Lincoln Electric INVERTEC 135S Operator's Manual page 11

Welding Mode Switch:
positions, controls the welding mode of
the machine: two for Stick welding (Soft
and Crisp) and one for Lift TIG welding.

Soft Stick: For a welding with a low
spatter presence.
150S 
Crisp Stick:
170S
welding,
only
stability.

Lift TIG: When the mode switch is in
the Lift TIG position, the stick welding
functions
machine is ready for Lift TIG welding.
Lift TIG is a method of starting a TIG
weld by first pressing the TIG torch
electrode on the work piece in order to
create a low current short circuit.
Then, the electrode is lifted from the
work piece to start the TIG arc.
Meter: The meter displays the preset
170S only
welding current before welding and the
actual welding current during welding.
Error condition list.
If occurs, try to turn Off the machine, wait for a few
seconds, then turn ON again.
maintenance is required.
technical service center or Lincoln Electric and report the
LED Status found on the machine Front Panel.
Blink
150S
This occurs when an Internal auxiliary
170S
undervoltage condition is detected.
only
To restore the machine:
Voltage

Turn OFF then ON the Mains Switch
Lockout
to restart the machine.
A. Power Switch: It turns ON
/ OFF the input power to
the machine.
B. Input cable: This machine
is provided with a plugged
input cord. Connect it to
the mains.
C. Fan:

135S: The fan is
turned ON / OFF by
the machine Power
Switch.

150S / 170S: This machine has a F.A.N. (Fan
As Needed) circuitry inside.
automatically reduces the speed of the fan or
turns it OFF. This feature reduces the amount of
dirt which can be drawn inside the machine and
reduces power consumption. When the machine
is turned ON the fan will turn ON. The fan will
continue to run whenever the machine is
welding. The F.A.N. feature is active after that
the machine doesn't weld for more than 10
minutes, the fan speed will return to the
maximum speed if a welding operation restarts.
English
With three
For an aggressive
with an increased Arc
are disabled and the
If the error remains, a
Please contact the nearest
Blink
The machine
Maintenance
For any maintenance
recommended to contact the nearest technical service
center or Lincoln Electric.
performed by unauthorized service centers or personnel
will null and void the manufacturers warranty.
The frequency of the maintenance operations may vary in
accordance with the working environment. Any noticeable
damage should be reported immediately.

Check cables and connections integrity. Replace, if
necessary.

Keep clean the machine. Use a soft dry cloth to clean
the external case, especially the airflow inlet / outlet
louvers.
Do not open this machine and do not introduce anything
into its openings. Power supply must be disconnected
from the machine before each maintenance and service.
After each repair, perform proper tests to ensure safety.
Customer Assistance Policy
The business of The Lincoln Electric Company is
manufacturing and selling high quality welding equipment,
consumables, and cutting equipment. Our challenge is to
meet the needs of our customers and to exceed their
expectations. On occasion, purchasers may ask Lincoln
Electric for advice or information about their use of our
products. We respond to our customers based on the best
information in our possession at that time. Lincoln Electric
is not in a position to warrant or guarantee such advice,
and assumes no liability, with respect to such information
or advice. We expressly disclaim any warranty of any
kind, including any warranty of fitness for any customer's
particular purpose, with respect to such information or
advice. As a matter of practical consideration, we also
cannot assume any responsibility for updating or
correcting any such information or advice once it has
been given, nor does the provision of information or
advice create, expand or alter any warranty with respect
to the sale of our products
Lincoln Electric is a responsive manufacturer, but the
selection and use of specific products sold by Lincoln
Electric is solely within the control of, and remains the sole
responsibility of the customer. Many variables beyond the
control of Lincoln Electric affect the results obtained in
applying these types of fabrication methods and service
requirements.
Subject to Change – This information is accurate to the
best of our knowledge at the time of printing. Please refer
to www.lincolnelectric.com for any updated information.
7
WARNING
or repair operations
Maintenance or repairs
WARNING
English
it is