Lampert PUK D2 Operating Manual Download Page 5

 

© Lampert Werktechnik GmbH

 

2013

 

2. APPROPRIATE USE (FIELD OF APPLICATION) 

 

  Outdoor  operation  is  impermissible.  Use  this  device 

only in dry rooms! 

  PUK D2: the application of spot welds to all customary 

dental alloys as well as titanium for the manufacture of 
new articles and for repairs on dental work.

WELDS INSIDE AND ON THE HUMAN BODY ARE PROHIBITED. 

GENERALLY NO LIABILITY IS ACCEPTED FOR THE DURABILITY OF THE WELDING. WE RECOMMEND 
THAT THE WELDING BE CHECKED IN EVERY CASE. 

  SM D2: Observation and microscopic viewing of objects 

through the ocular of the microscope and illumination of 
the working area. 

  The  SM  D2  unit may  only  be used  for  welding if  it  has 

been properly connected to a PUK fine-welding device. 

 
 

3. SAFETY INSTRUCTIONS 

 
3.1 GENERAL SAFETY REQUIREMENTS 

The opening of the device is only permitted when 
undertaken  by  an  electrician.  Before  opening 
remove  the  mains  cable  and  ensure  that  the 

device is de-energised. Discharge any components in the 
device that could hold electrical charge. 

In  case  of  doubt  or  uncertainty,  always  consult  with  a 
specialist.  Our  customer  support  department  is  naturally 
always  available  to  assist  you  with  their  professional 
trained personnel, appropriate tooling and equipment. 

Always use the original cables and ensure that workpiece 
clamps are properly attached. 

Both  the  mains  and  welding  currents  can  be  a  source  of 
danger. 

Always remove the mains plug when exchanging the LED 
unit.  (Only  use  original  replacement  LED  units  from 
Lampert).  

The  device must be  isolated  from  the  mains  power  when 
undertaking any repair or maintenance work on the power 
source.  The  power  socket  is  to  be  clearly  blocked  when 
undertaking  any  work  on  the  system  beyond  minor 
manipulations  where  it  is  necessary  to  leave  the 
workplace, even for brief periods. 

The  highest  and  thus  the  most  dangerous  voltage  in  the 
welding  circuit  is  the  no-load  voltage.  The  highest 
permissible  no-load  voltages  are  recorded  in  the  national 
and  international  regulations  in  accordance  with  the  type 
of welding current, construction of the current source and 
the extent of the electrical hazard to the workplace. 

If  it  can  be  assumed  that  risk-free  operation  is  no  longer 
possible,  the  unit  must  be  put  out  of  operation  and 
secured against being unintentionally restarted. 

It  can  be  assumed  that  risk-free  operation  is  no  longer 
possible, if  

  the equipment shows visible signs of damage, 

  malfunctions occur,  

  or the equipment is no longer working. 

 

The PUK D2 must, as standard, be operated with a mains 
voltage of 230V~.  

Yellow-green  wire  =  protective  earth  terminal  (PE).  The 
other  wires  L1  and  N  are  to  be  connected  to  the  phase 
and neutral conductors of the power plug.  

Mains  power  is  defined  as  230V  Europe-wide  since 
introduction of Euro Norm IEC 38 (valid from May 1987). 

The welding device is factory-adjusted to 230V! 

This means that as a result of the tolerance range +/-10%, 
the  system  can  also  be  operated  at  220V~.  Devices 
configured to voltages other than 230V will be designated 
as such by means of a label.  

THE 

DEVICE 

MUST 

ONLY 

BE 

OPENED 

BY 

AUTHORISED SERVICE PERSONNEL!  

IF  THE  DEVICE  HAS  BEEN  CONFIGURED  FOR  A 
CUSTOM  VOLTAGE,  THE  TECHNICAL  DATA  ON  THE 
DEVICE  SPECIFICATION  PLATE  APPLY!  MAINS 
PLUGS  MUST  CORRESPOND  TO  THE  MAINS 
VOLTAGE  AND  POWER  CONSUMPTION  OF  THE 
WELDING EQUIPMENT (see technical data!) 

THE  FUSING  FOR  THE  MAINS  SUPPLY  MUST  BE 
MATCHED  TO  THE  POWER  CONSUMPTION  OF  THE 
WELDING EQUIPMENT!

 

ONLY 

USE 

THE 

SUPPLIED 

MAINS 

CABLE!

 

THE PUK D2 IS A PIECE OF ELECTRICAL EQUIPMENT. NATIONAL REGULATIONS ON TESTING 
INTERVALS AND THE SCOPE OF REQUIRED RECURRING SAFETY-RELATED TESTS MUST BE 

OBSERVED.

Summary of Contents for PUK D2

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Page 3: ...ATION THE GENERAL SAFETY REQUIREMENTS AND PERSONAL BODY PROTECTION CHAPTERS MUST BE READ BEFORE COMMISSIONING Please keep these operating instructions safe The equipment produced by Lampert Werktechnik GmbH fulfils the conformity requirements of the CE mark and is constructed in accordance with the VDE guidelines The device safety of the PUK D2 is certified by the DGUV German statutory accident in...

Page 4: ...g Pg 12 6 4 Help function Pg 12 6 5 Programming Pg 12 6 6 Loading saved programs Pg 13 7 WELDING INSTRUCTIONS 7 1 Introduction to welding Pg 13 7 2 Retention welding instructions Pg 13 7 3 Welding with foot switch Pg 14 7 3 1 Retention welding with foot switch Pg 14 7 3 2 Fixation welding instructions Pg 14 7 4 Basics and tips Pg 15 7 5 Sharpening the electrodes Pg 15 8 CARE OF THE SYSTEM COMPONEN...

Page 5: ...manipulations where it is necessary to leave the workplace even for brief periods The highest and thus the most dangerous voltage in the welding circuit is the no load voltage The highest permissible no load voltages are recorded in the national and international regulations in accordance with the type of welding current construction of the current source and the extent of the electrical hazard to...

Page 6: ...assistants must also be informed of the dangers and equipped with the appropriate protection if necessary set up protective partition walls EYE PROTECTION WHEN OPERATING THE LED ILLUMINATION Never look into the LED lamp or its reflections without eye protection always use a welding mask with certified protective glass min protection class 3 When welding especially in small spaces it is necessary t...

Page 7: ...ted into the connecting socket 5 marked with the yellow illumination symbol on the rear of the PUK welding device In doing so observe the colour coding of the connection cables WARNING ONLY SUITABLE ORIGINAL EYE PROTECTION SYSTEMS FROM LAMPERT MAY BE CONNECTED TO THE WELDING SYSTEM OTHER EYE PROTECTION SYSTEMS ARE NOT APPROVED AND CAN LEAD TO PERMANENT HEALTH DAMAGE OR DAMAGE TO THE WELDING DEVICE...

Page 8: ... Insert the power cable with the mains connector into the corresponding socket 2 on the rear of the housing and insert the mains plug into a suitable socket with the correct mains voltage CAUTION AS SOON AS THE MASTER MAINS SWITCH ON YOUR PUK D2 IS SWITCHED ON THE VOLTAGE IS APPLIED TO THE CONNECTED CROCODILE CLIPS OR CABLES IT IS TO BE ENSURED THAT THESE PARTS ARE NOT ALLOWED TO COME INTO CONTACT...

Page 9: ...orrect distance between the handpiece holder and the microscope head amounts to approx 6 cm on the stand rod Now re tighten the adjusting screw on the head bracket once more Subsequently use the focusing knob 22 to focus the image DIOPTRE ADJUSTMENT The sleeve for adjusting the dioptre 18 is fitted to the left hand ocular 19 In the normal position the lower part of the tube is aligned to the marki...

Page 10: ... 37 Foot switch display optional 38 Recommended setting range 5 2 EXPLANATION OVERVIEW OF MENUS Fig Schematic diagram of user levels ONCE IT IS SWITCHED ON THE PUK D2 STARTS UP IN ITS START LEVEL MAIN MENU THE FOLLOWING USER LEVELS CAN BE NAVIGATED AFTER PRESSING THE POWER REGULATOR 26 a Start level main menu Preselection of the material to be welded and preselection of the welding situation with ...

Page 11: ... is insufficient then a corresponding error message is shown in the display and the device fails to weld PLEASE CONSIDER THAT GOOD WELDING RESULTS CAN ONLY BE ACHIEVED WITH A CORRECTLY ADJUSTED GAS FLOW In order to configure the correct gas volume activate the Gas Test in the Settings menu see chapter 5 5 This opens the gas valve in the welding device Now set the flow regulator to the correct flow...

Page 12: ...l starting at a power of 20 or with very fine welding even lower Power settings between 35 and 50 are considered medium welding powers Most dental alloys can be welded with higher power levels just as with stainless steel Power levels above 70 are only practical in the most unusual circumstances There is a danger of inhomogeneous welds and only experienced users should move outside this range WELD...

Page 13: ...the start level the meaning of the following symbols is always the same for each of the preconfigured materials The start level shows in addition to the welding power and pulse duration for each stored material also the recommended working range in the respective scales of the touchscreen highlighted in colour Moving above the predefined values for welding time and welding power turns the colour o...

Page 14: ...explanatory information for the button s function Touching the display button again causes the active user screen to be shown once more 6 5 PROGRAMMING SAVING CUSTOM PROGRAMS Pressing the welding time control 25 causes the programming menu to be launched In the first step use the arrow key to select the program slot into which you want to store your custom settings Then save your data by pressing ...

Page 15: ...DING PROCESS CAN BE HALTED AT ANY TIME BY MEANS OF LIFTING THE ELECTRODE AWAY FROM THE WORKPIECE 7 2 RETENTION WELDING INSTRUCTIONS This mode is used for the welding of CoCr or NiCr alloy retention pins using the relevant pin welding adapter ø1 2 1 3 1 5 or 2mm Please switch off the machine prior to exchanging the electrodes or the adapter This prevents uncontrolled triggering of the welding proce...

Page 16: ... the workpiece pulls back the pin welding adapter With the 2nd light touch the eye protection system shutter in the SM D2 microscope can be clearly seen flickering Pressing the foot switch at this stage triggers the welding process A good welded connection is indicated by a clearly audible welding noise If the process passes off without making a noise then the connection is presumably of insuffici...

Page 17: ...ncontrolled triggering of the welding process If possible the electrodes should be sharpened with a diamond disk with fine or medium grain The recommended angle of grinding is approx 15 8 CARE OF THE SYSTEM COMPONENTS 8 1 CARE OF WELDING DEVICE AND WELDING MICROSCOPE Your PUK D2 as well as the welding microscope require a minimum of maintenance under normal working conditions However it is essenti...

Page 18: ... eye protection filter Never dismantle the eye protection filter shutter Only clean the surface Use a cotton cloth with glass cleaner If the protective glass requires exchanging slide it forwards out of the bracket and insert a new protective glass in the same manner 9 TECHNICAL DATA 9 1 TECHNICAL DATA WELDING DEVICE Device suitable for welding in dry rooms Mains voltage Mains fusing Power consump...

Page 19: ... DIN 3 DIN 11 50ms UV 15 IR 14 9 5 TYPE PLATE Explanation of pictographs Current Voltage Protection type Hertz Alternating current AC Direct current 1 50 60Hz Mains input 1 phase AC 50 60Hz Read operating manual No load voltage Mains voltage Voltage at nominal load Tungsten inert gas welding Earthing earth Nominal welding current Power consumption under max load Power consumption under nominal loa...

Page 20: ...oor welding characteristics Incorrect shielding gas Use inert shielding gas Argon 4 6 6 Poor ignition characteristics Electrode clamped loosely in hand piece Tighten the clamping nut in the handpiece chap 11 no 41 by hand however tighten firmly 7 Oxidation and rusting Excessive gas pressure Reduce flow rate approx 2 l min is recommended 8 Severe oxidation of the welding points Incorrect shielding ...

Page 21: ...personnel IMAGE QUALITY D Poor resolution Oculars dirty Clean oculars E Marks or soiling in field of vision Oculars dirty Clean oculars Protective glass dirty Clean or exchange protective glass Note Marks in the field of vision can also be caused by soiling in the interior of the oculars For this reason it is recommended to have the lenses cleaned by an authorised customer service engineer PROBLEM...

Page 22: ...nt discarded electrical devices must be separated and collected and sent for recovery in an environmentally friendly manner 13 EC DECLARATION OF CONFORMITY The manufacturer Lampert Werktechnik GmbH Ettlebener Str 27 D 97440 Werneck declares herewith that the following products PUK D2 fine welding device and welding microscope SM D2 comply with the stipulations of the directives identified below in...

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