Lincoln Electric TOMAHAWK 30K User manual

IM3184
10/2022
REV00
TOMAHAWK®30K & 45
OPERATOR’S MANUAL
ENGLISH
Lincoln Electric Bester Sp. z o.o.
ul. Jana III Sobieskiego 19A, 58-260 Bielawa, Poland
www.lincolnelectric.eu

English I English
12/05
THANK YOU! For choosing the QUALITY of the Lincoln Electric products.
Please check packaging and equipment for damage. Claims for material damaged in shipment must be notified
immediately to the dealer.
For ease of use, please enter your product identification data in the table below. Model Name, Code & Serial Number
can be found on the machine rating plate.
Model Name:
………………...…………………………….…………………………………………………………………………………………..
Code & Serial number:
………………….……………………………………………….. …………………………………………………….……………..
Date & Where Purchased:
………………………………………………………………... ……………………….…………………………………………..
ENGLISH INDEX
Technical Specifications...................................................................................................................................................... 1
ECO design information ...................................................................................................................................................... 3
Electromagnetic Compatibility (EMC).................................................................................................................................. 5
Safety.................................................................................................................................................................................. 6
Introduction ......................................................................................................................................................................... 8
Installation and Operator Instructions.................................................................................................................................. 8
WEEE ............................................................................................................................................................................... 17
Spare Parts ....................................................................................................................................................................... 17
REACh .............................................................................................................................................................................. 17
Authorized Service Shops Location .................................................................................................................................. 17
Electrical Schematic.......................................................................................................................................................... 17
Accessories....................................................................................................................................................................... 18
Connection configuration................................................................................................................................................... 19

English 1 English
Technical Specifications
NAME INDEX
TOMAHAWK®30K K12038-3
TOMAHAWK®45 K14391-1
INPUT
Input Voltage U1Input Power at Rated Output EMC Class Frequency
TOMAHAWK®30K 230V±15% 2,7 kW @ 100% Duty Cycle A 50Hz
3,3 kW @ 60% Duty Cycle
TOMAHAWK®45
120V±15% 1,6 kW @ 100% Duty Cycle
A 50Hz
2,4 kW @ 60% Duty Cycle
230V±15%
3,3 kW @ 100% Duty Cycle
4,6 kW @ 60% Duty Cycle
5,2 kW @ 45% Duty Cycle
RATED OUTPUT AT 40°C
Duty Cycle
(based on a 10 min. period) Output Current Output Voltage
TOMAHAWK®30K 100% 25A 90Vdc
60% 30A 92Vdc
TOMAHAWK®45
120V
100% 15A 86Vdc
60% 22A 88,8Vdc
TOMAHAWK®45
230V
100% 30A 92Vdc
60% 40A 96Vdc
45% 45A 98Vdc
OUTPUT RANGE
Cutting Current Range Maximum Open Circuit Voltage
TOMAHAWK®30K 15 – 30A 396Vdc
TOMAHAWK®45
120V 15 – 22A 396Vdc
TOMAHAWK®45
230V 15 – 45A 396Vdc
EXTERNAL INLET COMPRESSED AIR
Required Inlet Flow Rate Required Inlet Pressure
TOMAHAWK®30K 125 ±10% l/min 5,0bar – 6,0bar
TOMAHAWK®45 200 ±10% l/min 5,0bar – 6,0bar
RECOMMENDED INPUT CABLE AND FUSE SIZES
Fuse (delayed) or Circuit
Breaker
(“D” characteristic) Size
Type of Plug
(Included with Machine) Input Power Cable
TOMAHAWK®30K 16 A SCHUKO 16A / 250V 3 x 1,5 mm2
TOMAHAWK®45K 16 A SCHUKO 16A / 250V 3 x 2,5 mm2
PSYHICAL DIMENSION
Height Width
Length
(case only, without
torch)
Weight
TOMAHAWK®30K 385 mm 215 mm 480 mm 18 – 18,5 kg
TOMAHAWK®45 385 mm 215 mm 480 mm 11,1 kg

English 2 English
OTHERS
Operating Temperature Storage Temperature
TOMAHAWK®30K from -10 °C to +40 °C from -25 °C to 55°C
TOMAHAWK®45 from -10 °C to +40 °C from -25 °C to 55°C
Protection Rating
TOMAHAWK®30K IP23S
TOMAHAWK®45

English 3 English
ECO design information
The equipment has been designed in order to be compliant with the Directive 2009/125/EC and the Regulation
2019/1784/EU.
Efficiency and idle power consumption:
Index Name Efficiency when max power
consumption / Idle power consumption Equivalent model
K12038-3 TOMAHAWK®30K 84% / 43W No equivalent model
K14391-1 TOMAHAWK®45 84% / 21W No equivalent model
Idle state occurs under the condition specified in below table:
IDLE STATE
Condition Presence
MIG mode
TIG mode
STICK mode
After 10 minutes of non-working X
Fan off
The value of efficiency and consumption in idle state have been measured by method and conditions defined in the product
standard EN 60974-1:20XX.
Manufacturer’s name, product name, code number, product number, serial number and date of production can be read from
rating plate.
XXXXXXXXXX
Code: XXXXX XXXXXX-X
S/N: P1YYMMXXXXX
12
34
5
P1 YY MM XXXXX
5A5A 5B 5D5C
XXXXXXX
Where:
1- Manufacturer name and address
2- Product name
3- Code number
4- Product number
5- Serial number
5A- country of production
5B- year of production
5C- month of production
5D- progressive number different for each machine

English 4 English
Typical gas usage for MIG/MAG equipment:
Material type
Wire
diameter
[mm]
DC electrode positive Wire Feeding
[m/min] Shielding Gas Gas flow [l/min]
Current
[A]
Voltage
[V]
Carbon, low
alloy steel 0,9 ÷ 1,1 95 ÷ 200 18 ÷ 22 3,5 – 6,5 Ar 75%, CO225% 12
Aluminum 0,8 ÷ 1,6 90 ÷ 240 18 ÷ 26 5,5 – 9,5 Argon 14 ÷ 19
Austenic
stainless steel 0,8 ÷ 1,6 85 ÷ 300 21 ÷ 28 3 - 7 Ar 98%, O22% / He 90%, Ar 7,5% CO22,5% 14 ÷ 16
Copper alloy 0,9 ÷ 1,6 175 ÷ 385 23 ÷ 26 6 - 11 Argon 12 ÷ 16
Magnesium 1,6 ÷ 2,4 70 ÷ 335 16 ÷ 26 4 - 15 Argon 24 ÷ 28
TIG Process:
In TIG welding process, gas usage depends on cross-sectional area of the nozzle. For commonly used torches:
Helium: 14-24 l/min
Argon: 7-16 l/min
Notice: Excessive flow rates causes turbulence in the gas stream which may aspirate atmospheric contamination into the
welding pool.
Notice: A cross wind or draft moving can disrupt the shielding gas coverage, in the interest of saving of protective gas use
screen to block air flow.
End of life
At end of life of product, it has to be disposal for recycling in accordance with Directive 2012/19/EU (WEEE), information
about the dismantling of product and Critical Raw Material (CRM) present in the product, can be found at
https://www.lincolnelectric.com/en-gb/support/Pages/operator-manuals-eu.aspx

English 5 English
Electromagnetic Compatibility (EMC)
01/11
This machine has been designed in accordance with all relevant directives and standards. However, it may still generate
electromagnetic disturbances that can affect other systems like telecommunications (telephone, radio, and television) or
other safety systems. These disturbances can cause safety problems in the affected systems. Read and understand this
section to eliminate or reduce the amount of electromagnetic disturbance generated by this machine.
This machine has been designed to operate in an industrial area. To operate in a domestic area it is necessary
to observe particular precautions to eliminate possible electromagnetic disturbances. The operator must install
and operate this equipment as described in this manual. If any electromagnetic disturbances are detected the
operator must put in place corrective actions to eliminate these disturbances with, if necessary, assistance from
Lincoln Electric.
Before installing the machine, the operator must check the work area for any devices that may malfunction because of
electromagnetic disturbances. Consider the following.
Input and output cables, control cables, and telephone cables that are in or adjacent to the work area and the machine.
Radio and/or television transmitters and receivers. Computers or computer controlled equipment.
Safety and control equipment for industrial processes. Equipment for calibration and measurement.
Personal medical devices like pacemakers and hearing aids.
Check the electromagnetic immunity for equipment operating in or near the work area. The operator must be sure that
all equipment in the area is compatible. This may require additional protection measures.
The dimensions of the work area to consider will depend on the construction of the area and other activities that are
taking place.
Consider the following guidelines to reduce electromagnetic emissions from the machine.
Connect the machine to the input supply according to this manual. If disturbances occur if may be necessary to take
additional precautions such as filtering the input supply.
The output cables should be kept as short as possible and should be positioned together. If possible connect the work
piece to ground in order to reduce the electromagnetic emissions. The operator must check that connecting the work
piece to ground does not cause problems or unsafe operating conditions for personnel and equipment.
Shielding of cables in the work area can reduce electromagnetic emissions. This may be necessary for special
applications.
WARNING
The Class A equipment is not intended for use in residential locations where the electrical power is provided by the public
low-voltage supply system. There may be potential difficulties in ensuring electromagnetic compatibility in those locations,
due to conducted as well as radiated disturbances.
WARNING
While a high electromagnetic field occurs, a welding current can fluctuate.
WARNING
This equipment complies with IEC 61000-3-12.

English 6 English
Safety
01/11
WARNING
This equipment have to be used by qualified personnel. Be sure that all installation, operation, maintenance and repair
procedures are performed only by qualified person. Read and understand this manual before operating this equipment.
Failure to follow the instructions in this manual could cause serious personal injury, loss of life, or equipment damage. Read
and understand the following explanations of the warning symbols. Lincoln Electric is not responsible for damages caused
by improper installation, improper care or abnormal operation.
WARNING: This symbol indicates that instructions must be followed to avoid serious personal injury, loss
of life, or equipment damage. Protect yourself and others from possible serious injury or death.
READ AND UNDERSTAND INSTRUCTIONS: Read and understand this manual before operating this
equipment. Plasma cutting can be hazardous. Failure to follow the instructions in this manual could cause
serious personal injury, loss of life, or equipment damage.
ELECTRIC SHOCK CAN KILL: Welding equipment generates high voltages. Do not touch the electrode,
work clamp, or connected work pieces when this equipment is turned on. Insulate yourself from the
electrode, work clamp, and connected work pieces.
ELECTRICALLY POWERED EQUIPMENT: Turn off the input power using the disconnect switch at the
fuse box before working on this equipment. Ground this equipment in accordance with local electrical
regulations.
ELECTRIC AND MAGNETIC FIELDS MAY BE DANGEROUS: Electric current flowing through any
conductor creates electric and magnetic fields (EMF). EMF fields may interfere with some pacemakers,
and welders having a pacemaker shall consult their physician before operating this equipment.
CE COMPLIANCE: This equipment complies with the European Community Directives.
ARTIFICIAL OPTICAL RADIATION: According with the requirements in 2006/25/EC Directive and
EN 12198 Standard, the equipment is a category 2. It makes mandatory the adoption of Personal
Protective Equipment (PPE) having filter with a protection degree up to a maximum of 15, as required by
EN169 Standard.
ARC RAYS CAN BURN: Use a shield with the proper filter and cover plates to protect your eyes from
sparks and the rays of the arc when welding or observing. To protect the skin, use suitable clothing made
of durable, fireproof material. Protect other nearby personnel with suitable, non-flammable screening and
warn them not to watch the arc nor expose themselves to the arc.
WORK MATERIALS CAN BURN: Cutting generates a large amount of heat. Hot surfaces and materials in
work area can cause serious burns. Use gloves and pliers when touching or moving materials in the work
area.
CYLINDER MAY EXPLODE IF DAMAGED: Use only certificate, compressed gas cylinders containing the
correct shielding gas for the process used and properly operating regulators designed for the gas and
pressure used. Always keep cylinders in an upright position securely chained to a fixed support. Do not
move or transport gas cylinders with the protection cap removed. Do not allow the electrode, electrode
holder, work clamp or any other electrically live part to touch a gas cylinder. Gas cylinders must be located
away from areas where they may be subjected to physical damage or the cutting process including sparks
and heat sources.

English 7 English
Cutting sparks can cause explosion or fire. Keep
flammables away from cutting. Do not cut or gouge near
flammables. Have a fire extinguisher nearby, and have a
watch person ready to use it. Do not cut on drums or any
closed container.
The plasma arc can cause injury and burns. Keep your
body away from nozzle and plasma arc. Turn off power
before disassembling torch. Do not grip material near
cutting path. Wear complete body protection.
Electric shock from torch or wiring can kill. Wear dry
insulating gloves. Do not wear wet or damaged gloves.
Protect yourself from electric shock by insulating yourself
from work and ground. Disconnect input plug or power
before working on machine.
Breathing cutting fumes can be hazardous to your
health. Keep your head out of the fumes. Use forced
ventilation or local exhaust to remove the fumes. Use
ventilating fan to remove fumes.
Arc rays can burn eyes and injure skin. Wear hat and
safety glasses. Use ear protection and button shirt collar.
Use welding helmet with correct shade of filter. To
protect the skin, use suitable clothing made of durable,
fireproof material.
Become trained and read the instructions before working
on the machine or cutting.
Do not remove or paint over (cover) the label.
SAFETY MARK: This equipment is suitable for supplying power for cutting operations carried out in an
environment with increased hazard of electric shock.
The manufacturer reserves the right to make changes and/or improvements in design without upgrade at the same time the
operator’s manual.

English 8 English
Introduction
TOMAHAWK®30K allows for cutting and grid.
The complete package TOMAHAWK®30K contains:
Work lead – 6m,
Cutting Plasma Hand Torch LC30 – 4m,
USB user manual.
TOMAHAWK®30K has a built-in compressor that allow to
operates in areas where an external primary air is not
available.
Recommended equipment, which can be bought by user,
was mentioned in the chapter "Accessories".
TOMAHAWK®45 allows for cutting, grid and gouging.
The complete package TOMAHAWK®45 contains:
Work lead – 6m,
Cutting Plasma Hand Torch LC45 – 6m,
USB user manual.
Recommended equipment, which can be bought by user,
was mentioned in the chapter "Accessories".
Installation and Operator Instructions
Read this entire section before installation or operation of
the machine.
Location and Environment
This machine will operate in harsh environments.
However, it is important that simple preventative
measures are followed to assure long life and reliable
operation.
Do not place or operate this machine on a surface with
an incline greater than 15° from horizontal.
Do not use this machine for pipe thawing.
This machine must be located where there is free
circulation of clean air without restrictions for air
movement to and from the air vents. Do not cover the
machine with paper, cloth or rags when switched on.
Dirt and dust that can be drawn into the machine
should be kept to a minimum.
This machine has a protection rating of IP23S. Keep it
dry when possible and do not place it on wet ground
or in puddles.
Locate the machine away from radio controlled
machinery. Normal operation may adversely affect the
operation of nearby radio controlled machinery, which
may result in injury or equipment damage. Read the
section on electromagnetic compatibility in this
manual.
Do not operate in areas with an ambient temperature
greater than 40°C.
Duty Cycle
The duty cycle of a welding machine is the percentage of
time in a 10 minute cycle at which the welder can operate
the machine at rated welding current.
Example: 60% duty cycle:
Cutting for 6 minutes. Break for 4 minutes.
Excessive extension of the duty cycle will cause the
thermal protection circuit to activate.
Minutes or decrease
Duty Cycle
Input Supply Connection
WARNING
Only a qualified electrician can connect the equipment to
the supply network. Installation had to be made in
accordance with the appropriate National Electrical Code
and local regulations.
Check the input voltage, phase and frequency supplied to
this machine before turning it on. Verify the connection of
ground wires from the machine to the input source.
TOMAHAWK®30K & 45 must be connected to a correctly
installed plug-in socket with an earth pin. Input voltage is:
TOMAHAWK®30K 230Vac 50Hz;
TOMAHAWK®45 120Vac, 230Vac 50Hz.
For more information about input supply refer to the
technical specification section of this manual and to the
rating plate of the machine.
Make sure that the amount of mains power available from
the input supply is adequate for normal operation of the
machine. The necessary delayed fuse or circuit breaker
and cable sizes are indicated in the technical specification
section of this manual.
WARNING
The equipment can be supplied from a power generator of
output power at least 30% larger than input power of the
cutting machine.
WARNING
When powering the machine from a generator be sure to
turn off machine first, before generator is shut down, in
order to prevent damage to equipment!

English 9 English
Controls and Operational Features
Front panel TOMAHAWK®30K
3
1
4
5
Figure 1
Front panel TOMAHAWK®45
3
2
5
Figure 2
1. User Interface TOMAHAWK®30K: See User
Interface TOMAHAWK®30K chapter.
2. User Interface TOMAHAWK®45: See User Interface
TOMAHAWK®45 chapter.
3. Work Lead Connector.
4. Compressor Internal Air Filter: (TOMAHAWK®30K
only).
5. Plasma Torch Connector.
Rear Panel TOMAHAWK®30K & 45
Figure 3
6. Air Connection Connector.
7. Input Cord 3m.
8. Power Switch ON/OFF (I/O): Controls the input
power to the machine. Be sure the power source is
properly connected to the mains supply before
turning power on ("I"). See: Installation and Operator
Instruction chapter.
7
8
6

English 10 English
User Interface TOMAHAWK®30K
910 11 12
14
15
1617
13
Figure 4
9. LED Indicator Power Switch: Lights up when
the equipment is ON and connect to the
power supply.
10. Thermal LED: Lights up when the equipment
is overheat.
11. Connecting the torch: LED Indicator. Lights
up when the torch is wrong connected to the
connector [5] or the shield cup body is not
tighten to the holder.
12. LED Indicator: Lights up when the
equipment is working.
13. Manometer: Allows to read the air pressure.
14. Purge Pressure Regulator Control: Allows to
regulate the air pressure.
15. Internal / External Air Switch:
Symbol Description
IN COMPR
Internal compressor
External air network
16. RUN/SET Switch: In the “SET” you cannot cut.
Symbol Description
SET
Purge test
RUN
Ready to cut
17. Output Current Control: Use to set the output current
used during cutting.
User Interface TOMAHAWK®45
21
14
18 19 20
Figure 5
18. Home Button: Allows the user to return to
the main view.
19. Active Button Control: Used to select the
available processes and their parameters,
and to set the value current.
20. Purge Test Button: Enables gas flow without
turning on output voltage.
21. LCD Display: Display shows processes and
parameters.
A
230V 6.9 BA
R
23 24
25
26
22
Figure 6
22. Supply Voltage: 120Vac or 230Vac. The equipment
has a built-in detection of the supply voltage.
WARNING
Gouging is only possible with a 230Vac supply voltage!
Output current range 30-45A.
23. Current Process: See „Table 1. User Setup Menu”.
24. Air Pressure. To set the air pressure, use the control
[14].
25. Set Value Current: To set the value current, use the
Active Button Control [19].

English 11 English
26. User Setup Menu: Displays the available processes
and parameters.
Figure 7
Table 1. User Setup Menu.
Symbol Description
Welding process / program selection
Cutting
Grid
Gouging
28
27
Figure 8
27. Selected grid process: To select a process, use the
Active Button Control [19].
28. Pilot Current Backup Time Adjustment: Only for grid
process.
Select Program
Press the control [19], to get access of user setup
menu.
Press [19] again to display the available process.
Select a process by turning the control and confirm
the selection [19].
For grid process you can adjust the pilot current
time between 1-5 seconds. The default time is 3
seconds. Press the control [19] to confirm your
selection.
Press “Home” [18] to return to the main view.
TOMAHAWK®30K – cut, grid
After pressing the button in the torch:
Preflow – purge flow before ignition of the pilot current
– 2s (unalterable).
Pilot current – maximum 3s, if it does not touch the
material or the button in the torch is released, the pilot
current will automatically turn off.
Cutting current – proper cutting – lasts as long as the
button in the torch is pressed.
Pilot – sustaining the pilot current (grid process) – 3s.
Is only possible when the button in torch is pressed.
This enables the transition between the materials to
be cut.
Postflow – gas flow after cutting – 15s (unalterable).
PREFLOW
PILOT
CUTTING CURRENT
2s
3s
15s
3s
POSTFLOW
PILOT
TOMAHAWK 30K
®
Figure 9
Table 2. TOMAHAWK®30K – Preflow/Postflow
Preflow Current Postflow
2 s 15-30 A 15 s

English 12 English
TOMAHAWK®45 – cut
After pressing the button in the torch:
Preflow – purge flow before ignition of the pilot current
– 2s (unalterable).
Pilot current – maximum 3s, if it does not touch the
material or the button in the torch is released, the pilot
current will automatically turn off.
Cutting current – proper cutting – lasts as long as the
button in the torch is pressed.
Postflow – gas flow after cutting – time depends on
the current – see Table 3.
15-30A
30-40A
40-45A
15s
20s
25s
PREFLOW
PILOT
CUTTING CURRENT
2s
3s
POSTFLOW
®
CUT
TOMAHAWK 45
Figure 10
TOMAHAWK®45 – grid
After pressing the button in the torch:
Preflow – purge flow before ignition of the pilot current
– 2s (unalterable).
Pilot current – maximum 3s, if it does not touch the
material or the button in the torch is released, the pilot
current will automatically turn off.
Cutting current – proper cutting – lasts as long as the
button in the torch is pressed.
Grid time – sustaining the pilot current, possible only
the button in torch is pressed. Enables the transition
between the materials to be cut. Adjustment range:
1 – 5s.
Postflow – gas flow after cutting – time depends on
the current – see Table 3.
1-5s
GRID TIME
PREFLOW
PILOT
CUTTING CURRENT
2s
3s
POSTFLOW
®
GRID
TOMAHAWK 45
15-30A
30-40A
40-45A
15s
20s
25s
Figure 11
TOMAHAWK®45 – gouging
After pressing the button in the torch:
Preflow – purge flow before ignition of the pilot current
– 2s (unalterable).
Pilot current – maximum 3s, if it does not touch the
material or the button in the torch is released, the pilot
current will automatically turn off.
Gouging current – lasts as long as the button in the
torch is pressed.
Pilot – sustaining the pilot current (grid process). Is
only possible when the button in torch is pressed.
Postflow – gas flow after gouging – 15s (unalterable).
PREFLOW
PILOT
2s
3s
15s
POSTFLOW
PILOT
GOUGING
®
TOMAHAWK 45
GOUGING CURRENT
Figure 12
Table 3. TOMAHAWK®45 – Preflow/Postflow
Preflow Current Postflow
2s
15-30 A 15 s
30-40 A 20 s
40-45 A 25 s

English 13 English
Preparing the equipment
TOMAHAWK®30K enables the cutting and grid process.
WARNING
When preparing to work, make sure you have all materials
needed to complete the work and have taken all safety
precautions.
Procedure of begin of process:
Turn the machine off.
Connect the torch from the kit into the connector [5].
Connect the work lead into the connector [3].
Connect the other part of work lead to the material to
be cut.
Turn the machine on [8]. Check the LED [9] lights
green and LED [11] is not lights red.
Select a compressed air source [15].
Select the airflow by switch [16] to “SET”. Unlock the
control [14] – pull control towards you and by turning
to the right or left to set proper pressure.
WARNING
The recommended value pressure for high-quality cut is
5,5 bar for external mains.
WARNING
“Safety” function in torch – The button cover that prevents
accidental ignition of the torch.
WARNING
The User cannot start the cutting process, if the starts the
equipment with the button in the handle is pressed.
Set the cutting current [17].
The equipment is now ready.
WARNING
To start the cutting process just press the torch button,
making sure you are not aiming the torch air blow towards
people or foreign objects.
By applying the principle of occupational health and
safety, gouging can be begun.
TOMAHAWK®45 enables be cut, grid and gouging.
TOMAHAWK®45 does not include the accessories for
gauging, but the one can be purchased separately (see
"Accessories" chapter).
WARNING
When preparing to work, make sure you have all materials
needed to complete the work and have taken all safety
precautions.
Procedure of begin process:
Turn the machine off.
Connect the torch from the kit into the socket [5].
Connect the work lead into the socket [3].
Connect the other part of work lead to the material.
Turn the machine on [8].
Check the air pressure with the purge test button.
Unlock the control [14] – pull control towards you and
by turning to the right or left to set proper pressure.
WARNING
The recommended pressure value for a high-quality is
5,5 bar.
WARNING
“Safety” function in torch – The button cover that prevents
accidental ignition of the torch.
WARNING
The User cannot start a process, if the starts the
equipment with the button in the torch is pressed.
Check process by Active Button Control [19]. For grid
process you can adjust the plasma arc torch time
between 1-5 seconds. The default time is 3 seconds.
Press the control again to confirm your selection.
WARNING
Gouging is only possible with a 230V supply voltage!
Output current range 30-45A.
Press the “Home” button [18] to return to the main
view.
Set the cutting value by the control [19] and turn it to
the left or right to set the value.
The equipment is now ready.
WARNING
To start the process just press the torch button, making
sure you are not aiming the torch air blow towards people
or foreign objects.
By applying the principle of occupational health and
safety, process can be begun.

English 14 English
Cutting Speed
The cutting speed is a function of:
Thickness and type of material to be cut.
Value of set current. The current setting affects the
quality of the cut edge.
Geometrical shape of the cut (whether straight or
curved).
In order to provide indications on the most suitable setting,
the following table was established, based on tests
performed on an automatic test-bench: the best results
however can only be achieved from direct experience by
the operator in his actual working conditions.
Table 4. Cutting Speed TOMAHAWK®30K
TOMAHAWK®30K
Material Thickness
(mm)
Speed (cm/min.)
Current(A) Mild Steel Stainless Steel Aluminum
1
30
100,5 100,5 100,5
2 51,5 35,2 66,2
3 25 19,5 35,8
4 14,5 12,8 23,5
5 12 9,6 -
6 6 5,5 17,5
8 4 3,5 5,8
10 2,7 2,1 4,4
12 2 - 2,5
15 1,2 1,6 1,15
20 0,8 - -
Table 5. Cutting Speed TOMAHAWK®45
TOMAHAWK®45
Material
Thickness (mm)
Speed (cm/min.)
Current (A)
Best Quality Settings Production Setting
Steel Stainless
Steel Aluminum Steel Stainless Steel Aluminum
2
45
55,4 54,5 78,9 76,45 75,8 95,85
3 38,9 31,8 48,5 53,65 45,5 71,2
4 27,5 19,3 36,7 37,95 28,5 56,5
6 14 11,1 20,6 19,8 16,5 30,95
8 9,8 8,3 13,3 13,1 10,7 18,3
10 7,6 5,6 8,6 8,7 8 10,15
12 5,4 3,7 6,2 6,75 5,25 7,45
15 3 2,3 3,3 3,8 3,05 3,5
20 1,55 1,5 1,5 2,2 1,95 1,8
25 1 - - 1,3 - -

English 15 English
ERRORS
Table 6 Errors for TOMAHAWK®30K
Error code Symptoms Cause Recommended Course of Action
Yellow Overheat
Air flow is blocked.
Fan is blocked.
Faulty components in the
equipment.
Check for air pressure are correct.
Check and correct condition of fan.
turn off the equipment for at least 10
minutes. Make sure the equipment has
not been operated beyond the Duty
Cycle (refer to technology parameters).
Choose the proper voltage (refer to
technology parameters).
Return for repair or have qualified
technician repair per Service Manual.
Red Cutting torch
disconnection
The cutting torch is not properly
connected to the socket [5] or
the cutting torch is damaged.
Shield cup body is damaged or
incorrectly installed.
Check the plasma torch is not
damaged.
Tighten the plasma cutting torch to the
socket [5].
Tighten the shield cup body.
Table 7 Errors for TOMAHAWK®45
Error code Symptoms Cause Recommended Course of Action
E01 Primary overheat
Air flow is blocked.
Fan is blocked.
Faulty components in the
equipment.
Check for air pressure are correct.
Check and correct condition of fan.
turn off the equipment for at least 10
minutes. Make sure the equipment
has not been operated beyond the
Duty Cycle (refer to technology
parameters).
Choose the proper voltage (refer to
technology parameters).
Return for repair or have qualified
technician repair per Service Manual.
E02 Secondary overheat
E09 Overheat
E07 Primary NTC not
connected
E08 Primary NTC not
connected
E12 Lack of gas Gas pressure is too low.
Compressed air system fault.
Check the compressed air system.
Use the pressure regulator control to
set the gas pressure as recommended
in this manual.
E30 Cutting torch
disconnection
The cutting torch is not properly
connected to the socket [5] or
the cutting torch is damaged.
Shield cup body is damaged or
incorrectly installed.
Check the plasma torch is not
damaged.
Tighten the plasma cutting torch to the
socket [5].
Tighten the shield cup body.
WARNING
If for any reason you are unable to perform the recommended actions in the event of a fault, contact the nearest authorized
Lincoln Electric service facility.

English 16 English
Maintenance
WARNING
For any repair operations, modifications or maintenances,
it is recommended to contact the nearest Technical
Service Center or Lincoln Electric. Repairs and
modifications performed by unauthorized service or
personnel will cause, that the manufacturer’s warranty will
be lost.
The frequency of the maintenance operations may vary in
accordance with the working environment where the
machine is placed.
Routine maintenance (everyday)
Check condition of insulation and connections of the
plasma cutting torch, work leads and insulation of
input cord. If any insulation damage exists replace the
lead immediately.
Remove the spatters from the gas nozzle of the
plasma cutting torch.
Check condition and operation of the cooling fan.
Keep clean its airflow slots!
Periodic maintenance (every 200 working hours but at
least once a year)
Perform the routine maintenance and, in addition:
Keep the equipment clean. Using a dry (and low
pressure) airflow, remove the dust from the external
case and from the cabinet inside.
If it is required, clean and tighten plasma torch
connector and work lead socket.
Check cables and connections integrity. Replace, if
necessary.
Regularly clean the torch head, check its consumables
and if necessary replace them.
Regularly clean the compressor air filter.
WARNING
Before replacing wear parts or going into service
operations, read the attached manual instruction of the
torch.
WARNING
Do not open this equipment and do not introduce anything
into its openings. Power supply must be disconnected
from the machine before maintenance and service. After
each repair, perform proper tests to check safety
requirements.
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.

English 17 English
WEEE
07/06
Do not dispose of electrical equipment together with normal waste!
In observance of European Directive 2012/19/EC on Waste Electrical and Electronic Equipment (WEEE)
and its implementation in accordance with national law, electrical equipment that has reached the end of its
life must be collected separately and returned to an environmentally compatible recycling facility. As the
owner of the equipment, you should get information on approved collection systems from our local
representative.
By applying this European Directive you will protect the environment and human health!
Spare Parts
12/05
Part List reading instructions
Do not use this part list for a machine if its code number is not listed. Contact the Lincoln Electric Service Department
for any code number not listed.
Use the illustration of assembly page and the table below to determine where the part is located for your particular
code machine.
Use only the parts marked "X" in the column under the heading number called for in the assembly page (# indicate a
change in this printing).
First, read the Part List reading instructions above, then refer to the "Spare Part" manual supplied with the machine that
contains a picture-descriptive part number cross-reference.
REACh
11/19
Communication in accordance with Article 33.1 of Regulation (EC) No 1907/2006 – REACh.
Some parts inside this product contain:
Bisphenol A, BPA, EC 201-245-8, CAS 80-05-7
Cadmium, EC 231-152-8, CAS 7440-43-9
Lead, EC 231-100-4, CAS 7439-92-1
Phenol, 4-nonyl-, branched, EC 284-325-5, CAS 84852-15-3
in more than 0,1% w/w in homogeneous material. These substances are included in the “Candidate List of Substances of
Very High Concern for Authorisation” of REACh.
Your particular product may contain one or more of the listed substances.
Instructions for safe use:
use according to Manufacturer instructions, wash hands after use;
keep out of reach of children, do not put in mouth,
dispose in accordance with local regulations.
Authorized Service Shops Location
09/16
The purchaser must contact a Lincoln Authorized Service Facility (LASF) about any defect claimed under Lincoln's
warranty period.
Contact your local Lincoln Sales Representative for assistance in locating a LASF or go to www.lincolnelectric.com/en-
gb/Support/Locator.
Electrical Schematic
Refer to the "Spare Part" manual supplied with the machine.

English 18 English
Accessories
TOMAHAWK®30K
W100000325 TORCH LC-30 4M CEN. 5PIN LE
W100000355 GROUND CABLE 16MM 6M
W0300699A CUTTING CIRCLE
W0200002 TWO-WHEELED UNDERCARRIAGE
W8800117R FILTER CARTRIDGE
TOMAHAWK®45
W100000327 TORCH LC-45 6M CEN. 5PIN LE
W100000355 GROUND CABLE 16MM 6M
W100000338 CUTTING CIRCLE
W0200002 TWO-WHEELED UNDERCARRIAGE
W8800117R FILTER CARTRIDGE