Lincoln Electric POWER FEED IM584-D - Manual (Page 56)

E-9 TROUBLESHOOTING E-9
POWER FEED 10
Observe all Safety Guidelines detailed throughout this manual
If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact your
Local Lincoln Authorized Field Service Facility for technical troubleshooting assistance before you proceed.
CAUTION
PROBLEMS
(SYMPTOMS)
POSSIBLE CAUSE
RECOMMENDED
COURSE OF ACTION
17. Dual Procedure is not function-
ing when using the local dual
procedure switch (on Circuit
Boards). Status lights are solid
green on Circuit Boards and
Head boards.
18. Wire feed speed is consistent
and adjustable, but operates at
the wrong speed.
19. Status LED not solid green
a. Faulty local dual procedure
switch or Circuit Boards mother
board. Disconnect harness plug
from J5 of Circuit Board mother
board. Check that there is conti-
nuity between plug pins 1 and 7
local DPS is in position “A” but
not when in gun or “B”. Now
check that there is continuity
between plug pins 1and 8 when
local DPS is in position “B” but
not when in “Gun” or “A”. If any
of these continuity tests fail,
repair or replace switch or switch
harness to correct the problem,
Otherwise, replace CB mother
board.
a. Dip switch on feed head board
does not match gear ratio used at
gear box. If using a high speed
gear, the feed head PC board dip
switch 8 must be set to 1 or “ON”.
b. Feed head board is not properly
reading DIP switch. Replace feed
head PC board.
a. see LED Status Light Chart.
If all recommended possible areas of
misadjustment have been checked
and the problem persists, Contact
your local Lincoln Authorized
Field Service Facility.