Lincoln Electric IDEALARC R3R 500-I Operating Manual page 17

PROBLEMS
(SYMPTOMS)
L. Optional remote current control not
functioning. See Troubleshooting , Page
? before connecting.
IM 6000
TROUBLESHOOTING
POSSIBLE
CAUSE
FUNCTION PROBLEMS
1. Current control switch in the wrong
position.
2. Leads 75, 76 and 77 not connected to
correct numbers on models with
terminal strip.
3. Remote control leads broken.
4. Remote control potentiometer open.
5. Lead or connection in current control
circuit open.
6. Control PC board plug disconnected or
loose.
7. Control circuit problems.
Idealarc R3R 500-I & 600-I
RECOMMENDED
COURSE OF ACTION
1. Place switch in "remote" (
2. Correct connection.
3. Repair broken leads.
4. See Troubleshooting, Page ?.
5. Connect or repair.
6. Connect plug.
7. See SCR Troubleshooting, Page ?.
) position.
Page 17