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Effedue

Spiral Mixer - Masterful Dough Quality for Professionals


As a renowned Italian manufacturer, Effedue stands for robust and reliable bakery technology... the UNIMIX is the investment that pays off

Increase the efficiency and quality of your baked goods production with the Effedue UNIMIX series. Robust, reliable, Italian engineering. The solution for uncompromising dough quality.

Offizielles Siegel der Associazione Verace Pizza Napoletana (AVPN)
Certified excellence

The promise of genuine quality

Effedue's professional spiral kneading machines are now part of the exclusive circle of kneading machines officially certified by the Associazione Verace Pizza Napoletana (AVPN). This seal guarantees that you can bake a pizza that meets the authentic Neapolitan standards of taste, texture and appearance - an honor only bestowed on the best machines.

Effedue UNIMIX Spiral Mixer - Facts

  • Professional spiral mixer for bakeries, pizzerias & large kitchens
  • Available with dough capacities from 40 kg to 300 kg
  • Two working speeds for gentle mixing & optimal gluten development
  • Automatic operation with programmable dual timers (Standard: Digital)
  • Two independent motors (spiral & bowl) for optimal power distribution
  • Quiet & low-maintenance belt drive
  • Dough contact parts made of stainless steel (AISI 304), plastic safety cover (prevents flour dust)
  • Optional: Modern touchscreen control panel
  • Optional: 'Easy Move' device for easy relocation

Ideal for: A wide range of doughs, incl. bread, pizza (also high hydration), brioche, puff pastry, shortcrust pastry & special mixes.

Effedue UNIMIX M40 (40 kg Dough Capacity)

  • Model: M40
  • Flour Capacity: 25 kg
  • Bowl Capacity: 70 Lt
  • Bowl Ø: 53 cm
  • Spiral Power: 1.5 / 3.0 kW
  • Bowl Power: 0.25 kW
  • Dimensions (WxDxH): 105x57x118h cm
  • Weight: 275 kg
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Technical Datasheets

Here you'll find detailed technical information about our Bernardi spiral dough mixers. Our datasheets cover all variants - the perfect solution for every need. Discover the specifications and find the ideal model for your restaurant.

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The Effedue Promise

  • Robustness & Reliability – Italian engineering built for demanding professional use.
  • Excellent Dough Quality – Perfect gluten development & homogeneous dough thanks to optimized spiral, breaker bar, and two speeds.
  • Efficiency & User Comfort – Smart automatic functions, timers, easy cleaning & optional upgrades (Touchscreen/Easy Move).
  • Maximum Hygiene & Safety – Consistent use of stainless steel (AISI 304), HACCP-compliant design & CE certification.
  • Powerful & Quiet – Powerful, independent motors combined with a low-vibration, low-maintenance belt drive.
  • Versatility – Ideal for various dough types and available in capacities from 40 kg to 300 kg.

Good to Know

For detailed information on the use, cleaning, and maintenance of your machine, we recommend consulting the user manual and operating instructions. There, you will find precise descriptions for this model. The document is available for download above and is also linked in the article.

+ - What is the smoke abatement system designed for?
  • Smoki Junior: Filters smoke emissions from wood-fired ovens (e.g., in pizzerias or restaurants) and reduces particles through water spray technology.
  • Smoki Maxi: Filters smoke particles from wood, coal, or biomass ovens (e.g., in pizzerias, bakeries) and reduces environmental impact via water spray.
  • Smoki Maxi Grill: Filters soot and grease particles from smoke emissions of charcoal or wood-fired grills (e.g., in restaurants or food stalls) using water spray.
+ - What reduction performance does the system offer?

  • Smoki Junior & Maxi: Filters approximately 60–70% of smoke color and 40–50% of odor.

  • Smoki Maxi Grill: Filters approximately 60–70% of smoke color, 40–50% of odor, and 90–95% of soot.

+ - Where to find model and serial number?

  • Smoki Junior: On identification plate. See Chapter 3.4 of manual.

  • Smoki Maxi: On identification plate at front of unit. See Chapter 4.1

  • Smoki Maxi Grill: On identification plate (location see Chapter 3.4 of manual)

+ - How to install the smoke abatement system?

  • Several options available:

    • Smoki Junior:

      • Indoor: Direct connection to chimney, either beside or above the oven

      • Outdoor: Roof installation with weatherproof cover (optional)
        Details in Chapter 8.2.4

    • Smoki Maxi:

      • Indoor: Direct connection to chimney, above or beside the oven

      • Outdoor: Roof installation with optional insulation cover (required below -10°C)
        Details: Chapter 13

    • Smoki Maxi Grill:

      • Indoor: Connection to chimney at any point between grill and roof

      • Outdoor: Roof installation with weatherproof cover (optional)
        Details in Chapter 8.2.4

+ - Which pipes are needed for connection?

  • Smoki Junior: Smooth stainless steel pipes (AISI 316) with diameters of 160, 180, 200 or 250 mm

  • Smoki Maxi: Smooth stainless steel pipes (AISI 316) with 5° slope for optimal smoke extraction (see Chapter 10.3)

  • Smoki Maxi Grill: Smooth stainless steel pipes (AISI 316) with diameters of 250, 350, 400, 500 or 600 mm

+ - How to start the system for the first time?

  • Smoki Junior & Maxi Grill:

    1. Check water connection (1.5-3 Bar) and wastewater connection

    2. Connect power supply (220V, 50-60Hz)

    3. Set main switch and circuit breaker to "ON"
      See Chapter 10.2.

  • Smoki Maxi:

    1. Check water connection (1.5-3 Bar) and wastewater connection

    2. Connect power supply (380V, 50-60Hz)

    3. Set main switch and machine power switch to "ON"
      See Chapter 10.6.

+ - Why won't the pump start?

Possible causes:

  • No power (check switch)

  • Insufficient water in tank (wait 10 minutes after filling)

  • Faulty level sensor

  • Smoki Junior & Maxi Grill:See Chapter 13.2.

  • Smoki Maxi:See Chapter 14.

+ - Pressure gauge shows 0 Bar - what to do?

  • Open water valve

  • Check pressure gauge for defects

+ - How often should water be changed?
Every 15 days (see maintenance schedule).
+ - How to clean the water tank?

  1. Turn off power and water supply

  2. Open drain valve

  3. Remove cover (release fasteners) and clean tank manually

  • Smoki Junior & Maxi Grill:See Chapter 11.3.

  • Smoki Maxi:See Chapter 12.11.

+ - What to do with clogged overflow?

Remove debris manually and check drain.

+ - Pump runs irregularly - why?

  • Clogged maintenance nozzle (clean)

  • Faulty level sensor

+ - MAX LEVEL light active - what does it mean?

Water level too high. Possible causes:

  • Faulty fill valve

  • Clogged overflow

  • Smoki Junior & Maxi Grill:See Chapter 13.2.

  • Smoki Maxi:See Chapter 14.

+ - Where can I find wiring diagrams?

  • Smoki Junior & Maxi Grill: In manual appendix (Chapter 14).

  • Smoki Maxi: In appendix (Chapter 15).

+ - What safety precautions should be observed?

  • Only trained personnel may perform maintenance.

  • Disconnect power before servicing.

  • Wear PPE (gloves, safety goggles).

  • Smoki Junior & Maxi Grill:See Chapter 6.

  • Smoki Maxi:See Chapter 7.

+ - Does warranty cover self-repairs?

No. Unauthorized modifications or improper maintenance will void the warranty.

+ - How to clean the labyrinth filter in Smoki Maxi?

Remove filter element and clean with water jet (every 15-30 days). See Chapter 12.8.

+ - What to do with clogged nozzles?

  • Smoki Junior: Clean nozzle with water/compressed air (every 6 months).

  • Smoki Maxi: Remove nozzle with 26mm wrench and clean with water/compressed air (every 6 months). See Chapter 12.12.

+ - How often should nozzles be cleaned?

Every 6 months (special maintenance). Clean with water or compressed air.

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