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Summary of Contents for Astra G-50E
- Page 1 ASTRA MACHINERY PLANT AB • ANNO 1929 HEATING BOILERS Astra G-50E Astra G-80E INSTALLATION AND OPERATION MANUAL CONTACT INFORMATION OF THE FACTORY: MACHINERY PLANT “ASTRA” AB ULONŲ G. 33, LT-62161 ALYTUS, LITHUANIA TEL.: +370 315 75449 FAX: +370 315 52265 E-MAIL: INFO@ASTRA.LT...
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Page 2: Table Of Contents
Table of conTenTs 1. safeTY ReQUIReMenTs .................. 3 2. TecHnIcal DescRIPTIon ................4 • General View of the Boiler ........................4 • Technical Data of the Boiler ......................... 5 • Ceramic Elements of the Boiler ......................6 • Turbulence Plates ..........................6 3. -
Page 3: Safety Requirements
INSTALLATION AND OPERATION MANUAL This user manual was compiled following the requirements of EN 12171 “Heating systems in buildings. Procedure for the preparation of documents for operation, maintenance and use. Heating systems not requiring a trained operator”. 1. safeTY ReQUIReMenTs 1.1. -
Page 4: Technical Description
HEATING BOILERS: Astra G-50E, Astra G-80E 2. TecHnIcal DescRIPTIon • GeneRal VIeW of THe boIleR fig. 1 General view of the boiler A – front view; B – rear view; C – top view; D - section. 1. Front control panel; 2. Rooftop cover; 3. Handle of the upper flue damper; 4. Door of the fuel chamber; 5. Adjustable support legs; 6. Flow water pipe; 7. -
Page 5: Technical Data Of The Boiler
INSTALLATION AND OPERATION MANUAL • TecHnIcal DaTa of THe boIleR Indicator value name of indicator astra G-50e astra G-80e Nominal heat output, kW Class of boiler according to EN 303-5 Class of protection against electric impact Efficiency rate,% 81-89 81-89... -
Page 6: Ceramic Elements Of The Boiler
3. segments G-18.00.004-01 • TURbUlence PlaTes Turbulence plates – a technology invented and patented by “Astra” fig.2 ceramic inserts and their positions engineers, used for capturing more heat from the hot exhaust smoke. 1. Ceramic burner; 2. Ceramic chopper; 3. Ceramic segments. -
Page 7: Intended Use
INSTALLATION AND OPERATION MANUAL heat exchanger with its upper supports. Then the tool can be removed and the next plate can be installed in a similar way. Turbulence plates decrease the temperature of the exhaust smoke. The boiler can be operated without the plates, but then greater losses of heat through the chimney will occur. -
Page 8: Installation
HEATING BOILERS: Astra G-50E, Astra G-80E 5. InsTallaTIon • accUMUlaTIon TanK These solid fuel boilers are intended to be fully loaded during the operation; the most efficient mode of their exploitation is at the nominal or maximum heat output. It is advisable to install an accumulation tank of sufficient size in their proximity, which could accumulate the excessive heat. - Page 9 INSTALLATION AND OPERATION MANUAL fig. 5 Principle scheme of the house heating system including heat accumulation...
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Page 10: Requirements For Connection Of The Boiler To The Heating System
Technical characteristics Type of boiler Pressure relief valve Connection diam. does not exceed ¾”, set opening pressure 3 bar Astra G-50E, Astra G-80E Thermometer-manometer Range of temperature 0-120°C, pressure 0 – 4.0 bar All boilers There must be no ball valves installed between the boiler and the pressure relief valve. -
Page 11: Circuit Diagram Of The Boiler
INSTALLATION AND OPERATION MANUAL the diameter of the connection pipes of the boiler. • cIRcUIT DIaGRaM of THe boIleR • An electric installation with earthing, in accordance with the electric safety regulations in force, is to be installed when connecting the electric part of the boiler. 220 V fig. -
Page 12: Connection Of The Circulation Pump
HEATING BOILERS: Astra G-50E, Astra G-80E pump, remove the rooftop cover of the boiler (Fig. 7). The cover is removed in the following sequence: 1) unscrew two fastening bolts, 2) lift the backside part of the cover, 3) push the cover forward and then lift it up. -
Page 13: Installation Of The Boiler Room
INSTALLATION AND OPERATION MANUAL Heating output, kW Difference of water temperatures Do not forget to keep the returning Δt, °c water temperature as high as possible, at Water flow, l/min least 65°c or even higher! It is necessary to assure that a thermometer is installed on the returning water pipe, in order to be able to observe this temperature at any time! -
Page 14: Fuel
HEATING BOILERS: Astra G-50E, Astra G-80E fig. 8 Positioning of a chimney in respect to vicinity objects 6. fUel The boiler is fired only by wood logs and wood briquettes. It is possible to fire it with fuel peat briquettes, however the operation of the boiler becomes less comfortable for the user as it is necessary to remove the ashes of these highly ash-producing briquettes after each loading. -
Page 15: Operation
INSTALLATION AND OPERATION MANUAL • firewood should be well sheltered from rain and snow; • pieces of split wood should be stacked with sufficient gaps between them so that the freely-circulating air can blow away the moisture evaporated from the pieces of firewood; •... -
Page 16: Rear Control Panel
HEATING BOILERS: Astra G-50E, Astra G-80E professional servicing company must be consulted! The electric fuse is designated to protect the elements of the electric circuit in case the current in the mains exceeds 2 A. If the fuse is damaged, the boiler will not switch on and its indicator lamps will not light. -
Page 17: Preparation For Firing
INSTALLATION AND OPERATION MANUAL Lamp 6 “Ventilator on” lights up when the boiler L1, N- reguliatoriaus maitinimas; Rear panel of the regulator KR-4.3D ventilator is operating. The more frequently it blinks, the L2 - ventiliatoriaus maitinimas; higher the rotational speed of the ventilator is, since its L3 - įtampa į... -
Page 18: Fire Bed And Tips For Effective Boiler Stoking
HEATING BOILERS: Astra G-50E, Astra G-80E Do not cover the entire opening of the upper flue 19 (fig. 1) with the wood, because it will make kindling more difficult. The first time, kindle the boiler using only paper and small pieces of wood in order to safely remove the moisture remaining in the ceramic elements. -
Page 19: Regulation Of The Boiler Temperature
• DescRIPTIon of THe sMoKe TeMPeRaTURe sensoR fUncTIon The smoke temperature sensor is mounted in Astra boilers in order to: 1) help the controller achieve the optimal smoke temperature, 2) turn off the ventilator after firing in the boiler is accomplished, 3) turn off the circulation pump after the firing in the boiler is over. -
Page 20: Cleaning The Boiler
HEATING BOILERS: Astra G-50E, Astra G-80E one you will use to set in the future boiler operation. Kindle the boiler using the two stages method described in the chapter “Fire bed and tips for effective boiler stoking”. Verify the state of combustion by opening the lower door after 45-60 minutes from the beginning of firing. -
Page 21: Possible Faults
INSTALLATION AND OPERATION MANUAL 8. PossIble faUlTs fault cause Problem solution 1. The set Not enough water in the heating system Fill up temperature Too low temperature of the return water Raise the return water temperature cannot be reached Thermoregulator or ventilator is defective Repair or replace Poor quality fuel: high moisture content, Use dry fuel, split firewood... -
Page 22: Acceptance Certificate
10. accePTance ceRTIfIcaTe The heating boiler astra G- ......., serial No........,, conforms to the technical documentation and requirements of standard EN 303-5 and is approved as fit for operation. Manufacturing date 201 .................... -
Page 23: Selling Card
INSTALLATION AND OPERATION MANUAL sellInG caRD boiler sold by: Company: ......................................Address: ......................................Telephone:......................................Date of sale: ......................................Signature: ......................................boIleR InsTallaTIon PRoTocol boiler was installed by: Company (technician): ..................................Address: ......................................Telephone:......................................Installation date: ..................................Installation data: Height of the chimney: ..................................Diameter of the flue: .................................... -
Page 24: Warranty And Post-Warranty Repair Card
WaRRanTY anD PosT-WaRRanTY RePaIR caRD boiler repaired by: Company (technician): ..................................Address: ......................................Telephone: ......................................Repair date: ......................................Information on fault, works performed:..........................................................................................................................................................Signature of the technician: ................................boiler repaired by: Company (technician): ................................... Address: ........................................Telephone: ......................................Repair date: ...................................... -
Page 25: Declaration Of Conformity
DeclaRaTIon of confoRMITY Manufacturer: Machinery plant “Astra” AB address: Ulonu g. 33, 62161 Alytus, Lithuania Product designation: heating boilers Astra G-50E, Astra G-80E We declare that the above-mentioned products conform to the requirements of directives 97/23/EEC Article 2.3 and 2006/95 EEC.
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