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Summary of Contents for Unical FOKOLUS 20
- Page 1 FOKOLUS INSTALLATION AND SERVICING INSTRUCTIONS 00333936 - Ed. 12/2010...
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Page 2: Table Of Contents
General informations CONTENTS 1 GENERAL INFORMATION................................... 3 1.1 Symbols used in this manual ................................3 1.2 Correct use of the appliance ................................3 1.3 Water treatment ..................................... 3 1.4 Information to be handed over to the user ............................3 1.5 Safety warnings ..................................... 4 1.6 Data badge ...................................... -
Page 3: General Information
(through a separate cylinder). Any other use of this appliance will be considered improper. UNICAL declines any responsibility for any damages or injuries caused by an improper use; in this case the risk is completely at the user’s responsibility. -
Page 4: Safety Warnings
DANGER! Servicing or repairs of the appliance must be carried out by UNICAL authorised service technicians; UNI- CAL recommends drawing up a service contract. Bad or irregular servicing could compromise the safe operation of the appliance, and could cause injury to persons, animals or damage to property for which UNICAL shall not be held liable. -
Page 5: Technical Features And Dimensions
. • Lower cleaning door with refractory insulation and It comes in the following models: equipped with primary air adjuster FOKOLUS 20 • Automatic thermostatic primary air adjuster FOKOLUS 30 • Rear smoke chamber with inspection and cleaning... -
Page 6: Dimensions And Hydraulic Connection
T3. Thermostat draft adjuster connection T4. Flue connection T5. Connections for safety heat exchanger T6. Thermometer sensor bulb holder T7. Bulb holder for safety heat exchanger valve fig. 1 FOKOLUS 20 FOKOLUS 30 FOKOLUS 40 MODELS NOMINAL OUTPUT (kW) NOMINAL INPUT... -
Page 7: Main Components
Technical features and dimensions 2.3 - MAIN COMPONENTS 1. Thermostatic valve 2. Top cover 3. Boiler body mineral wool insulation 4. Loading upper door 5. Cleaning lower door 6. Pre-molded refractory brick 7. Smoke by-pass 8. Smoke chamber 9. Thermal exchange fin 10. - Page 8 Technical featurtes and dimensions FOKOLUS BOILER STRUCTURE In order to limit this inconvenience in the boiler, it is The boiler is composed of two shaped elements placed necessary to maintain high the operating temperature of inside each other, so that a cavity of water is formed in the boiler.
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Page 9: Instructions For The Installer
Installation instructions INSTRUCTIONS Before installing the boiler the following FOR THE INSTALLER points have to be carried out by a competent engineer: 3.1 - GENERAL WARNINGS a) The whole system should be thoroughly flushed in order to remove any residual dirt or grime which could compromise correct boiler operation. -
Page 10: Packaging
Keep the packaging material (cardboard box, plastic bags, polyester protection, etc.) out of the reach of children, as they can be dangerous. UNICAL refuses all liability for injury to persons, animals or damage to property deriving from not having respected the above mentioned recommendations. -
Page 11: Assembly
Installation instructions 3.5 - ASSEMBLYING The FOKOLUS boiler is no different from a normal solid fuel boiler, so there are no specific installation standards other than the security arrangements provided for by law. The room must be ventilated by opening with a minimum total area of not less than 0.5 m². -
Page 12: Connection Of The Safety Heat Exchanger To The Sewage
Installation instructions 3.7 - CONNECTION OF THE SAFETY HEAT EXCHANGER TO THE SEWAGE The solid fuel fired boilers must be installed with the safety devices foreseen by the laws in force. For this purpose, the FOKOLUS boilers are equipped with a safety heat exchanger. On this safety heat exchanger must be installed a temperature relief valve, by the installer, whose bulb shall be inserted in the bulb holder located on the back of the... -
Page 13: Assembly Instructions
Installation instructions 3.9 - ASSEMBLY INSTRUCTIONS Mounting of insulation and casing A) Install the door closing handles (pos. 1) on the upper and lower door with screws, pos. 2 B) Install the by-pass control lever (pos 3) to the pin on the smoke chamber, fixing it with the two self tapping screws supplied in the accessories box C) Install the counterweight pos. - Page 14 The UNICAL, to help its customers has therefore developed a hydraulic kit for recirculation that enhances the function of the circulating water in the boiler.
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Page 15: Electrical And Hydraulic Connection Diagrams
Installation instructions 3.10 - HYDRAULIC AND ELECTRICAL CONNECTION DIAGRAMS Introduction! The diagrams below, are diagrams of principle and are subject to customization. For special requirements, please contact our after-sales service. Heating system with temperature regulation via a manually controlled mixing valve. It is recommended to insert on the pump supply cable a minimum thermostat with its bulb inserted into the bulb holder welded to the rear plate of the boiler FOKOLUS, to... - Page 16 Installation instructions Heating system with temperature regulation via a manually controlled mixing valve. Domestic hot water production via a coil type storage tank or plate heat exchanger with separate system and dedicated loading pump It is recommended to insert on the pump supply cable a minimum thermostat with its bulb inserted into the bulb holder welded to the rear...
- Page 17 Installation instructions Heating system with temperature regulation via a motorized mixing valve. Domestic hot water production via a coil type storage tank or plate heat exchanger with separate system and dedicated loading pump Auxiliary boiler for alternative or summer operation During the summer season the D.H.W.
- Page 18 Installation instructions fig. 16 Key: Tc = Flow temperature sensor of the wood fired boiler Pr = Recirculation pump (failure to install it will void the warranty) VM = Zone mixing valve ((failure to fit or to manage it will void the warranty) Pi = C.H.
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Page 19: Connection To The Chimney
Installation instructions 3.11 - CONNECTION TO THE CHIMNEY The size of the chimney must be able to provide the For the connection of the boiler to the chimney the local and necessary draft required for the proper operation of the national regulations must be complied with. -
Page 20: Filling The System
- using a screwdr iver, rotate the shaft in a mal boiler operation. clockwise direction. UNICAL refuses all liability for injury to per- Once this operation has been concluded, screw sons, animals or damage to property deri- back the pump vent plug and check that there are ving from not having respected the above mentioned re- no water leaks. -
Page 21: Electrical Connections
Installation instructions ELECTRICAL CONNECTIONS General warnings The FOKOLUS boiler has not electrical devices fitted on it. It has 2” flow and return connections, so it can work for natural circulation, without pump. In any case if a pump or more pumps are fitted, the appliance’s electrical safety is guaranteed only when the same appliance has been correctly earthed in compliance with the regulations in force. -
Page 22: Boiler Starting
The first ignition must be carried out by a qualified technician. Failure to do so could cause injury to persons, animals or damage to property. UNICAL shall not be held liable for any injury and/or damage. Before lighting the boiler check that: -the C.H. -
Page 23: The Wood
Installation instructions 5.2 - THE FIRE WOOD The fire wood is formed mainly by lignite and normally, medium quality fuels. cellulose. It also contains other substances The fire wood is then a fuel extremely heterogeneous, due such as resin (silver tree - pine), tannin (oak - to different essences (beech, oak, fruit, resinous), different chestnut) and of course a lot of water. -
Page 24: Starting
- Open the upper door always slowly, in order to avoid blowbacks and smoke formations. a) 33 cm (+ 1 cm - 4 cm) for the model FOKOLUS 20 b) 50 cm (+ 1 cm - 4 cm) for models FOKOLUS 30 5.7 - COMBUSTION AIR ADJUSTMENT... -
Page 25: Checks To Be Carried Out After The First Starting
Installation instructions GENERAL SUGGESTIONS THE CORROSION OF SMOKE CIRCUIT - Best performances are obtained after two/three days of The smokes are reach of water steam, due to the operation. Refractory material must be cooked. combustion and the use of wood very wet. - The flame should have a good size and fairly fill the firebox. -
Page 26: Problem Solving
Regular attention will prolong the life of the boiler. If the boiler is not checked and serviced regularly it could cause material and personal damages. For this reason UNICAL recommends that a servicing contract should be made with an authorized After Sales Service. - Page 27 Inspection and maintenance Maintenance on the boiler body CLEANING AND ORDINARY MAINTENAN- CE OF A WOOD FIRED BOILER Danger! Before doing any work on the boiler, ensure that it and its components have cooled Every day down. - Remove the ashes from the bottom tray - Remove with the poker supplied with the boiler, the bed of embers in order to let fall down, through the slots of the Warnings...
- Page 28 - info@unical-ag.com The Unical declines every responsibility for the possible inaccuracies if owed to errors of transcript or press. Also reserves the right to bring those changes that it will hold necessary to it own products or profits, without jeopardizing its...
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