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Varan 1.14, 1.20

Changes in models reserved.

Dimensions not binding!

26

7 Operating Phases

7.1 Start

7.1.1 Filling Tank With Pellets

Open the lid of the pellet tank on the top rear of the boiler and fill it with pellets. Only fill it to a level where the lid can still be closed 
tightly. 

7.1.2 Switch-on

Press the main switch on the boiler backside to switch on the boiler. 
Make sure it is conected to the power supply. 

The pellet tank lid is open

Operating Phases

Main switch

Backside

Summary of Contents for VARAN 1.14

Page 1: ...Ökotec 25 Aufstellungs und Bedienungsanleitung Produktinformation Pellet Boiler Varan 1 14 1 20 Manual For Installation And Useage Product Information ...

Page 2: ......

Page 3: ...is User Manual Every person who is intending to operate this boi ler is obligated to read this manual carefully especially the safety instructions This includes individuals which are cleaning or maintaining the boiler Otherwise the legal warranty expires Please keep and preserve this manual Usage Of This Boiler The manufacturer is not responsible for damages resulting from improper installation ma...

Page 4: ...ustion air is taken from the living space as well The minimum distance from the boiler and its exhaust pipe to materials with low or intermediate flammability is 100 mm The minimum distance from easily flammable objects is 200 mm The latter also counts for materials if their flammability is unknown Fresh Air Intake Boilers need a suitable air supply to maintain combustion Open Flue Under certain c...

Page 5: ...m Components The integrated pellet tank is filled by hand and holds 45 kg or 75 litres of wood pellets The pellet discharge takes place via auger a silent energy saving reduction gear and a downpipe An expansion vessel 10 litres an electronically controlled Wilo HE circulator pump and a safety group are already installed in the compact boiler construction The controller has a daily weekly and week...

Page 6: ... Water volume Litres Operating testing pressure bar Boielr temperature min max C Return temperature min C Power supply Connections flow return Inch Flue gas temperature rated output min output C Energy label Range A to G Changes in models reserved Dimensions not binding Varan 1 14 Varan 1 20 11 9 20 10 45 18 7 1 45 1 3 180 134 80 80 11 11 91 91 45 75 45 75 192 235 24 38 2 5 5 2 5 5 60 90 60 90 55 ...

Page 7: ... in bedrooms or rooms that are inseperatable from the beedroom througha door Do not operate other boilers for wood or pellets inside the room where the Varan boiler is installed to keep up the necessary air supply The installation room must have windows or doos that can be opened for additional fresh air supply or there should be at least an adjacent room connected to the installation room trough ...

Page 8: ...s comprise requirements in pellet quality test regulations control of production and labelling Parameter Unit Quality A1 Length mm 3 15 40 Diameter mm 6 1 Chaloric value MJ kg min 16 5 Mechanical strength Mass min 97 5 Dust 3 15 mm Mass max 1 Bulk density kg m3 min 600 Water content Mass max 10 Ash content Mass max 0 7 Cinder softening temperature C min 1200 Arsenic content mg kg max 1 Led content...

Page 9: ...n 4 1 Boiler Main Parts Heat exchanger with turbolators Cover Cleaning opening Pellet tank Combustion chamber Ash tray Door with special glass Pellet auger Controller processor Flue gas fan Gear motor Pressure switch Circulator pump Flue gas channel Igniter Controller Expansion vessel 10 litres ...

Page 10: ...must connect to the controller during installation Connectors of additional appliances have to pass via two connectors on the boiler backside The connectors are bi pole or tri pole The tri pole connector is used to connect a room thermostat Only use battery powered room thermostats On the thermostat itself the connection with an NC normal closed contact is used ...

Page 11: ...ntegrated in boiler 3 Expansion vessel 10 litres integrated in boiler 4 Radiators underfloor heating system via temperature limiter 5 Thermal valve min 55 C Always make sure to comply with regional prescriptions when installing a boiler STREBEL does not take responsibility for damages caused by a faulty installation of the boiler th 5 ...

Page 12: ...erature This safety thermostat interrupts the operation of the fan The temperature is limited to 95 C This safety thermostat is located below the main switch Installation 5 Installation 5 1 General Warnings Mind regional prescriptions and legal guidelines during installa tion operation and disposal of the boiler The boiler must be ins talled by qualified personnel This boiler is designed to run in...

Page 13: ...he pump continues running constantly and derives the excess heat to the radiators until the temperature is in normal range The heating system is to be filled slowly allowing it to be vented well During filling of the installation check if there are leaks in the system The pipes and connection elements usually show o rings made from silicone If they do not have this kind of seal use fireproof seali...

Page 14: ...ated If the chimney already exists and is of square cross section then the minimum dimension of the intersection is 130x130 mm It is not allowed to use one chimney for connecting multiple boilers It is not allowed to use the air vents like a chimney The top of the chimney must be protected with a chimney cap due for the impact of rain and winds Distance of chimney to cap is 200 mm The chimney shou...

Page 15: ...Varan 1 14 1 20 Changes in models reserved Dimensions not binding 15 Installation Air supply connection Exhaust connection Situation 1 Chimney connection Varan 1 20 ...

Page 16: ...antling for cleaning WARNING Failure to follow the rules during the execution of flue and chimney can lead to malfunction of the boiler and danger to objects and to human health The most notable danger is from the toxic gases carbon monoxide which are the products combustion process Important We recommend to perform a chimney evaluation prior to installation 1 Condensate collector 2 T piece 3 Flue...

Page 17: ...Varan 1 14 1 20 Changes in models reserved Dimensions not binding 17 Installation 0 to 1 5 m 1 5 to 3 m over 3 m ...

Page 18: ...ng Deactivating reset alarm Hold button about 3 sec until a sound is audible P4 P6 v Sub menu selection parameter selection change of parameter Move through the menu Change the values of parameters increase decrease P1 ESC Leave cancel Leave current menu P3 SET Confirm Confirm Access the current selection Save changes P5 Time programme Activating Deactivating of the individual time programmes Summ...

Page 19: ...mber L2 Circulator pump Dot visible The circulator pump is running L3 Three way switch valve Dot visible The three way switch valve mixing valve is active only with domestic hot water module L4 Output V2 Not used L5 Fanr Not used L6 Exit Aux2 Not used L7 Not used Not used L8 Not used Not used L9 Filling level Not used L10 Room thermostat Dot visible Preset room temperature reached contact open L11...

Page 20: ...ing load of pellets into the combustion chamber after pellet tank has been emtied completely After selection the auger will run continously until a manual stop Summer Winter Select between winter or summer mode Summer mode only provides domestic hot water Language Select the language shown on the controller menu Keyboard Menu Set contrast and min backlighting System Menu Allows settings reserved f...

Page 21: ...ing steps Set the desired time on which the boiler should start heating operation e g ON to 18 00 Now for the same day set the operation at 23 59 to OFF Now open the programming for teh following day and set the operation at 00 00 to ON On the same day set the time at which the boiler should cease operation Controller 6 4 Change Combustion Power Parameter Description 3 Operation with power level 3...

Page 22: ...emote Control Calibration Load __________ Language Load ON OFF________________ 8 2 8 Combustion Recipe Menu Menu to select the Combustion Recipe The maximum value is the number of recipes visible to the user This value can be set in System Menu Default Settings parameter P04 If the parameter P04 1 the Menu isn t visible 8 2 9 Time and Date Menu This Menu allows to set time and date Push the button...

Page 23: ... LCD panel 8 3 Keyboard Menu Menu to set the contrast and light of LCD panel 8 3 1 Set Contrast This Menu allows to set the display contrast Push the buttons P4 and P6 to increase or decrease the contrast P3 to save and exit P1 to exit without save 8 3 2 Set Minimum Light This Menu allows to set the display light when you don t push any button Push the buttons P4 and P6 to increase or decrease the...

Page 24: ...urin this time span the boiler temperature has to rise 7 C Controller 8 4 System Menu This menu allows to enter into Technical Menu The access is protected by password Push P3 to enter in editing mode P4 and P6 to increase or decrease the selected digit Push P3 to save the digit and pass to the next Push P1 to cancel the digit or exit from Menu The default Password is 0000 Display Description Auge...

Page 25: ...iption A01 0 The boiler switches to burnout at this temperature room thermostat 1 The boiler starts modulation at this temperature room thermostat 2 The boiler switches to standby at this temperature room thermostat 3 The pump is blocked at this temperature room thermostat Forced switch on wehen the set value in Th21 is exceeded A06 0 In modulation phase der boiler runs with P1 1 In modulation pha...

Page 26: ... lid of the pellet tank on the top rear of the boiler and fill it with pellets Only fill it to a level where the lid can still be closed tightly 7 1 2 Switch on Press the main switch on the boiler backside to switch on the boiler Make sure it is conected to the power supply The pellet tank lid is open Operating Phases Main switch Backside ...

Page 27: ...utton the pellet auger starts running Let it run until the first pellets fall into the combustion plate visually inspect through the inner combustion chamber door To stop this procedure select OFF and confirm the selection Press 1 ESC to leave the sub menu 7 1 4 Starting Combustion Hold P2 ON OFF for 2 to 3 seconds until a conformation sound is audible The display will now read Ignition The boiler...

Page 28: ...will fall down into the combustion chamber where they can be cleaned out along with the ashes Use the revision openings on the flue pipe to clean out gross contaminations 8 6 Cleaning And Maintenance Trough Quali fied Personnel Adhere to locar prescriptions and legal guidelines when it comes to periodical professional cleaning and maintenance of the boiler and the flue system A yearly cleaning car...

Page 29: ...Varan 1 14 1 20 Combustion plate Varan 1 14 Varan 1 20 Ash plate with wing nuts Ash plate with wing nuts Removable Parts When Cleaning Maintenance 29 ...

Page 30: ...fied personnel check for mechanical problems on the auger or the motor Flame formation is successful but the boiler remains in stabilisation phase and does not enter run mode Solution The boiler needs more fuel in the combustion chamber Set a longer timespan in parameter t03 increase it step by step for a few seconds each Please also mind the following reference There is flame formation after the ...

Page 31: ...t be set to 1 The parameter Th06 must be between 60 to 65 and parameter Th28 must be at least 2 C lower than Th06 Adjust the parameters clean the combustion chamber and restart the boiler The boiler has already been in run mode but unburnt pellets are piling up in teh combustion chamber The flames are getting smaller and are extinguished Solution Increase exhaust the fan RMP in all phases using th...

Page 32: ... components gear motor fan controller display Protection of unused connections ground power supply 11 Boiler Disposal 11 1 Removal The boiler removal must be carried out by qualified technicians Otherwise injury or material damage can occur Procedure of the removal 1 Stop boiler operation 2 Wait until the pellets in the burner room are burnt up and the boiler is cooled down 3 Disconnect the boiler...

Page 33: ...Varan 1 14 1 20 Changes in models reserved Dimensions not binding 33 Space For Notes ...

Page 34: ...Varan 1 14 1 20 34 Space For Notes ...

Page 35: ...Varan 1 14 1 20 Changes in models reserved Dimensions not binding Varan 1 14 1 20 35 Space For Notes ...

Page 36: ...2700 Wiener Neustadt Wiener Strase 118 AUSTRIA Telefon 43 0 2622 235 55 0 Fax 43 0 2622 253 46 verkauf strebel at www strebel at Strebelwerk GmbH NAK 0217 ...

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