CIGWELD Transmig 355i, Operating Manual, Page: 105 / 116

OPERATING MANUAL
Transmig 220i
Manual 0-5586 8-5 ROUTINE SERVICE REQUIREMENTS AND POWER SOURCE PROBLEMS
5 Unit will not feed wire in
MIG mode. A Incorrect Feed Roll fitted for
wire type being used.
A Fit the correct feed roll for MIG
wire type being used. Refer to
Section 2.11 for optional feed rolls
available and Section 5.11 for feed
roll fitting details.
B Pressure Roller Arm is
not secured in the down
position or not correctly
adjusted.
B Secure Pressure Roller in the
down position and ensure that it
is correctly adjusted. Refer to sec-
tions 5.09 and 5.10.
C Electrode wire stuck in
conduit liner or contact tip
(burn-back jam).
C Check for clogged / kinked MIG
torch conduit liner or worn contact
tip. Replace faulty components.
D The Wire Drive Motor 8A
circuit breaker located in
the Power Source Wire
Drive Compartment has
tripped.
D Press in the 8A Circuit Breaker
to reset it. If it does not reset or
will still not feed wire, contact a
Cigweld Service Provider.
6 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.
7 Welding arc cannot be
established in MIG mode. A MIG torch polarity lead is
not connected into a weld-
ing output terminal.
A Connect the MIG torch polarity
lead to either the positive welding
output terminal or the negative
welding output terminal as re-
quired.
B Poor or no work lead
contact.
B Clean work clamp area and ensure
good electrical contact.
8 Inconsistent wire feed. A Worn or dirty contact tip. A Replace if necessary.
B Worn feed roll. B Replace.
C Excessive brake tension on
wire reel hub.
C Reduce brake tension on spool
hub
D Worn, kinked or dirty con-
duit liner
D Clean or replace conduit liner
9 No gas flow in MIG mode. A Gas hose is damaged. A Replace or repair.
B Gas passage contains
impurities.
B Disconnect gas hose from the rear
of power source or wirefeeder and
blow out impurities.
C Gas regulator turned off. C Turn on regulator.
D Empty gas cylinder. D Replace gas cylinder.
10 Gas flow continues after
the torch trigger switch has
been released (MIG mode).
Gas valve has jammed open
due to impurities in the gas
or the gas line. Have an accredited CIGWELD
service provider repair or replace
gas valve.
11 Power indicator will not
illuminate and welding arc
cannot be established.
The mains supply voltage
has exceeded voltage limits
of the power source. Ensure that the mains supply volt-
age is within 415VAC ± 15%.