ESAB fabricator 141i User Manual

ESAB FABRICATOR 141i
Manual 0-5420 5-1 TROUBLESHOOTING AND SERVICE
SECTION 5:
POWER SOURCE PROBLEMS AND ROUTINE SERVICE
REQUIREMENTS
5.01 Power Source Problems
FAULT CAUSE REMEDY
1 Primary Power Supply
is ON, power indicator is
illuminated however the
Power Source will not
commence welding when
the torch trigger switch is
depressed.
A Power Source is not in the
correct mode of operation.
A Set the Power Source to the
correct mode of operation with the
process selection switch.
B Welding leads, or polarity cable
not connected.
B Connect welding leads or polarity
cable.
C Faulty torch trigger. C Repair or replace torch trigger
switch/lead.
2 Fault Indicator is
illuminated and the
Power Source will not
commence welding when
the torch trigger switch is
depressed.
Duty cycle of Power Source has
been exceeded.
Leave the Power Source
switched ON and allow it to
cool. Note that fault indicator
must be extinguished prior to
commencement of welding.
3 The Power Source will not
feed wire in MIG mode.
A Electrode wire stuck in conduit
liner or contact tip (burn-back
jam).
A Check for clogged / kinked MIG
Gun conduit liner, loose nozzle or
worn contact tip. Replace faulty
components.
B 8 pin gun connector not
connected.
B Connect 8 pin gun connector.
C MIG GUN/SPOOL GUN switch is
switched to SPOOL GUN.
C Switch the MIG GUN/SPOOL GUN
switch to MIG GUN.
D Faulty torch trigger. D Repair or replace torch trigger.
E Wire tension too loose. E Tighten wire tension.
F Brake tension too tight. F Loosen brake tension.
4 Welding wire continues to
feed when torch trigger is
released.
A Trigger mode selection switch is
in 4T latch mode.
A Change the trigger mode selection
switch from 4T latch mode to 2T
normal mode.
B Torch trigger leads shorted. B Repair or replace torch trigger
switch/lead.
5 Welding arc cannot be
established in MIG mode.
A MIG Gun polarity lead is not
connected into a welding output
terminal.
A Connect the MIG Gun polarity
lead to either the positive welding
output terminal or the negative
welding output terminal as
required.
B Poor or no work lead contact. B Clean work clamp area and ensure
good electrical contact.

ESAB fabricator 141i Specifications

General

Brand	ESAB
Model	fabricator 141i
Category	Welding System
Language	English