Lincoln Electric FlexCut 200 Service Manual page 72

LINCOLN ELECTRIC
DESCRIPTION
POSITIVE VOLTAGE SUPPLY
NEGATIVE VOLTAGE SUPPLY
Table F.21 – Pilot current LEM feedback versus actual output current
ACTUAL OUTPUT
CURRENT (AMPS)
500
450
400
350
300
250
200
150
100
50
Table F.20 – Pilot current LEM voltage tests
TEST POINT (POS)
PLUG J23 PIN 3
(LEAD 233)
PLUG J23 PIN 4
(LEAD 234)
TEST POINT (POS)
PLUG J23 PIN 10 (LEAD 240)
PLUG J23 PIN 10 (LEAD 240)
PLUG J23 PIN 10 (LEAD 240)
PLUG J23 PIN 10 (LEAD 240)
PLUG J23 PIN 10 (LEAD 240)
PLUG J23 PIN 10 (LEAD 240)
PLUG J23 PIN 10 (LEAD 240)
PLUG J23 PIN 10 (LEAD 240)
PLUG J23 PIN 10 (LEAD 240)
PLUG J23 PIN 10 (LEAD 240)
FlexCut® 200 Service Manual
TEST POINT (NEG)
PLUG J23 PIN 9
(LEAD 239)
PLUG J23 PIN 9
(LEAD 239)
TEST POINT (NEG)
PLUG J23 PIN 9 (LEAD 239)
PLUG J23 PIN 9 (LEAD 239)
PLUG J23 PIN 9 (LEAD 239)
PLUG J23 PIN 9 (LEAD 239)
PLUG J23 PIN 9 (LEAD 239)
PLUG J23 PIN 9 (LEAD 239)
PLUG J23 PIN 9 (LEAD 239)
PLUG J23 PIN 9 (LEAD 239)
PLUG J23 PIN 9 (LEAD 239)
PLUG J23 PIN 9 (LEAD 239)
EXPECTED READING
+15 VDC
-15 VDC
CURRENT LEM
FEEDBACK VOLTAGE
4.0 VDC
3.6 VDC
3.2 VDC
2.8 VDC
2.4 VDC
2.0 VDC
1.6 VDC
1.2 VDC
0.8 VDC
0.4 VDC
67