Astra G-50 Installation And Operation Manual Download Page 24

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DeclaRaTIon of confoRMITY

Manufacturer

: Machinery plant “Astra” AB

address

: Ulonu g. 33, 62161 Alytus, Lithuania

Product designation

: heating boiler Astra G-50

We declare that the above-mentioned products conform to the requirements of directives 97/23/EEC Article 2.3 and 2006/95
EEC.

The following standards were applied for the above-mentioned products:
LST EN 303-5
LST EN 12828
LST EN 60335-1
LST EN 60529

Procedure of conformity evaluation in accordance with Article 2.3 of 97/23/EEC was performed by “Inspecta”, www.inspecta.
com. Certification No. 2-4.2.1/619/2012

Alytus , 201 ..............................................................................

(date)

Gražvydas Eimanavičius, project manager

Summary of Contents for G-50

Page 1: ... MACHINERY PLANT AB ANNO 1929 CONTACT INFORMATION OFTHE 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 WWW ASTRA GAS LT INSTALLATION AND OPERATION MANUAL ...

Page 2: ...lator 12 Regulation of the Secondary Air Damper 13 Controlling the Temperature of Water Returning to the Boiler 13 Heating Output Water Temperature and Water Flow Relationship 13 Installation of the Boiler Room 14 Requirements for the Chimney 14 6 FUEL 15 7 OPERATION 16 Front Control Panel 16 Rear Control Panel 17 Preparation for Firing 17 Kindling Procedure of the Boiler 17 Fire Bed and Tips for ...

Page 3: ...sin from the boiler flues as instructed in this manual 1 7 The room where the boiler is installed should have fire extinguishing tools fire extinguishers sand box shovel and other tools 1 8 Do not place flammable materials on or near the boiler 1 9 Connect the boiler to the electric system only via a three pole plug plugged into an adequate three pole socket with earthing Protect connection cable ...

Page 4: ...damper 10 Ventilatorand ventilatorductinspectionaperture 11 Returnwaterpipe 12 Waterdrainnipple 13 Connectionsofthecoolingserpentine 14 Fluepipe 15 Fluecleaning cap 17 Safetyventilatorshutdown95 Cthermostatsensor 18 Watertemperaturesensor 19 Uppercombustionchamberopeningtotheflue 20 Primaryairinletnozzle 21 Secondaryairinletopening 22 Ceramicburner 23 Ceramicchopper 24 Ceramicsegment 25 Openingtot...

Page 5: ...water in the system bar max 3 0 Testing pressure of the boiler bar 4 5 Max allowable water temperature in the boiler C 108 Max allowable operating water temperature in the boiler C 95 Electric characteristics voltage V frequency Hz 220 50 average power used W 50 Level of electric protection of the boiler IP30 Dimensions height mm 1315 width mm 660 depth mm 1230 Weight of boiler kg 505 Threaded con...

Page 6: ...annel firstthelowerpositionisfound andafterslightly loosening the poker yet without removing it from the hole the plate is allowed to descent onto the opposite side of the heat exchanger due to the force of gravity until it touches the wall of the heat exchanger with itsuppersupports Thenthetoolcanberemovedandthenextplatecan beinstalledinasimilarway Turbulence plates decrease the temperature of th...

Page 7: ...ATION STORAGE UNPACKING Theheatingboileristobetransportedandpackagedinaccordancewiththedocumentationofthemanufacturer protected from precipitation and dust It can be transported only in vertical position fastened to avoid sliding and falling If the boiler istransportedinotherthanverticalposition decorativesurfacesmaybedamaged claddingbattered controlandregulation equipmentbroken built inceramicins...

Page 8: ...the flow of cold water from the public water supply network through the coolingserpentine whereitabsorbstheexcessiveheatenergyand flowsoutintothesewage Thesensorofthevalvewiththeexternal thread isscrewedontothesocketontherearwalloftheboiler Technical data of the thermostatic safety valve are the following Opening temperature 95 C Maximum operating temperature 110 C Operating pressure 10 bar Bulb o...

Page 9: ...h Membrane Expansion Vessel Thermostatic Mixing Valve Domestic Water Preparation From Water Supply Hot Water Air Outlet Other Notations Automatic Water Addition Valve Accumulation Tank Thermometer 3 Way Servo Drive Mixing Valve Return Overflow Valve Filter Heating System Supply Heating System Return Automatic Air Outlet Return Valve Valve Pressure Relief Valve Pump Thermometer Manometer Manometer ...

Page 10: ...e boiler as possible at a location easy to reach by hand pressure relief valves and control devices must conform to the following technical characteristics Instrument Technical characteristics Type of boiler Pressure relief valve Connectiondiam doesnotexceed setopeningpressure3bar Astra G 50 Thermometer manometer Range of temperature 0 120 C pressure 0 4 0 bar All boilers There must be no ball val...

Page 11: ...ion pump of the heating system U water temperature sensors Inordertoguaranteenaturalwatercirculationofwaterintheboiler thepipeworkbetweentheboiler and the mixing valve in the line boiler mixing valve boiler is to be of the same diameter and correspond to the diameter of the connection pipes of the boiler Circuit Diagram of the Boiler 1 2 3 4 5 6 7 8 9 10 11 12 N L N1 L15 N1 L12 M P N L P N 220V P ...

Page 12: ...e tee 1 Fig 8 present in the supply set on the boiler flow pipe 6 Fig 1 Then install the draught regulator 2 Fig 8 into the lateral pipe of the tee Connect the lever of the draught regulator with the ventilator lid When the temperature of the water in the boiler rises the lever descends and the main air supply damper 4 cloaks the opening of the air duct thus restricting the air supply to the combu...

Page 13: ... device opens completely However the actual temperature of the water returning from the system and getting into the boiler after mixing is 5 6 C lower The higher the temperature of the return water is the better it is for the boiler Thermoregulation devices of other manufacturers could be used for maintaining the temperature of the returning water as well Heating Output Water Temperature and Water...

Page 14: ...r foritsservicingandcleaning Thefloorundertheboiler withinthedistanceof50cminfrontofitand withinthedistanceof30cmaroundtheboilershouldbemadeofinflammablematerials Screwsupportinglegsontothebaseof theboilerandleveltheboilerwithscrewnutsusingalevel thenconnecttheheatingsystemcirculationpumptotheboiler The smoke exhaust pipe of the boiler should be connected to the chimney through a metal duct The in...

Page 15: ... be damaged if they are removed every day when cleaning thustheirlifetimewillbeshorter Therefore werecommendusageoffuelpeatbriquettesonlyinrare exceptionalcases Itisrecommendedtofiredryfirewoodwithamoisturecontentof12 20 Thedrierthefirewood thelargeritscalorificcapacity When the moisture content of the firewood is 20 the heat potential of 1 kg is approximately 4 kWh when the moisture content is 50...

Page 16: ...definedinthenextway first turn thethermostatknobtomaximum Then setthedraughtregulator2 Fig 8 tothetargetedtemperature forexampleto75 C Start the boiler and allow it to reach a 75 C temperature Then turn the thermostat knob in the direction of the lower temperature until you hear a click sound Turn the knob a little bit further and mark this position on the knob case with a pencil Now you have foun...

Page 17: ...o boiler equipment as well as hazard to human health and life remains If the user cannot locate and remove the cause of tripping of the emergency thermostat a professional servicing company must be consulted Theelectricfuseisdesignatedtoprotecttheelementsoftheelectriccircuitincase thecurrentinthemainsexceeds2A Ifthefuseisdamaged theboilerwillnotswitch onanditsindicatorlampswillnotlight Inthiscase ...

Page 18: ...screwing the hinge and lock screws of the door Fire Bed and Tips for Effective Boiler Stoking The hot embers and charcoal in the boiler are called the fire bed Combustible gases emerge from there and are further burnedinthelowerchamberoftheboiler Theoptimalfirebedheightduringboileroperationisapproximately4 5cmabove the bottom of the fuel chamber The output of the boiler ventilator is deliberately ...

Page 19: ... the thermometer 2 Fig 10 The firing is active if the temperature of water in the boiler exceeds approximately 60 C The flame in the boiler can be checked by opening the door of the lower combustion chamber when the ventilator is on The visible tongue of flame has to be yellow or yellow red and reach the ceramic element this means the firing is proceeding in an optimal manner Donotkeepthelowerdoor...

Page 20: ...rn water temperature Thermoregulator or ventilator is defective Repair or replace Poor quality fuel high moisture content too large pieces of firewood Use dry fuel split firewood Heating surfaces of the boiler are very dirty Clean No draught in the chimney due to accumulated impurities Clean The ceramic burner is congested Clean Ventilator damper is stuck Move or clean 2 Smoke escapes through the ...

Page 21: ...to the premises and the property in the premises due to the boiler fault will not be compensated the warranty repair works and replacement of parts during the warranty period are free the warranty period starts from the boiler purchase date thewarrantyisvalidonlyiftheboilerisinstalled connectedtotheheatingsystemandoperatedfollowingtherequirements of this manual The warranty does not apply in the f...

Page 22: ...ate 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 Draught of the chimney Otherinformationconcerninginstallation The boiler was tested on site the control and safety elements were checked and found to be operating properly Person responsible for installation a...

Page 23: ...AIR CARD Boiler repaired by Company technician Address Telephone Repair date Informationonfault worksperformed Signature of the technician Boiler repaired by Company technician Address Telephone Repair date Informationonfault worksperformed Signature of the technician ...

Page 24: ...onformtotherequirementsofdirectives97 23 EECArticle2 3and2006 95 EEC The following standards were applied for the above mentioned products LST EN 303 5 LST EN 12828 LST EN 60335 1 LST EN 60529 ProcedureofconformityevaluationinaccordancewithArticle2 3of97 23 EECwasperformedby Inspecta www inspecta com Certification No 2 4 2 1 619 2012 Alytus 201 date Gražvydas Eimanavičius project manager LT ...

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