User Manual
Preheating furnaces
IT
FR
ES
DE
EN
furnace DM
Page 1: ...User Manual Preheating furnaces IT FR ES DE EN furnace DM...
Page 2: ...f control panel components Pag 150 3 6 Description of the phases making up a program Pag 151 3 7 Identification data Pag 151 3 7 1 On equipment labels and symbols CH 4 TECHNICAL CHARACTERISTICS Pag 15...
Page 3: ...ut prior notice CH 7 USING THE EQUIPMENT Pag 162 7 1 Warning Pag 162 7 2 Safety system Pag 163 7 2 1 Maximum temperature increase rate Pag 163 7 3 Data programming Pag 163 7 3 1 Entering data into pro...
Page 4: ...sunlight atmospheric agents etc It must be available for consultation throughout the working life of the equipment even when the equipment is sold or finally dismantled It is recommended that you kee...
Page 5: ...s which must be observed at all times in order to protect both workers and equipment WARNING This symbol refers to safety standards which must be observed carefully in order to guarantee your safety o...
Page 6: ...ay as to compromise equipment integrity or modify its characteristics Zhermack S p A shall be exonerated from any liability as regards worker safety and or equipment performance 2 2 WARRANTY GENERAL I...
Page 7: ...gh temperatures occurring both in its interior and on its exterior The following precautions must therefore be observed at all times WKH RYHQ PXVW RQO EH XVHG DW WKH UDWHG YROWDJH LQGLFDWHG RQ WKH RYH...
Page 8: ...s containing electrical parts Have the equipment inspected by the Manufacturer and or Authorised Dealer at least one every 12 months Do not replace the power lead or tamper with the supplied plug It i...
Page 9: ...M series ovens have been designed to fire and or melt the lining cylinders used in odontotechny The DM series of ovens consists of DM30 DM40 DM50 ready for aspiration tube insertion DM4R with rotation...
Page 10: ...l panel see section 3 5 E Oven chamber door F Door microswitch G Ceramic air bleeder H Power lead I Fuses L Hood socket M Aspirator socket 3 3 1 Description of the components A Aspirator optional Code...
Page 11: ...a 3a 4a 5a 3 4 5 3 4 TABLE OF THE COMPONENTS DM 1 DM 1G 3 5 CONTROL PANEL 3 4 1 Description of the components A First aspiration tube version DM 1 A1 Second aspiration tube version DM 1G B Door open c...
Page 12: ...SELECT Selects programmes 0 9 13 PHASE Selects phases 1 5 14 Selected program n display 15 Phase n display 16 Main switch on DM1 DM1G there is an on off light 17 TEMP Shows in chamber temperature 18...
Page 13: ...eceding phases is that the holding time expires and the end of the program is signalled by an acoustic warning signal buzzer lasting 30 seconds From that moment on the oven maintains the final tempera...
Page 14: ...V 50 60 Hz 7500W A B C D The equipments has been built in compliance with the EC directives listed in the enclosed EC declaration of conformity When requesting spare parts information or assistance f...
Page 15: ...n is governed by a board having the same characteristics on each model Programming is explained in detail in Chap 7 DM series ovens are characterised by computerised operation with a 10 program 0 9 me...
Page 16: ...3x 3 9x 12 9x 24 9x Min increase time to 700 C 30 C Max absorbed power watt 2200 5000 7500 Power supply 230V 10 50 60Hz 230V 10 50 60Hz 380V 10 50 60Hz Protection rating IP IPX0 IPX0 IPX0 COMPONENTS...
Page 17: ...tic padding contains DM series oven standard equipment for each model see section 4 1 2 this Use and Maintenance Manual CHAPTER 5 TRANSPORT AND MOUNTING To prevent any injury to persons or damage to t...
Page 18: ...e always enclose a copy of the purchase document and a copy of the properly compiled ID form If the unit is to be transported by courier the postal service or rail it is recommended such shipments be...
Page 19: ...nor dispersed into the environment but disposed of in compliance with the standards in force in the country of use If the equipment is to be dismantled the user must in compliance with EC directives a...
Page 20: ...tial factor in personnel safety the quality of the work and proper maintenance This zone must not only be spacious enough to allow for optimum equipment operation but must also be well illuminated air...
Page 21: ...worktops must be checked for stability The oven must be installed in a protected area using guards equipped with systems that allow only frontal access gates shutters etc Should the above described c...
Page 22: ...ated on the identification plate incorrect power supply voltage may damage the equipment that the mains supply has a proper efficient earth connection Should power surges occur while the equipment is...
Page 23: ...After placing the grooved plate and the refractory supports see diagram inside the oven insert the firing cylinders and close the door properly Even when the DM oven is at ambient temperature it is s...
Page 24: ...described in this Manual shall be considered improper and thus forbidden The equipment must not be used to fire materials that generate smoke e g waxes resins plastics etc Improper use renders the Wa...
Page 25: ...ides protection should the set temperature be exceeded If between 500 C and 600 C set temperature is exceeded by more than 100 C for at least one minute the following occurs the flashing legend tEmP a...
Page 26: ...O 300 C FROM 301 C TO 600 C FROM 601 C TO 900 C DM 30 with heating tubes 30 C min 25 C min 10 C min DM 40 with heating tubes 30 C min 25 C min 8 C min DM 50 with heating tubes 30 C min 25 C min 8 C mi...
Page 27: ...appears on the display 11 Now insert the holding time via the numerical keypad Example 20 minutes Press keys 2 and 0 G Press ENTER 28 to save the data Doing this completes PHASE 2 and brings the opera...
Page 28: ...tdown temperature is only effected of course where the oven has an aspirating flue As regards aspirator positioning and connection observe the instructions in sections 6 3 and 6 4 1 carefully 7 4 1 Ro...
Page 29: ...g a flashing countdown of the remaining minutes appears on the display 11 If a delay time of less than 24 hours is set the heating start time is shown on the display 11 There are two different ways of...
Page 30: ...nd confirming the data by pressing ENTER the duration of the combined program appears on the display 11 E Press ENTER again OFF appears on display 11 9 appears on display 14 1 appears on display 15 F...
Page 31: ...splay 15 the yellow TEMP LED 25 comes on the yellow _ _ _ _ LED 26 flashes every time the in chamber heating elements are powered A brief acoustic signal accompanies the above legend D When the oven s...
Page 32: ...rms the operator of the end of Phase 5 Program n 1 the in chamber temperature of 700 C is stabilised until fusion operations for the first 3 C B resin alloy cylinders are complete Afterwards to exit P...
Page 33: ...by pressing ENTER F Press START STOP 20 to return to the display 11 F appears Key in the number of the phase from which you wish to begin G Press START STOP 20 7 11 CORRECTING DATA ON A PROGRAM THAT...
Page 34: ...e power blackout has been brief and the melting chamber has not lost heat the oven will immediately start re running the entire holding time 2 if instead in chamber temperature has dropped with respec...
Page 35: ...the ENTER k e y 7 16 RESIDUAL RISK Residual risk is a danger that cannot be completely eliminated through design and application of safety devices a potential danger which cannot be highlighted DM se...
Page 36: ...equipment as described in sub section 3 7 1 The DM series oven is a equipment that could potentially cause an explosion or fire where users fails to observe the instructions given in this manual Shoul...
Page 37: ...uids when cleaning the equipment Eye goggles and a face mask must be worn when using compressed air for cleaning purposes Do not allow any persons near the equipment as they could be hit by flying dus...
Page 38: ...nual you must contact an Authorised Servicing Centre All electrical and mechanical work must only be carried out by an authorised Zhermack S p A maintenance technician 8 4 RESTARTING AFTER A LONG PERI...
Page 39: ...rised Servicing Centre only 2 Change the fuse using one of identical characteristics Contact an Authorised Servicing Centre only Insufficient aspiration of combustion fumes and gases 1 Aspirating fan...
Page 40: ...E AND USE MANUAL furnace DM EN APPENDICES A 1 CE DECLARATION OF CONFORMITY A 2 WARRANTY CERTIFICATE AND IDENTIFICATION FORM A 4 AUTHORIZED SERVICE PARTNERS A 5 A 6 NOTES CONTROL PANEL A 3 MAINTENANCE...
Page 41: ...to the legislative dispositions established in the following laws EC Directive 2004 108 EC EMC Directive and subsequent amendments EC Directive 2006 95 Low Voltage Directive and subsequent amendments...
Page 42: ...r the Manufacturer authorised servicing centres or the Manufacturer The Warranty entitles the purchaser to free replacement of defective parts It does not entitle the purchaser to replacement of the e...
Page 43: ...180 of 228 MAINTENANCE AND USE MANUAL furnace DM EN A 3 MAINTENANCE AND REPAIR WORKSHEET DATE DESCRIPTION OF WORK SIGNATURE...
Page 44: ...rnace DM EN A 4 AUTHORIZED SERVICE PARTNERS A 5 NOTES Please visit the page http www zhermack com Technical Equipment Authorized_service_partners kl to check all the updated telephone numbers and addr...
Page 45: ...182 of 228 MAINTENANCE AND USE MANUAL furnace DM EN A 6 CONTROL PANEL 6 7 8 9 10 11 12 13 22 15 14 23 25 27 28 21 20 19 18 17 16 24 26 2 1 2 a 3 a 4 a 5 a 3 4 5...
Page 46: ...NC Rev www tecnomedia biz Italy Zhermack S p A Via Bovazecchino 100 45021 Badia Polesine Rovigo Tel 39 0425 597 611 www zhermack com...
