Using the “Final temp” feature ..................18 Calibration ........................19 Options mode ......................19 Technical Specifications ................... 20 Maintenance and cleaning ..................21 Cleaning ........................21 Warranty and service ..................... 21 Disclaimer ........................21 FOCUS HT Dental Porcelain Furnace Page 2 Manual version 4.3...
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Do not attempt to open the furnaces without authorization since this will void the guarantee. For any necessary repair and maintenance work, consult your Shenpaz device servicing center. In case of a necessary replacement of fuses, proceed as follows: 1) Pull the power-supply plug.
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2) Lower the table by inserting the crank supplied, into the hexagonal screw located at the back of the furnace. Caution! Caution! Caution! Risk or Danger Risk of electric shock surface! Refer to documentation. FOCUS HT Dental Porcelain Furnace Page 4 Manual version 4.3...
Check the position of the pump so that the vacuum tube will have an undisturbed air flow. FOCUS HT Dental Porcelain Furnace Page 5 Manual version 4.3...
Data keys are for the inserting, deleting, and changing of data. The Data keys are: NUMBER From numbers 0-9. ENTER Confirms the selection of a program or a parameter. CLEAR Cancels the previous key selection. FOCUS HT Dental Porcelain Furnace Page 6 Manual version 4.3...
“Vacuum” display is used when keying in the vacuum parameters of the cycle. During the cycle, the “vacuum” screen displays the actual vacuum level, located in the lower left corner. On the right lower side appear the running parameter in real time. FOCUS HT Dental Porcelain Furnace Page 7 Manual version 4.3...
"HOLD" mode. A double tone sounds when there is an incorrect key selection or choice of data. A five double-tone sounds at the end of a firing cycle. FOCUS HT Dental Porcelain Furnace Page 8 Manual version 4.3...
Only after completing this procedure is the furnace ready for use. Power Switch: To start the furnace, press the power switch located on the rear panel to the ON position, the furnace is now in the Stand -by Mode. FOCUS HT Dental Porcelain Furnace Page 9 Manual version 4.3...
In order to enter the Diagnostic mode, you have to turn the furnace on from the front panel by pressing the ON/OFF key. Now the furnace is in the stand-by mode (the display is showing “Focus HT” logo). Press menu button: 1) By pressing the arrows, you can browse through the options/diagnostics/setup.
3. Press the Arrow UP key until the HEAT RATE display will be illuminated (do not enter values in the UP TIME and DRY TIME fields if not needed). 4. Press the keys [5], [5] for the ramp. 5. Press ENTER key. FOCUS HT Dental Porcelain Furnace Page 11 Manual version 4.3...
The time required to raise the platform from lowest position tion until the muffle is closed. Limit 0 to 30:00 Min During UP TIME the platform rises in four progressive ment stages. Para DRY TIME mete FOCUS HT Dental Porcelain Furnace Page 12 Manual version 4.3...
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FINAL DELAY temperature. Comm Optional parameter. In case not in use should remained ents blank Limits 100C to 1100C in normal FOCUS HT Dental Porcelain Furnace Page 13 Manual version 4.3...
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In the event of an error, the warning tone will sound by pressing START and the firing cycle will not start. The erroneous parameter will blink indicating the source of the problem. This parameter isn’t logical or it is out of the permitted limits. FOCUS HT Dental Porcelain Furnace Page 14 Manual version 4.3...
Modifying the table position while in cycle By pressing the arrow up you can modify the position of the table within a cycle or close the table at any working stage of the furnace. FOCUS HT Dental Porcelain Furnace Page 15 Manual version 4.3...
It enables the control of drying, heating and the cooling stages. The user may modify all the parameter that aren't reach yet. Changing parameters during Cycle In order to change parameters during cycle, perform the following steps: FOCUS HT Dental Porcelain Furnace Page 16 Manual version 4.3...
If you wish to cancel a program in the middle of a firing cycle, press the [STOP/LIFT] key. The platform is lowered and the furnace remains in the selected program mode. FOCUS HT Dental Porcelain Furnace Page 17 Manual version 4.3...
In the event of an error, the warning tone will sound by pressing START and the firing cycle will not start. The erroneous parameter will blink indicating the source of the problem. This parameter isn’t logical or it is out of the permitted limits. FOCUS HT Dental Porcelain Furnace Page 18 Manual version 4.3...
"Diagnostic Menu" when the furnace is in the Standby. After you will enter the diagnostic mode the word “diagnostic menu” would be displayed on the top of the screen. FOCUS HT Dental Porcelain Furnace Page 19 Manual version 4.3...
NOTE: We highly recommend to exchange the muffle after 3500 Working hours above 500 degrees C. The furnace has a counter that show you all the information under " hours meter". 8. Technical Specifications FOCUS HT Dental Porcelain Furnace Page 20 Manual version 4.3...
In the event that this product proves defective within a period of the three (3) years of work from the date of shipment to Buyer, Buyers' exclusive remedy shall be at Shenpaz’s decision; either replacement of the product or repair of defective part or component, free of charge.
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Thank you for choosing the FOCUS HT ceramic firing and crystallization furnace for your laboratory needs. For any questions or additional support, please contact us and we will look forward to assisting you. Shenpaz Dental Ltd. 5 HaTasia Street, Ramat Gabriel Industrial Park...
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