Thermopatch NL-28 User manual

EN
USER MANUAL
NL-28 v.3
 ATTENTION!
All persons involved in installation, commissioning, operation, maintenance, and repair
of this product should be made available to these instructions.
v.1.2 - 05/21

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Copyrights
© 2021 Thermopatch bv, Almere, The Netherlands.
No part of this publicaon may be reproduced by any means without the prior wrien permission of
Thermopatch bv, The Netherlands. Thermopatch and the Thermopatch logo, Thermo-Seal™ and
Thermocrest are registered trademarks of Thermopatch.
Introducon
Dear User,
Welcome to the growing group of Thermopatch users.
Your purchase has been manufactured with the utmost care to ensure that you benet as long as possible
from your Thermopatch product.
The products by Thermopatch are designed with special aenon to your convenience. Should you
discover any fault or damage upon receipt of this product, please contact your local Thermopatch vendor.
The manual has been prepared in accordance with NEN 5509 and in conformity with the Machinery
Direcve 2006/42/EC.
This user manual is intended not only for all users of the machine, but also for those who install and main-
tain the NL-28 v.3. The goal is to familiarize you with the operaon, to provide for safe working instrucons
and guidelines for periodical maintenance.
ATTENTION!
In order to make safe and opmal use of the NL-28 v.3 it is important to take noce of -
and understand the contents of this manual.

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Index
Copyrights 2
Introducon 2
Contents 3
1. General descripon 4
1.1 Delivery 4
1.2 Condions of Warranty 4
2. Intended use 4
3. Operang instrucons 5
3.1 Installaon 5
3.2 Operang the NL-28 v.3 6
3.3 Using the control panel 7
a Pressing me 8
b Temperature seng 8
c Item counter 8
d Presets 9
e Sengs 9
List of alarms/events 11
4. Overview of safety measures and warnings 12
4.1 Safety 12
5. Technical specicaons 13
5.1 Specicaons of the NL-28 v.3 13
6. Transport and storage 14
6.1 Transport 14
6.2 Storage 14
7. Maintenance 15
8. Technical annexes (English) 16
Troubleshoong 17
Drawing 01 Image with details 18
Drawing 02 Electrical diagram 19
9. End of life 20
10. Declaraon of conformity 20
11 Disclaimer 21

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1. General descripon
The NL-28 v.3 is a praccal and universal heat seal press with a sliding and reversible sealing pad for opmal
use. Texle labels, company emblems, repair patches, transfers, in short all Thermopatch materials for
marking and repair are easily and permanently pressed on all types of fabric.
1.1 Delivery
The NL-28 v.3 is mounted onto a pallet and covered with a plywood box.
The following arcles are included:
• NL-28 v.3 heat seal machine
• Power cord
If one of these arcles should be missing or faulty, please contact your Thermopatch supplier.
1.2 Condions of warranty
Thermopatch points to its warranty and product liability condions as laid down in our general terms and
condions. These can be obtained at your Thermopatch supplier.
2. Intended use
The NL-28 v.3 is a heat seal machine that is intended for the applicaon of heat seal transfers but also
repair patches, heat seal emblems and labels. In short, all Thermopatch marking and mending materials
can be applied with the NL-28 v.3.
WARNING!
Any use other than described above can be dangerous and cause damage
and thus qualies as ‘misuse’ which excludes Thermopatch bv from any liability.

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3. Operang instrucon
3.1 Installaon
Unpacking
• Remove the press from its packaging.
• Place the machine on its operang locaon.
• For carrying the press, ensure that the press is cold and move the press by holding the two plates
(top and boom) at the same me (closed press).
• Remove the screw labelled « Transport security » before opening the press.
• Plug the machine into the electrical mains (230 Volt grounded / 50 - 60 Hertz).
Clamping handle (2)
Control Panel (1)
Sliding plate (7)
180° Reversable
Lower platen (6)
Pressure
Adjustement wheel (3)
Electromagnet
Heang platen (4)
Silicone rubber
Sliding plate handle (5)

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Choosing the working direcon with the reversible lower plate
This press is standard equipped with a reversible lower plate (180 °), allowing you to put a T-shirt or other
garment either from the front or the back of the plate.
To reverse the direcon of the support:
• Loosen and remove both knobs between the support and the lower plate,
• Reverse the support,
• Replace and ghten both knobs again under the lower plate
3.2 Operang the NL-28 v.3
• Switch on the press by pressing the power switch located
at the rear.
• Adjust set point temperature.
• Adjust sealing me.
• If desired, set the preheang me.
• Adjust the pressure (according to the type of transfer).
• Place the garment on the lower plate.
• Place the transfer.
• Once the heang plate has reached the desired temperature,
close the machine with the handle.
• When the machine is closed, the mer starts running.
• At the end of the sealing me, the press will open automacally.
• If you want to interrupt the cycle, you can do it by pushing the stop
buon located on the control panel: the press will then open
automacally within 2 seconds.
• Use the handle to slide the lower plate forward and backward.

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3.3 Using the control panel
NL-28 v.3 control panel
The temperature and me are shown on the display.
Presets (d)
Sengs (e)
Current temperature (b)
Stop cycle
Setpoint temperature
Pressing me (a) Counter (c)

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a) Pressing me
Press this menu to set the machine’s pressing me.
Use the le and right arrow keys to increase and decrease this seng.
You can also have two consecuve pressing mes (cf. “Sengs (e)”).
You can also change this seng by pressing the me display and
entering the required me from the touch pad.
Once you have entered the required me, press the conrm key in the
boom right corner of the screen.
b) Temperature seng
Press the temperature menu. You can select the temperature you
require in the same way as for the pressing me, using the arrow keys
on the le and right of the temperature display. You can also click on
the reading and manually select a temperature.
When entering a temperature below 100°C, place a 0 before the
desired value (e.g. 090° C).
Select the material prole you wish to press from the 3 opons
provided (TEXTILE, RIGID and DTG) and press the conrm icon.
c) Item counter
This menu shows how many items the machine has printed.
When you click on this icon, two counters are displayed.
The rst counter shows the paral count. It can be reset to zero by
pressing the arrow to its right.
The second counter shows the total number of items printed since the
machine was installed. This count is permanent and cannot be reset.

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d) Presets
Pressing the Presets icon brings up the menu shown opposite.
Use the le and right arrows to select one of the 5 pre-congured
presets. To use a preset, press the oppy disk icon with the arrow
poinng to the right. Once selected, press the home icon in the
boom right corner to return to the main menu.
To create or alter a preset, you must rst set the me and temperature
from the main screen and then select a memory slot (1 to 5) from the
preset screen. To rename a preset, press the pencil icon.
Give your preset a name and press the arrow in the boom right
corner to conrm. To nish, press the oppy disk icon with the arrow
poinng to the le to save your choice/seng.
e) Sengs
Press this icon in the main menu to go to the machine sengs.
There are 6 available opons.
The rst opon, represented by 2 gear wheels, lets you change the
machine’s technical aspects. Touching this opon brings up another 6
icons.
Lets you choose whether the machine emits a sound each me the touch screen is used.
Lets you enable or disable an alarm when the pressing me is complete.
Lets you choose the unit of temperature: Celsius or Fahrenheit.
Lets you enable another mer for the pressing me.
With this opon enabled, you can alter 2 mes in the pressing me menu.
The le arrow takes you back to the previous menu.
The right arrow takes you to other sengs.

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The other sengs:
To return to the sengs menu, press the le arrow twice.
The last icon is home, which takes you back to the machine’s main menu.
The seng in the top le corner shows that the machine is pressing within the set
temperature range. This range can be set by pressing the icon and entering the 2 required
temperatures. A non-locking warning will be displayed.
It will be ignored during the 2nd pressing and allows the work connue even if the
setpoint is not reached.
The seng at the top right lets you adjust the screen brightness.
There are 3 brightness levels from low to high.
The green leaf icon is used to set energy-saving mode.
The operator can choose:
Aer how many hours and minutes energy-saving mode comes on.
The temperature at which the press switches over (only if it is below the setpoint temperature).
Energy-saving mode is switched o when the screen is pressed.
The board will only switch to eco mode if it is on the home screen. If the user leaves the
press on another screen, the screen is presumed to be in the process of being altered.
The press should not switch to eco mode.
The “i” at the top right provides key informaon about the soware version.
Press the arrow in the boom right corner to return to the previous menu.
The diagnosc buon brings up the machine status so you can see if there are currently
any malfuncons.
The padlock icon can only be accessed by an approved service technician.

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Alarm 01:
PT100
Inconsistent interpretaon of the reading -
Probe signal lost (sensor or cable). The heang
control is instantly disabled.
Alarm 02:
Platen overheang Temperature reading above 240° C.
The heang control is instantly disabled.
Alarm 06:
Platen li
The top travel limit is not read during the li
phase before the platen li me-out ends.
Alarm 10:
Pb COM.
Communicaon between the power board
and the screen board interrupted.
Contact your reseller.
Alarm 13:
Temperature setpoint not reached
Rising or falling temperature triggers before +
or – 30° C maximum around the setpoint.
Press in the red zone to clear the fault. The work page will be displayed.
3.4 Pressure Adjustment
The pressure is obtained by decreasing the gap beween the upper hot platen and the lower cold platen.
• Loosen the nut to unsecure the pressure adjustment wheel.
• Turn the wheel on the top of the heang plate: clockwise to increase the pressure,
• counter clockwise to decrease the pressure.
• Tighten the nut back to lock and secure the pressure ad-justment wheel.
List of alarms/events:
Pressure Adjustment wheel
Electromagnet
Heang Plate

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4. Overview of safety ps and warnings
4.1 Safety ps and warnings
Warning symbols:
for addional safety the following symbols have been placed on the machine:
Hot surface Electric tension
ATTENTION!
Make sure you are informed about the contents of this manual before starng to work with the NL-28 v.3.
This ensures an opmal and safe use of the machine.
ATTENTION!
Always turn the power o (unplug it) when you need to carry out maintenance work or when
cleaning the machine.
ATTENTION!
Take care that there is enough space around the machine. Cables and connecons must not get pinched.
Although the heat radiaon of the press is low, there should be enough space for cooling down.
ATTENTION!
Avoid contact with the heang element.
ATTENTION!
Pull the fabrics ght around the press pad and ensure that your hands are away from
the sealing pad before operang the machine.
WARNING!

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5. Technical specicaons
5.1 Specicaons of the NL-28 v.3
Power 2500 Was
Power supply 230 Volt 50/60 Hz
Operang temperature 180 °C
Temperature range 0-220 °C
Press Time range 0-9 min. 30 sec.
Thermoregulator accurate up to +/- 1%
Adjustable pressure range 0-450 g/cm²
Machine height (closed) 570 mm
Machine height (open) 969 mm
Machine width 439 mm
Machine depth 830 mm
Machine depth (lower platen forward) 1020 mm
Gross weight, including packaging 75 kg
Net weight 57 kg
Size sealing pads, size 400 x 500 mm
Fuses 16.0 Ampere
A-weighted noise level <70 dB (A)

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6. Transport and storage
6.1 Transport
When the machine needs to be moved, Thermopatch advises to use the original packaging.
For carrying the press, ensure that the press is cold and move the press by holding the two plates
(top and boom) at the same me (closed press).
Ensure that the screw designated for «Transport security» is in place to secure the platens for carrying.
6.2 Storage
When the machine needs to be stored, Thermopatch advises to use the original packaging.
The machine should be stored on a pallet, o the oor, in dry condions.

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7. Maintenance
Make sure that the working cycle of the machine has ended before you start working on the machine.
Teon cover:
The teon lm protecng the element must be cleaned regularly to prevent scking of labels and patches
or the transfer of dirt to the garments. Clean the Teon cover with a dry, clean cloth while the machine is
sll warm. Repeat the process regularly as oen as necessary. Damaged or soiled Teon protecon should
be replaced. These are available from your Thermopatch supplier.
Rubber cushion:
Clean the sll warm rubber plate with a clean, lint-free cloth. Clean it as oen as necessary.
Damaged or soiled rubber sheets must be replaced. These are available from your Thermopatch supplier.
Replacing the rubber cushion:
• Turn o the device and allow it to cool
• Make sure both the boom metal plate and the rubber cushion are clean and free of grease
• Apply SPA-0892330 silicone adhesive (with a glue comb) to the metal plate and place the rubber plate
immediately with no air bubbles
• Allow to dry overnight at room temperature under light pressure without heang.
ATTENTION!
Switch o the machine and disconnect from the electrical power
Make sure the NL-28 v.3 has cooled down enough before starng maintenance or repairs.

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8. Technical Annexes
In this chapter you will nd the parts list, a drawing, and a wiring diagram.
Parts list 01
TP Code Descripon Quanty
SPA28-103 MAIN BOARD 1
SPA27-003 HEAT RELAY 1
SPA28-102 HEATING ELEMENT MICA 400x450 2500W 1
SPA3X-024 SENSOR 1
SPA27-002 MICROSWITCH WITH TONGUE 1
SPA33-002/A SILICONE RUBBER 400x500 mm 1
SPA27-006 GAS SPRING 1
SPA3X-004 ELECTROMAGNET 230V 7W 1
SPA3X-003 Fuse 16 A SLOW 2
SPA28-100 SET OF FOUR LOWER PLATENS 1
SPA28-101 NOMEX PROTECTION COVER 40 X 50 CM 1

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Symptoms Possible breakdowns Repairs
The heang platen will
not heat up.
One of the fuses is out of order
The relay is damaged
Sensor out of order and/or the
display shows ER1
If there is no light when the press is on, check the fuse,
change when necessary.
The main fuse is located in a seang next to the plug of the
power supply cable (16 A). To access it, pull the electrical
cable o and with the p of a pen or a screwdriver, li the
cover of the fuse holder. There you will nd a spare fuse in
a square tube for replacement.
Check the relay and replace when necessary.
Check the sensor, and replace when necessary.
The heang platen
overheats
The relay is stuck
The electronic board is damaged
Replace the relay
Replace the electronic board
The mer doesn’t start The microswitch is not acvated Ensure that the acvator of the switch is touched by the
press arm of the machine.
The buzzer sounds
connuously while the
press is opened
The microswitch is not set correctly Check the poson of the acvator of the microswitch and
adjust when necessary
The press will not stay
closed
The microswitch is not set correctly
The electromagnet is not properly
acvated or defect
Check the posion of the acvator of the microswitch
or replace the microswitch.
Check the wiring and the connecons.
Troubleshoong
In this paragraph you will nd the most common problems, causes and soluons.
WARNING!
All repair and maintenance operaons should be done when the machine is turned o and unplugged
from the main electric power supply. Ensure that the machine has cooled down before starng repairs
or maintenance. The heang element can cause burns.
All repairs must be performed by qualied sta.

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Drawing 01 Image with details
Fuse
Main switch
Clamping handle (2)
Control Panel (1)
Sliding plate (7)
180° Reversable
Lower platen (6)
Pressure
Adjustement wheel (3)
Electromagnet
Heang platen (4)
Silicone rubber
Sliding plate handle (5)

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Drawing 02 Electrical Diagram

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9. End of life
Choose to dispose of the machine responsibly when it has reached its end of life.
Electrical machinery, accessories and packaging should be recycled as much as possible in an
environmentally responsible manner.
• Dismantle the machine groups: steel parts / pneumac components / electrical components
• These can be separated and returned for recycling.
10. Declaraon of Conformity
We,
Thermopatch B.V.
Draaibrugweg 14
1332 Almere
Netherlands
herewith declare, on our own responsibility, that the machinery:
Thermopatch NL-28 v.3 heat sealing machine,
which this declaraon refers to, is in accordance with the condions of the following Direcve(s):
2014/35/EG (emc direcve)
2006/42/EG (machinery direcve)
Netherlands, Almere, 01-05-2021
Jan Bausch,
Director