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Installation and use
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Summary of Contents for MCZ VEGA

  • Page 1 Installation and use manual...
  • Page 2: Table Of Contents

    1.1 Guarantee conditions 1.2 Safety instructions 1.3 Operating instructions 1.4 Safety devices 1.5 Operating principle 1.6 The pellets 1.7 Models of stove VEGA-ASTRA-AURORA-ANTARES 1.8 Technical characteristics Chapter 2 Installation 2.1 Working environment 2.2 Preparation 2.3 Installation and fitting 2.4 Connection to the external air intake 2.5 Connection to the flue...
  • Page 3 Chapter 4 Maintenance 4.1 Periodical cleaning and checks 4.2 Cleaning the glass 4.3 Monthly check 4.4 Check to be carried out every 2 or 3 months 4.5 Non-scheduled maintenance 4.6 Shutting the stove down (end of season) 4.7 Replacing the batteries in the remote control 4.8 Replacing the fuse in the main switch 4.9 Checking the internal components 4.10 Maintenance summary...
  • Page 4: Symbols Used

    Preface Dear Customer, We would like to thank you for the preference which you have decided to bestow on MCZ products, and particularly for choosing one of the MCZ Pellet range. We are convinced that as you use it, you will appreciate the quality of the product, which is the fruit of careful planning and meticulous testing.
  • Page 5: Chapter 1 Information

    MCZ's technical assistance service. MCZ refuses to accept any responsibility in the event that the stove or any other accessory have been improperly used or modified without authorisation.
  • Page 6: Safety Instructions

    Do not put washing to dry on the stove. Any clotheshorses and suchlike must be kept a suitable distance from the stove. – Danger of fire. All responsibilty for improper use is taken entirely by the user and such use relieves MCZ of any civil or criminal responsibility.
  • Page 7: Operating Instructions

    MCZ, and if a repair is necessary, insist on the use of original spare parts. Shut the stove down in the event of a breakdown or bad running. Use only the fuel specified by MCZ (6 mm diameter pellets. The fuel must be supplied to the stove only by the automatic feed system.
  • Page 8: Safety Devices

    1.4 Safety devices The stove is fitted with the following safety devices: PRESSURE SWITCH Monitors pressure in the smoke duct. It is designed to shut down the pellet feed screw in the event of an obstructed flue or significant back-pressure (from the wind). SMOKE TEMPERATURE SENSOR Monitors the temperature of the smoke, and gives permission for startup or shuts the stove down when the smoke temperature falls below the preset value.
  • Page 9: Operating Principle

    1.5 Operating principle The pellets are picked up from the hopper on board the stove and transported by a feed screw. They are then introduced into the combustion chamber and fall directly into the stainless steel grate. The quantity of pellets introduced into the grate and the corresponding air of combustion are predetermined, programmed and controlled by an electronic board.
  • Page 10: The Pellets

    Vega, Astra,Aurora and Antares stoves run exclusively on pellets with a diameter of 6 mm and a length rage from 5 mm to a maximum 30 mm.
  • Page 11: Models Of Stove Vega-Astra-Aurora-Antares

    1.7 Vega d.50 d.80 Astra d.50 d.80 Technical characteristics...
  • Page 12 Aurora d.80 d.50 Antares d.50 d.80 Technical characteristics...
  • Page 13: Technical Characteristics

    1.8 Technical characteristics Technical characteristics Vega - Astra - Aurora Antares Overall thermal power 8.5 KW / 7310 kcal 9.9KW / 8500 kcal ITALY Overall thermal power 2,5 KW / 2150 kcal 2.9 KW / 2500 kcal Efficiency 78 / 81 % Smoke temperature 120 / 215 °C...
  • Page 14: Chapter 2 Installation

    2.1 Working environment For proper functioning and a good temperature distribution, the stove should be positioned in a location where it is able to take in the air necessary for combustion of the pellets (about 40 m /h must be available) ,as laid down in the standard governing the installation (UNI - CIG 7129, 7131 and subsequent updates).
  • Page 15: Preparation

    2.2 Preparation The Vega stove is delivered in a single package. Astra, Aurora, and Antares stoves are delivered in two packages: The first contains the stove unit Fig.1 The second contains the ceramic cladding.Fig.2 Open the packaging, take off the bands, remove the...
  • Page 16: Installation And Fitting

    2.3 Installation and fitting Installation and assembly of the stove must be carried out by a qualified engineer. The stove must be installed in a suitable position to allow the normal operations of opening and ordinary maintenance. The site must be: •...
  • Page 17 When making the hole for the passage of the smoke discharge pipe, it is necessary take into account possible presence of flammable materials. If the hole will be going through a wall made of wood or any other material which is sensitive to heat, the INSTALLER MUST first of all use the special wall union (diam.13cm...
  • Page 18: Connection To The Flue

    Lining up the smoke outlet and the connecting pipe Fig.3 Fig.4 If the stove needs to be connected to a discharge pipe which goes through the rear wall (to connect up with the flue), take the greatest care to make sure that the joint is not stressed. Use the four adjustable feet (Fig.
  • Page 19: Connection To An External Fluepipe In Insulated Or Double-Walled Pipe

    2.6 Connection to an external fluepipe in insulated or double-walled pipe The external fluepipe must have internal dimensions of minimum 10x10 cm or 10 cm diameter, and maximum 20x20 cm or 20 cm diameter. Check with suitable instruments that there is a minimum draught of 12 Pa.
  • Page 20: Operating Problems Caused By Draught Defects In The Flue

    The operation of the pellet stove is noticeably Wind sensitive to the conformation and position of the flue which is adopted. Hazardous conditions can only be overcome by suitable setting-up of the stove carried out by qualified MCZ personnel. Installation...
  • Page 21: Fitting The Ceramic Cladding

    2.9 Fitting the ceramic cladding on Astra-Aurora-Antares ORIENTATION OF THE CERAMICS After positioning the stove in the chosen location, level up the stove body by means of the adjustable feet fitted to the base. Carry on with fitting the ceramic cladding only after making the connection to the flue pipe or the vertical smoke duct as described above.
  • Page 22 FITTING THE CERAMIC CLADDING After reading the previous paragraph entitled "Orientation of the ceramics", scrupulously follow the stages described below. Take a panel from the pack (following the fitting sequence recommended on the previous page) and move it to the side of the stove where it is to be fitted (fig. 10 ). Locate the panel so that the fixed retaining hooks (A) at the front of the stove engage in the rebate in the panel as indicated in fig.
  • Page 23 Installation of steatite cladding Support Support Screws Screws Steatite plate Always start laying the plates starting from the lower ones. Orienting it as shown in the diagram below, insert a plate so that the 4 screws attached to it will be located in the housings of the supports fastened to the stove.
  • Page 24 VARIATION FOR ANTARES Remove the two screws from the pellet compartment cover, take it off and position the ceramic top (fig. 13). Refit the cover and tighten it finally (fig. 14). Fig. 13 HANDLE THE CERAMIC PANELS WITH GREAT CARE AT ALL TIMES Fig.
  • Page 25: Checks To Make Before Lighting The Stove

    (various instructions and stickers). Check that the central ash-drawer (A) on the Astra- Vega-Aurora, or the two ash-drawers on the Antares, is/are correctly positioned and properly closed. Check that the grate (B) and its flame shield are correctly positioned.
  • Page 26: Instructions And Advice On First Lighting

    3.3 Instructions and advice on first lighting Avoid touching the stove during the initial lighting, since the paint is hardening at this stage. Touching the paint could make the steel surface show through. If necessary, touch up the paint with the aerosol spray in the original colour (see the section "Accessories for pellet stoves").
  • Page 27: Control Panel

    3.4 Control panel Let us get to know the functions of the control panel. The control panel replicates perfectly the functions of the LCD remote control. In the tutorial which follows, we examine the control panel in particular, because its display only partially shows the messages addressed to the user.
  • Page 28: Managing The Stove With The Lcd Remote Control

    3.5 Managing the stove with the LCD To use the remote control for purposes of programming or operation, take up a position within the area indicated in the diagram below and point the remote at the stove. If there is an obstacle which prevents the signal from the remote reaching the stove (a piece of furniture, for example), the unit will not work.
  • Page 29: Settings To Carry Out Before First Lighting

    The remote LCD displays the language which is being selected. 3.9 SELECTING THE RECIPE This is an evaluation criterion exclusive to MCZ which allows the user to identify the type of pellet which is available and as a result to select the optimum settings for the stove.
  • Page 30 Procedure for recipe selection Requirements: • Scales (measuring up to 4 kg) with graduations down to 10 g • MCZ pellet measuring container supplied with stove • A batten • Pellets Fig.18 • Type of installation (horizontal or vertical smoke outlet) must have been chosen.
  • Page 31: How To Display And Program The Selected Recipe

    ANTARES Example of message displayed on the remote control: G1 / SET / RECIPE 2 indicates that we have a stove model VEGA, ASTRA or AURORA and have chosen a setting for a 'lightweight' pellet with smoke outlet predominantly vertical.
  • Page 32: Manual Operation: Lighting The Stove Using The Control Panel Or The Remote

    ….Lighting and shutdown are 3.11 Lighting the stove using the performed by the user control panel or the remote To start the stove, press Key 5 for several seconds. After a few moments, the stove goes into a state of adjustment and then, when the message “Charge pellet”...
  • Page 33: Automatic Operation With The Digital Room Thermostat

    ….Lighting and shutdown are 3.12 Automatic operation with the performed by the user digital room thermostat It is possible to regulate the power of the stove automatically, using the digital thermostat which is already set up in the electronic control unit. In order to regulate the stove when it is operating in this mode, it is necessary to set the thermostat to the desired temperature, which must be within the range 10°C to 40°C (for example, 20°C).The thermostat manages the operation of the stove, switching in smart fashion between the available power levels (1-5).
  • Page 34: Automatic Operation With The Timer-Thermostat

    Shutdown time Days to which the program applies / does not apply On MCZ stoves, up to four daily programs can be set up. Use the example given below to help you construct your own table, then move on to the programming of the timer-thermostat.
  • Page 35: Programming The Timer-Thermostat

    3.16 Programming the timer- thermostat SELECTION OF THE CURRENT TIME AND DAY OF THE WEEK If the setting of the current time has not already been carried out , see the paragraph "Setting the current time" on page 27, and then move on to the selection of the day of the week. The LED (7) on the control panel is off.
  • Page 36 ATTENTION ! Code UT 04 is not used for programming the timer. It is reserved for the exclusive use of the installer or qualified MCZ technician via an access key. When scrolling through the menu, always skip this code. All the programs lighting times (see UT05-UT08-UT11-UT14) must be included between a minimum of 0:00 and a maximum of 23:40.
  • Page 37: Operation Of The Stove Using The External Thermostat

    20°C 3.18 Connecting the Fig.23 external thermostat Connect the cable coming from the Connector supplied wall-mounted thermostat to the MCZ connector port supplied with the stove. The electronic board automatically Thermostat cable detects the presence of the external thermostat, which takes precedence over the one on board the stove.
  • Page 38: Watching The Flame

    In this case there will ALWAYS be running problems. Call on the services of specialised personnel or the expertise of MCZ technical staff. The colour The colour is in some ways linked to the shape of the flame. a colour which varies from orange to yellow, with dark tips to the flame, is liable to be a swollen flame (as described above), lacking in oxygen or at least indicative of faulty combustion.
  • Page 39: Alarm Signals

    3.20 Alarm signals In the event that a running problem occurs, as the stove is equipped with a computerised monitoring system, it informs the user via the display of the nature of the fault and where it has occurred. The following table summarises the principal alarms which may be indicated. Message on the display (8) Type of problem Solution...
  • Page 40: Other Messages

    WHOLE flue system, including the combustion chamber, is clean and free of all obstruction (it is recommended that this operation be conducted by a specialist MCZ technician). Only after the cause of the blockage has been permanently eliminated can a fresh attempt to Fig.25...
  • Page 41: Shutting The Stove Down

    3.24 Locking the keyboard on the control panel and the LCD remote This is a safety feature which MCZ provides, so that once the optimum settings for operation have been found, no-one (children particularly) can accidentally or deliberately change the parameters which have been set.
  • Page 42: Periodical Cleaning And Checks

    4.1 Periodical cleaning and checks ATTENTION ! All operations of cleaning all parts must be carried out with the stove completely cold and with the electric plug pulled out. The stove does not need much maintenance if used with certified quality pellets. The necessity Fig.26 for maintenance increases with use and depending on the performance requested of it.
  • Page 43: Monthly Check

    Cleaning to be dealt with by specialized technicia 4.3 Monthly check Still with the stove cold, open the door below the grate (Fig. 31) and with a vacuum cleaner remove the ash and soot accumulated in the heat exchanger. Remove the Fig.31 cleaning plugs from the smoke discharge pipe and clean it thoroughly.
  • Page 44: Shutting The Stove Down (End Of Season)

    4.6 Shutting the stove down (end of season) At the end of season, before placing the stove in storage, we recommend completely removing pellets from the hopper with the use of a vacuum cleaner with an extension. In the period when the stove is out of use it must be disconnected from the electricity mains.
  • Page 45: Checking The Internal Components

    Checking the internal electromechanical components must only be done by qualified personnel with technical knowledge relating to combustion and electricity. If necessary, refer to authorised MCZ technical assistance centres. We recommend that an annual maintenance service is carried out, preferably under a programmed service contract. The...
  • Page 46: Chapter 5 Electrical System

    5.1 Electrical / functional diagram Programming / external room thermostat Electrical system...
  • Page 47: Maintenance And/Or Replacement Of The Electronic Boards

    Send the defective or damaged board to MCZ Spa. LIVE ELECTRIC CABLES...
  • Page 48: Chapter 6 Useful Tips In Case Of Problems During Operation

    6-Useful tips in case of problems during the operation of your pellet stove ATTENTION: All repairs must be carried out exclusively by a specialised technician, with the stove completely cold and the electric plug pulled out. PROBLEM POSSIBLE CAUSES REMEDY Pellets not being fed 1.
  • Page 49 8. Clean the smoke outlet and/or smoke duct. The operations marked in bold type must be carried out by specialised MCZ personnel. The manufacturer refuses to accept any responsibility and the guarantee lapses if this condition is not respected.
  • Page 50: Chapter 7 Accessories For Pellet Stoves

    7-Accessories for pellet stoves Bends and accessories in black-painted steel (ø 8 cm) Straight pipe Ø 8cm L=25cm code160153 Straight pipe Ø 8cm L=50cm code160154 Straight pipe Ø 8cm L=100cm code160155 Bend 90° Ø 8cm code160161 Bend 45° Ø 8cm code160162 Tee Ø...
  • Page 51 Floor protection plate in steel painted black anthracite code140139 Floor protection plate in tempered glass code170147 External thermostat code160265 Bag of pellets code160159 Glass cleaning spray code180012 Touchup paint BLACK code180042 Touchup paint GREY code180041...
  • Page 52: Chapter 8 Spare Parts For Pellet Stoves

    8-Spare parts for pellet stoves Heat-exchanger code160224 Main board Astra-Aurora-Vega-Antares code160238 Exchanger board silenced code160241 Remote control LCD code160245 Command panel code160242 Smoke fan code160234...
  • Page 53 Pellet thermostat code160194 Smoke sensor code160239 Room temperature sensor code160240 Reduction motor code160233 Ignition sparkplug code120660 Pressure switch code160230 Main switch code160193 Supply cable code160246...
  • Page 54 Expansion module IR Antares code160261 Expansion module IR A-A-V code160263 Serial connector for thermostat code160262 Remote control glass code160264...
  • Page 55 8-Spare parts for pellet stoves...
  • Page 56 Ceramics for Antares stove Ceramics for Astra stove Ceramics for Aurora stove Ceramics for Vega stove...
  • Page 57 3650031 Rear refractory A-A-A-V 3640135G Perforated deflector A-A-A-V 3660031 Cast iron back A-A-A-V 3640131 Heat shield A-A-A-V 120102 Ash drawer gasket ASTRA-AURORA-VEGA L=0.4mt 120524 Ash drawer gasket ANTARES 125075 Ceramic top cream white 125076 Ceramic top brick red 125077 Ceramic top bordeaux...
  • Page 58: Chapter 9 Memo For The Installer

    9-Memo for the installer The table below is for the installer to note variations in settings carried out with a view to optimising the running of the stove. The user MUST keep this sheet, since it contains information that will be useful for later maintenance.
  • Page 59 10-Summary of main instructions and operating rules Fuel type: 6 mm diameter pellets, tested according to ONORM M 7135. The stove must be installed by an authorised MCZ technician, following the instructions contained in this booklet. Consult local regulations and respect safety distances from flammable materials.
  • Page 60 Notes...
  • Page 61 MCZ Spa via Oberdan,86 33070 Vigonovo di Fontanafredda (PN) Italy Telefono: 0434/599599 r.a. Fax: 0434/599598 Internet:www.mcz.it E-mail:mcz@mcz.it Code 89030367 Rev.10/2004 Printed...

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