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Summary of Contents for THERMOSTAHL COMPACT
- Page 1 PELLET BOILER COMPACT INSTALLATION AND USER MANUAL VERSION: UPDATE: 10.08.2023...
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Page 2: Table Of Contents
Contents GENERAL INFORMATION ................... 3 1.1. Proper use of the appliance ................3 1.2. Safety warnings ....................3 1.3. Data label ......................3 1.4. Document information ..................3 TECHNICAL FEATURES AND DIMENSIONS ............4 2.1. Technical features ..................... 4 2.2. Pellet fuel ...................... -
Page 3: General Information
The appliance is designed for use in pumped hot water central heating systems. Any other use is considered improper and is prohibited. THERMOSTAHL ROMANIA declines any responsibility for damages or injuries caused by improper use; in this case the risk is completely at the user’s responsibility. -
Page 4: Technical Features And Dimensions
2. TECHNICAL FEATURES AND DIMENSIONS 2.1. Technical features The COMPACT pellet boiler is an automatic pellet unit, with integrated all the necessary components for a central heating installation: pump, expansion vessel, safety equipment. It is designed for use only with wood pellets. -
Page 5: Dimensions
TECHNICAL FEATURES AND DIMENSIONS 2.3. Dimensions Legend Boiler outlet Boiler return Chimney connection Combustion air intake... -
Page 6: Technical Data
TECHNICAL FEATURES AND DIMENSIONS Boiler type COMPACT 25 COMPACT 35 1245 1395 T1-T2 inch 1” 1” 2.4. Technical data Boiler type COMPACT 25 COMPACT 35 Heat input Nominal heat output (max-min) 23,54–6,98 32,55–6,98 Efficiency (max-min) 93,0-91,8 93,0-91,8 Pellet consumption (max-min) -
Page 7: Boiler Mounting
After having unpacked everything, make sure that the appliance is intact and undamaged. In case of doubt do not use the appliance and inform the supplier. The COMPACT boiler is delivered with the following equipment: ▪ Boiler steel body ▪ Glasswool insulation mounted on the boiler body ▪... -
Page 8: Chimney
BOILER MOUNTING The lack of draught from the chimney, or the obstruction of air intake can affect the correct function of the product, cause error in the ignition, and even emit smoke. Special care must be taken for the air intake of the boiler, especially if the boiler is installed in a narrow space. - Page 9 BOILER MOUNTING It is prohibited to change the exhaust diameter by any means or reduction between the boiler outlet and the vertical chimney pipe! It is prohibited to use as a chimney flexible aluminum tube! The horizontal part connecting the boiler’s chimney pipe with the vertical chimney must have maximum length 1,5 m.
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Page 10: Installation
INSTALLATION 4. INSTALLATION 4.1. Boiler connections The boiler comes preassembled with all necessary for function hydraulic components (pump, expansion vessel, safety valve, air-relief valve). All connections are performed at the back of the boiler. There is a side door for access inside the components of the boiler. The boiler is intended for maximum working temperature 80 C and maximum pressure 2,5 bar. -
Page 11: Return Temperature Protection
Make sure that the electric cable is not in contact with hot parts of the boiler or the chimney, and is not crushed by heavy parts. THERMOSTAHL ROMANIA SRL declines any liability for damage caused to people, animals and goods, due to defects caused by faulty electrical connections or lack of connecting the boiler to an efficient grounding system. -
Page 12: Controller
CONTROLLER 5. CONTROLLER 5.1. General description Selection keys Exit from menu/submenu Enter in Combustion power menu Refill function (press for 3 seconds) Increase Ignition / extinguishing (press for 3 seconds) Enabling Chrono time slot Errors Reset Enter in Information menu Enabling/disabling chrono Enter in User menu 1/ submenu Enter in Room/Boiler Thermostat menu... -
Page 13: User Menu
CONTROLLER 5.2. User Menu 5.2.1. User Menu 1 MENU DESCRIPTION It allows to modify the combustion power of the system. Power It can be chosen a power level, or Auto. Boiler Menu to modify Boiler Thermostat value. Menu to edit the DHW Thermostat value. It is displayed if DHW sensor is installed. - Page 14 CONTROLLER 5.2.3. Chrono programming The Chrono Menu allows programming and enabling ignition/extinguishing of the system. It consists of 2 submenu. The system has three type of programs: Daily, Weekly and WeekEnd. Mode It allows you to select the mode of your choice or to disable all the set programmes.
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Page 15: Operation Modes
CONTROLLER 5.3. Operation modes The boiler can run in various work modes, each of which depends on the working conditions of the boiler, triggered by the exhaust gas temperature sensor, boiler water temperature sensor, safety devices and operating errors. State Description All devices are deactivated. -
Page 16: Alarms
CONTROLLER 5.4. Alarms The controller automatically recognizes the corresponding error and will inform the user by displaying the corresponding alarm code on the display. With any alarm, the system goes in Block and needs to be reset manually after eliminating the error source, by pressing the ON/OFF button for 3 seconds. -
Page 17: Control Board
CONTROLLER 5.5. Control board Do not connect any input 230V to terminals 20-36 (sensors). The controller will be damaged! The polarity of the exhaust sensor is important for correct function! Red is + and green is -. -
Page 18: Boiler Start-Up
BOILER START-UP 6. BOILER START-UP 6.1. Initial lighting checks Before you start the boiler, make the following checks: Check all the hydraulic connections and make sure they are tight. Make sure there is no ▪ leakage or moisture on the pipes or other equipment. Make sure that the connection with the chimney is air-tight and the chimney installation is ▪... -
Page 19: Combustion Regulation
BOILER START-UP 6.2.2. Start-up by the chronothermostat The boiler will automatically start according to the chronothermostat settings (see paragraph 5.2.3), given that this option is activated. 6.3. Combustion regulation Pellet fuel qualities can vary one from each other. Also, the chimney installation and the room ventilation can highly influence the combustion settings. -
Page 20: Service And Maintenance
SERVICE AND MAINTENANCE 7. SERVICE AND MAINTENANCE 7.1. Cleaning the boiler Solid fuel boilers require regular cleaning in order to function properly and efficient. Cleaning must be effected at least once a week. The boiler function must be stopped before cleaning! Make sure all the devices are stopped, and the boiler has cooled down. - Page 21 SERVICE AND MAINTENANCE 7.2.4. Annual maintenance The annual maintenance should be effected by an authorized technician. The frequency of this maintenance depends on pellet quality, function time, chimney installation. Call the service whenever the message Service appears on the display for periodical maintenance, or there are difficulties on the boiler function.
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Page 22: Troubleshooting
TROUBLESHOOTING 8. TROUBLESHOOTING Problem Cause Solution 1. Refill pellet tank 1. Pellet tank empty 2. Empty the tank and manually 2. Feeder screw blocked by free the feeder screw of sawdust Pellet not being fed sawdust 3. Replace motor into the combustion 3. - Page 23 TROUBLESHOOTING 1. Check that the room air intake is present and free. Check that the combustion air intake is not obstructed. Clean the furnace and check that all the airways are 1. Insufficient combustion air clear. Carry out a general Pellet build up in 2.
- Page 24 THERMOSTAHL ROMANIA HEATING SYSTEMS S.R.L. DRUMUL OSIEI 57-59, sector 6 Bucharest 062395, Romania www.thermostahl.ro...
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