Wallnofer Walltherm Operating Instructions Manual Download Page 22 | Manualshive

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6. Installation

6.a. Levelling of the wood-gasification stove

Please level off the stove with the help of a spirit level.

6.b. Different connections

6.b.1. Electricity connection

Please connect the thermostat, which was delivered together with the stove, with the
heating pump and through a plug with the electric cable.

The Thermostat needs to be set to at least 60°C!

Inside the thermostat there are 4 connections. You need to connect the junctions C and 2
as well as the ground! The connector 1 remains unused! If you use the WAL02, it is not
necessary to connect the thermostat!

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Summary of Contents for Walltherm

Page 1: ...he Walltherm stove boiler for your living room Especially in connection with a heat storage tank it offers you all the advantages of a radiant heat stove for the living room and furthermore an economical heating system for your whole house Please study this manual it explains how the stove works how you should operate it and how it has to be maintained For further information please contact the ma...

Page 2: ...ORMATION PURPOSE The Walltherm stove has been developed for the optimal burning of air dried natural wood wood chips and partly briquetts Do not burn any wood paper cardboard that has been painted or colored not should you use barbecue igniters or coals because anything that isn t natural wood can produce acids while burning Those acids can damage the stove and the heat exchanger The stove must no...

Page 3: ...ble like coal diesel oil gas a huge amount of CO2 accumulated in the course of millions of years is emitted into the atmosphere increasing the green house effect Consequently the use of wood as fuel maintains the perfect equilibrium of nature because it is a renewable fuel of which burning is compatible with nature s life cycle The principle of clean combustion is in perfect harmony with these cha...

Page 4: ...mbustion 5 c Preparing the place of installation 5 c 1 Limitation of space around the stove 5 c 2 Limitation of space above the stove 5 c 3 Combustion air 5 c 4 Smoke outlet pipe 6 Installation 6 a Leveling the stove 6 b 1 Connecting Electricity 6 b 2 Earthing 6 c Important information 6 c 1 Doors 6 c 2 Thermal safety drain 6 c 3 Circulation pump 6 c 4 Density 6 c 5 Permissible max min temperature...

Page 5: ...n innovative technologically advanced stove for heating burning fuels like firewood and wood briquettes providing a healthy and safe way of heating This stove features the dual primary and secondary combustion system with positive effects both on efficiency and on emission of cleaner smoke The application of the stove and its configurations as described above are the only ones permisable by the ma...

Page 6: ...facturer please quote the serial number and identification data which you will find on the stove s identification plate Liabilities Upon delivery of this manual Wallnöfer H F GmbH declines all liabilities both civil and penal for any accidents that may derive form the total or partial failure to comply with the specifications contained in it Wallnöfer H F GmbH also declines all liabilities resulti...

Page 7: ...lusiv spare parts like combustion jets grid glass seals cat fireclay For all the valves an other components the user may only make use of the legal guarantee as under the EEC directive 1999 44 CE if he has scrupulously complied with the regulations indicated in this manual and more specifically to work always within the stove s range of use maintenance must be constant and accurate only allow peop...

Page 8: ...declines all civil and penal liabilities direct or indirect due to an installation that fails to comply with the laws in force in the country and with the safety rules and regulations failure to comply with the instructions given in the manual an installation by unqualified and untrained personnel use that fails to conform to the safety directives alterations and repairs on the appliance not autho...

Page 9: ...dentification plate The plate shown in fig 1 m can be found on the stove s left and gives all the machine s features including the manufacturer s data serial number and CE marking relative to the electrical system 1 n Delivering the stove The stove is delivered accurately packed in cardboard and fixed to a wooden pallet so it can be handled by elevator trucks and or other means You will find the f...

Page 10: ...mply with the instructions and warnings given on the plates on the stove these plates are accident prevention devices and as such must be easily and perfectly illegible it it is compulsory to change them asking the manufacturer for an original plate only use fuel that complies with the indications given in the chapter referring to fuel characteristics keep strictly to the routine and extraordinary...

Page 11: ...n air intake channel to upper and lower cross channel 6a Air inlet with thermostatically controlled flap 6b Safety thermostat for control of combustion air intake 7 Thermostatically controlled 3 way valve set to open at 60 C 70 C 7b Circulation pump 7c Thermometer 8 heat exchanger 8a Thermostat sensor for pump on off control 8b Safety valve to 3 bar for draining how water in case of overheating 8c...

Page 12: ...Bereich Dies ist auch beim Verstellen des Heizofens auf seinem Transport Untergestell zu beachten Gefahr Sicherstellen dass die Belastbarkeit des Hubstaplers über dem Gerätegewicht liegt Der Bediener der Hebevorrichtung hat die gesamte Verantwortung für das Anheben der Lasten Fig 3 a 3 Fig 3 a 4 Fig 3 a 5 Vorlauf Heizkreis how water outlet heating circuit Rücklauf Heizkreis cold water inlet heatin...

Page 13: ...progress innovation Vers 12 1 13 46 Top view Front view View from right side Backside All dimensions are in mm View from under the stove Air intake from under the stove Chimney muff ...

Page 14: ...ensor thermal safety drain C Overpressure valve D Thermostat sensor E Forward flow F Thermometer G Thermostat for air intake H Pressure gauge I Backflow J Fume sensor I Forward flow II Backflow III Cold water IV Drain for thermal safety V Drain for overpressure valve ...

Page 15: ...stove he must comply with the following safety precautions a he must not work in adverse conditions b he must be in perfect psychophysical condition to work and ensure that the individual and personal accident prevention devices are complete functional and in perfect working order c he must wear accident prevention gloves d he must wear accident prevention footwear e he must use electrically insul...

Page 16: ... other flammable materials have to be covered with heat resistant materials as for instance a metal plate of 2 3 mm The metal plate has to cover the complete part of the floor in front of the stove Please control the norms valid in the installation country 5 c 2 Restriction of space above the stove If there are any beams above the stove and the chimney hood they have to be insulated with heat resi...

Page 17: ...bustion air must be obtained from outside Danger The UNI Norm 10683 forbids air supply from garages storerooms where fuel and other materials are kept and rooms where combustible activities are practiced Please obey the laws and norms valid in the installation country Combustion air from outside If you would like to obtain the combustion air from outside you can connect a canal Follow the right of...

Page 18: ...in distance to flammable objects A external air cover B Air inlet from the backside 2 x 100mm A external air cover B Air inlet from under the stove opening of 180mm tube needs to be 150mm Right stove side Right stove side Floor Floor View from under the stove Maintain distance to flammable objects ...

Page 19: ...ictures below If you add the cap to the stove the air is channeled from the lower part of the stove into the main air inlet on the right side Without cap the air enters the lower part of the stove If you install the cap the air is channeled to the where it can exit through the holes on the side main entrance of the combustion air When the cap is installed the flap of the combustion air inlet can b...

Page 20: ...ertically for at least 0 5 m before having the first angle If possible the pipe then should enter the chimney by using a 45 pipe better drought than with 90 The stove must only be connected to a chimney which is intended for such a fireplace Several time connecting usually causes problems and malfunctions The pipes have to be connected further down together with the sleeve so that the smoke and co...

Page 21: ... extremely windy areas and on the coast in general please always use a vertical H chimney For installations of pipes outdoor please use double insulated steel pipes resistant to weathering in order to avoid condensation which can cause malfunction of the heater Please seal up the opening between wall and pipe Deduction on the roof with a traditionally chimney hood Referring to measure and used mat...

Page 22: ...nnection Please connect the thermostat which was delivered together with the stove with the heating pump and through a plug with the electric cable The Thermostat needs to be set to at least 60 C Inside the thermostat there are 4 connections You need to connect the junctions C and 2 as well as the ground The connector 1 remains unused If you use the WAL02 it is not necessary to connect the thermos...

Page 23: ...ulation for the Walltherm and a solar system regulation for the Walltherm with minimum temp with Alarmfunction for the Walltherm wit modulating pump control solar system with 2 sensor PT 1000 with 1 sensor for the exhaust gasses with display for observation of the different temperatures boiler temp exhaust gas temp temp of storage tank and temp in the solar panels Wiring of the Walltherm B1 Storag...

Page 24: ...re T5 Sensor for tank temperature upper part Alarmfunction Often clients forget to close the exhaust fume flap 5 in time to avoid it we configurated the regulation WAL02 with an ALARMFUNCTION Always when the temperaturer of the exhaust gasses are reaching 300 C you will hear an acoustic alarm signal this will remember you to close the fume flap Info The sensor for the exhaust gasses ALARMFUNCTION ...

Page 25: ...ot forget to close the fume flap 5 6 c 2 Thermal safety drain The thermal safety drain ability to operate must be periodically checked by a heating expert 6 c 3 Circulating pump The circulating pump should work once a month for about 1 minute during the heating free period of time Through reducing the temperature at the thermostat e g to 10 C this helps to avoid that the pump gets stuck 6 c 4 Dens...

Page 26: ...nd the pump s control thermostat with about 65 C adjustment or difference regulation of the temperature 6 C T connected Tip test it with low temperatures Is the water store filled with water and ventilated no noises of the pump Is the rotary top at the 3 ways thermo valve 7 open the flow can be set at the beginning please open it completely Is the glass of both doors clean Clean the glass with a d...

Page 27: ... is only used to heat the stove up at the beginning Please close the flap completely after the heating phase If you channel the intake air to the stove by an air channel then you can optionally decide to use a air intake cover with an integrated flap If the stove isn t burning you can close this flap to prevent cold air from flowing through the stove and out of the chimney If you are using this ai...

Page 28: ...on chamber the embers has to cover the grill completely this takes about 30 minutes Then spread thin logs of wood we recommend beech wood horizontally and over the complete width of the grill Afterwards fill the combustion chamber with wood length of the logs max 35 cm The wood should follow on easily Please try to avoid hollow spaces Wait until the stove and the chimney have warmed up 300 350 C e...

Page 29: ...f the Walltherm works correct you will see the following conditions a the gasification flame remains visible b the temperature of the exhaust gases dropes down to 120 150 C c the temperature on the reverse flow pump group grows to 60 75 C ...

Page 30: ...the fume flap for exhaust switchover 5 Here for please bring the lever 5 into a pointing down position If the fume flap is slightly open the result is a good visible upper and lower fire that guarantees a special effect The stove reaches most efficiency in combination with a store when the upper combustion chamber is completely filled with wood of high quality The air which is needed for the combu...

Page 31: ...le up thin logs of wood in horizontal position in the complete combustion chamber Burning duration if the combustion chamber is completely filled about 3 hours for softwood and 4 5 hours for hardwood The stove perfectly works if the combustion chamber is either completely or partly filled until the upper border of the door Before filling the combustion chamber the temperature of the store should b...

Page 32: ...ed rod which operates the flap The flap should be opened by 2 3 mm You can change the secondary air opening bt only if you have problems with the correct combustion otherwise please leave it like that Possible solutions if you have problems with the stove The wood in the upper combustion chamber does not cover the complete grill or is burned off It also needs to be layed in one direction not criss...

Page 33: ... sensor Thermal valve set to at least 60 C Deaerator Thermal valve set to at least pos 6 Positioning of thermal sensor Pump Reverse flow stove Forward flow stove Reverse flow Forward flow storage tank storage tank Temperature of the reverse flow must be at least 60 C Temperature of the forward flow Forward flow Reverse flow storage tank storage tank Temperature of the reverse flow must be at least...

Page 34: ...the fire the exhaust fume flap 5 is open and really hot exhaust gases enter the chimney In this phase the temperature reaches 200 400 C and the chimney will dry out and warm up After this phase as soon as the chimney is warm you can close the flap 5 and the temperature of the exhaust gasses will lower to 120 150 C Thanks to the perfect combustion the exhausts are really clean and will not cause pr...

Page 35: ...lue Indication The stove also works when constantly burning In small quantities you can also use woodchips maximum water content 25 Pressed wood briquettes of shaving wood which are not produced with binders if 50 log of wood are added Therefore the proportion of pressed wood can be 50 The boiler is only for the combustion of the above mentioned wood fuels and combinations suited For the use of ot...

Page 36: ...water pipes if they are under pressure g Always use the most appropriate maintenance tools h Once the maintenance or repair work is finished reinstall all the protections and reactivate all the safety devices before switching the stove back on 8 b Routine maintenance for the user 8 b 1 Cleaning the stove The stove requires a simple but frequent and thorough clean to guarantee it will work properly...

Page 37: ...one every 2 weeks To prevent the glass from the upper combustion chamber to get black you need to clean the air inlet which is right behind the upper door stainless steel grill see pictures below Also clean the gap in between the door and the refractory stones in the lower combustion chamber with any flat object If this gap is not cleaned properly there is no airflow coming down through it from ab...

Page 38: ...ck Grid Injector block Monthly cleaning The smoke channels should be cleaned every 6 8 weeks For cleaning the smoke channels please use the two brushes delivered with the stove Cleaning the smoke channels To clean the smoke channels remove the top cover behind the exhaust fume muff on top of the stove then you see the heat exchanger Hole on the front needs to point to the door ...

Page 39: ... towards the front door 8 b 2 Cleaning the glass Clean the glass with a damp cloth newsprint or damp paper rubbed in ashes You can also use ordinary oven cleaners Do not clean the glass while the stove is working and do not use abrasive sponges 8 b 2 Cleaning the flue This should be done at least twice a year at the beginning and halfway through the winter season In case of horizontal flues please...

Page 40: ...stem Too less pressure Check the pressure and if necessary increase to at least 1 5 bar Smell stench in the living room Sailing leaking Check the sealing of the doors 10 and 3a the cooking plate 9 and the opening with lid 4c and replace them if necessary Too low poor draught Measure the draught and if necessary reinforce it with a longer flue pipe or an exhaust blower at least 12 Pa Noises in the ...

Page 41: ...hroom ventilators only to lead away steams and smells ventilate only for a short time but repeatedly seal doors and windows in order to avoid leak losses Getting back valuable warmth heat with the help of insulations Make use of these possibilities and close doors and windows at night draw the curtains in the evening check if the water pipes concerning heating and hot water are insulated in unheat...

Page 42: ...progress innovation Vers 12 1 42 46 11 Concept of waterpipes ...

Page 43: ...or example the new regulation WAL02 see chapter 6 b 1 Electricity connection with a sensor in the stove s boiler and a second sensor at the consumer store boiler pipe When the set starting temperature is achieved at least 50 C the circulation pump starts working if the difference of temperature set by the regulation between the stove s heating water and the consumer store boiler radiator exists e ...

Page 44: ...oiler is higher than 80 95 C or if there are any malfunctions concerning the heat extraction as for instance malfunctions of the pump the mechanic safety thermostat reduces the air supply to the combustion chambers through the air inlet 6a So the combustion temperature and the hot water temperature are decreasing Please see separate manual for correct adjustment of this safety function Regulator o...

Page 45: ...r thermal drain In any case of over temperature the valve 8e opens and makes the hot water flow towards the drain If this valve is defective there is a additional safety valve 8b which expels the hot water from the boiler towards the drain Connection to the drain Entrance for cold water Please see separate manual for correct adjustment of this safety function Overpressure valve The overpressure va...

Page 46: ...rms EN 303 5 EN13240 Standard attachments back flow increase group pump group for installation in the heating cellar set of stove instruments consisting of poker and brush ash shovel cleaning brushes for the heating exchanger Thank you very much and a South Tyrolean Herzliches Vergelt s Gott Thank you very much for having chosen the Walltherm stove and please enjoy this innovative natural down dra...

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