Lincoln Electric INVERTEC 275TP, Operator'S Manual, Page: 25 / 27

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Error Codes and troubleshooting
When the error occurs and remains, the Error messages
is displayed in Red.
By pushing the knob button, the Error code number is
displayed.
During error, new welding sequence is blocked until the
reason of error remains.
When the error vanished, it is now possible to
acknowledge the error by pushing the knob. The
background error message becomes white
Table 2 shows list of basic errors that can appear. To get
full list of error codes, please contact Lincoln Electric
service.
Table 1 Error codes
Error code Symptoms Cause Recommended Course of Action
36
The machine has shut
down because it has
overheated. System detected a temperature
level beyond the normal system
operating limit.

Be sure process does not exceed duty
cycle limit of the machine.

Check the setup for proper air flow around
and through the system.

Check that the system has been properly
maintained, including removal of
accumulated dust and dirt from the intake
and outlet louvers.

User interface show information when
machine will be cooled down. To continue
welding operation Please press left knob
or start welding operation by the torch
trigger
37
The machine has shut
down because it has
overheated. System detected a temperature
level beyond the normal system
operating limit.

Be sure process does not exceed duty
cycle limit of the machine.

Check the setup for proper air flow around
and through the system.

Check that the system has been properly
maintained, including removal of
accumulated dust and dirt from the intake
and outlet louvers.
266 Torch is too warm. No liquid flows in water torch

Check the cooling liquid level, and fill
liquid if the level is too low.

Check proper connection of cooling
circuit
WARNING
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.
Type of
error
Error
code
“Done”,
starting a new
sequence is
possible