Harnisch+Rieth D-LE 255 S Operating Instructions Manual
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Harnisch+Rieth D-LE 255 S Operating Instructions Manual

Single/double-workplace extraction unit
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D-LE 255 S
Operating instructions
Designation of the machine
Machine type:
Machine no.:
2
4
5
L
/s
2
0
m
/
s
1
5
L / s
1
2
MF
Auto
Air
60
Manual
10
Single/Double-workplace extraction unit
D-LE 255 S / D
...........................
Keep for future reference!
D-LE 255 S/D - 18.07.14 / Vers.: 1
Maschinenbau
Werkzeuge
Laborgeräte
Home address
Harnisch+Rieth
GmbH & Co. KG
Küferstr. 14 - 16
D-73650 Winterbach
Telephone
+49 7181 / 96 78-0
Fax
+49 7181 / 7 31 39
+49 7181 / 96 78-17
E-mail:
info@hr-dental.de
http://www.hr-dental.de

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Summary of Contents for Harnisch+Rieth D-LE 255 S

  • Page 1 GmbH & Co. KG Küferstr. 14 - 16 D-73650 Winterbach Keep for future reference! Telephone +49 7181 / 96 78-0 +49 7181 / 7 31 39 +49 7181 / 96 78-17 E-mail: D-LE 255 S/D - 18.07.14 / Vers.: 1 info@hr-dental.de http://www.hr-dental.de...

  • Page 2: Table Of Contents

    Maschinenbau Werkzeuge Laborgeräte Dear customer: Thank you for the confidence you have placed in us by purchasing the extraction unit D-LE 255 S/D. To ensure this device provides you with long years of perfect service, please take the time to carefully read these operating instructions, especially before first use. Table of contents Safety..........................

  • Page 3: Safety

    1 Safety 1.1 Correct use The single/double-workplace extraction unit D-LE 255 S is used in dental laboratories for extracting dust (primarily gypsum dust, mineral dust, plastic dust, metal dust, oxide and other ceramic dusts) produced when working on dust-producing equipment. It should never be used for vacuuming liquids.

  • Page 4: Marking Of Safety References Contained In These Instructions

    Danger Refers to dangerous situations which can Iead to injuries 2 Starting up 2.1 Technical data L s / L s / Auto D-LE 255 S Manual Illustration 1 Extraction unit dimensions Designation of the machine Single/double-workplace extraction unit Machine type:...

  • Page 5: Unpacking The Single/Double-Workplace Extraction Unit

    Any commercially-available hand-held pieces can be used for this pur- pose. The D-LE 255 S/D is also used as an extractor for sand blasting instruments, saws and other dust-generating devices, electronic detection functioning here in the same manner.
  • Page 6 Maschinenbau Werkzeuge Laborgeräte 34 35 L / s Auto D-LE 255 S Manual Housing Cover 2x Quick-action closure Panel Fig. 2: Front and left side view Mounting cover 2x knurled-head screws Socket for automatic stop valve B1 Socket for automatic stop...

  • Page 7: Starting Up Procedure

    Connect the automatic pneumatic stop valve to the compressed air supply (pneumatic connection (41), see Fig.5, Page 8). Note All devices and installation components can be connected to the unit with flexible hoses or rigid plastic tubes (see following examples). D-LE 255 S/D - 18.07.14 / Vers.: 1...
  • Page 8 Maschinenbau Werkzeuge Laborgeräte Absaugung Ø Y-Stück: Ø 50 / Ø 50 Fig. 4 Laying tubing to devices over long distances 1a 90 ° angle piece Ø 50 Y-piece connection fitting Ø 50 2a Angle connection fitting Ø 50 Reducer Ø 50 / Ø 45 / Ø 40 3a PVC hose fitting Ø...

  • Page 9: Structure Of The Electrical Installation

    Activate the main switch (34) (control lamp (35) illuminates green). The "Auto" (22) or "Manual" button (23) illuminates green (the last operated button illuminates). After pressing the "Manual" button (23) (illuminates green), the extraction unit enters continu- ous operation mode. D-LE 255 S/D - 18.07.14 / Vers.: 1...

  • Page 10: Operation

    (See Fig. 2 and 3, Page 5) Caution The single/double-workplace extraction unit D-LE 255 S/D must only be operated with a cor- rectly fitted, undamaged ultra-fine filter (31) and filter bag (11). Open the 2x quick-action closures (3) and remove cover (2).

  • Page 11: Automatic On-Off / Connection Of Dust-Generating Devices

    The extraction unit can be switched on and off again or the filter bag (11) lightly beaten if the automatic shut-off feature deactivates the unit. The unit can then operate for some time without D-LE 255 S/D - 18.07.14 / Vers.: 1...

  • Page 12: Self Test / Initialization

    Maschinenbau Werkzeuge Laborgeräte changing the filter bag. Open the clamp closure (3) and remove the closure cover (2) to lightly beat the filter bag (11). Note The ultra-fine filter should be replaced if the filter change Iamp (39) illuminates after •...

  • Page 13: Setting The Extraction Unit Parameters

    The controller (36) can be used to set the air volume of the fan from 10 l/s up to its maximum value. 3.8.2 Automatic mode (Auto) In automatic mode, the extraction unit can be operated under two control variants: "Air volume" (l/ s) and "Air speed" (m/s) D-LE 255 S/D - 18.07.14 / Vers.: 1...

  • Page 14: Error Messages

    Laborgeräte 20 35 m/ s Auto D-LE 255 S Manual Fig. 9 Panel in automatic mode The LED (22a) illuminates green after pressing the "Auto" button (22). In this mode, the extraction unit is only switched on as the connected external dust-generating device is activated. In automatic mode, the "Air"...

  • Page 15: User Menu

    20 l/s Current threshold 1 0 to 255 Current threshold 2 0 to 255 or X Extraction channel 1 / Enable or disable or X Extraction channel 2 / Enable or disable D-LE 255 S/D - 18.07.14 / Vers.: 1...

  • Page 16: Changing The User Menu Settings

    Maschinenbau Werkzeuge Laborgeräte Hose/tube diameter 1 40, 45, 50, 60 mm 40 mm Hose/tube diameter 2 40, 45, 50, 60 mm 40 mm Air basis (m / s) 15 to 50 m/s 20 m/s Language De, En, Fr, Es Sensitivity A n w e n d e r me n ü...

  • Page 17: Display - Messages And Meanings

    Allows a visual assessment of the pre-filter contamina- tion. D 8. Symbol for pre-filter ------------ D 9. Symbol for ultra-fine filter ------------ D 10. Channel number It is possible to connect two workplaces and, thus, two D-LE 255 S/D - 18.07.14 / Vers.: 1...

  • Page 18: Display Messages For "Air Velocity" (M/S) Control Variant

    Maschinenbau Werkzeuge Laborgeräte air channels, channel 1 and channel 2. 5.2.2 Display messages for "air velocity" (m/s) control variant / / 0 / 4 0 / / / 0 4 0 2 0 m/ s 2 0 m/ s / / / 0 m/ s m/ s 2 0 m/ s...
  • Page 19 Maschinenbau Werkzeuge Laborgeräte set in the user menu. D-LE 255 S/D - 18.07.14 / Vers.: 1...

  • Page 20: Cleaning / Maintenance

    Maschinenbau Werkzeuge Laborgeräte 6 Cleaning / Maintenance 6.1 Replacing the filter bag (See Figure 2 and 3 on Page 4 and Page 5) Open the 2x quick-action closures (3) and remove cover (2). Push away the plastic connector (10) from the nozzle (15) with both hands, Close the filter bag (11) with attached plastic cover (17).

  • Page 21: Cleaning (Replacement) Of Ultra-Fine Filter

    Compressed air should never be used!! Insert the cleaned or new ultra-fine filter (31). Mount the ultra-fine filter retaining strips (29) on the set screws from above. Tighten the 2x M6 nuts (28) firmly and evenly. D-LE 255 S/D - 18.07.14 / Vers.: 1...

  • Page 22: Electrical Fusing

    The replacement or inspection of the vacuum motor should only be performed by a qualified electri- cian. Note Please observe the "Troubleshooting Checklist" for the extraction system D-LE 255 S/D on any maintenance and service work. 7 Electrical fusing The entire unit is protected by two fine fuses (main fuse) 16 A/T. Both fuses are held in the fuse com-...

  • Page 23: Settings (Short Summary) And Factory Setting Values

    Channel 1 enabled User Channel 2 enabled User Hose/tube diameter 1 40 mm User Hose/tube diameter 2 40 mm User Air basis (m/s) 20 mm User Language De User Sensitivity User -------- D-LE 255 S/D - 18.07.14 / Vers.: 1...

  • Page 24: Warranty Conditions

    ------------------------ ------------------------- ------------------------ ------------------------- --------------Fold here for window envelope -------------- Designation Single/double-workplace dust extraction unit the machine: D-LE 255 S / D Machine type: Duplicate Guarantee return form Machine no.: Purchase Date: Dealer / Store: Harnisch+Rieth GmbH & Co. Maschinenbau...

  • Page 25: Ec Declaration Of Conformity

    Means for separating health-endangering dusts with recirculation of clean air in working spaces (from 01/2003). Technical documentation is available. The operation instructions relating to the machine are also available. Head of Quality Control Winterbach, June 7 , 2013 D-LE 255 S/D - 28.07.14 / Vers.: 1...

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D-le 255 d

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