCEDURE SELECT SWITCH IS ENABLED
ILLUMINATES WHEN PARTS IN PLACE IS CLOSED
ILLUMINATES WHEN HOLD SIGNAL IS ENABLED
ILLUMINATES WHEN CORNER CURRENT REDUCTION SIGNAL IS ENABLED
ILLUMINATES WHEN MISC1 SIGNAL IS ENABLED
ILLUMINATES WHEN MISC2 SIGNAL IS ENABLED
EXPECTED
(NEG) READING
15 VDC
10 VDC
15 VDC
15 VDC
15 VDC
15 VDC
FlexCut® 200 Service Manual
CONDITION
MACHINE ON.
MACHINE IDLE / NO OUTPUT
MACHINE IDLE / NO OUTPUT
MACHINE IDLE / NO OUTPUT
MACHINE IDLE / NO OUTPUT
MACHINE IDLE / NO OUTPUT
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