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KÖBER SRL VADURI BRANCH USER MANUAL CENTRAL HEATING GAS BOILER C33GC24 Image for presentation only. Product may look slightly different depending on the area and the purchase period. KÖBER SRL, Vaduri no.25, Alexandru cel Bun commune, Neamt 617511, Romania Tel.:+40.233.24.17.46,233.24.19.33,Fax:+40.233.24.19.29...
USER MANUAL C33GC24 Content 1 Safety instructions and symbols 2 Valability of instructions 3 EC Marking 4 Use according to destination 5 Safety instructions 5.1 Installation and adjustment 5.2 Gas smell 5.3 Changes in the area adjiacent to the heating station...
This symbol indicates a necessary activity; 2. Valability of instructions These instructions are valid exclusively for central heating BOILER type C33GC24. 3. EC Marking EC marking applied on this product guarantees that the equipment complies with the esential conditions stipulated in the applicable European legislation: Directive regarding gas equipment 2009/142/CE (ex.
USER MANUAL C33GC24 - Compliance with the use and installation instructions, the additional documentation, as well as with the inspection and maintenance stipulations is part of what is understood by use according to destination. 5. Safety instructions 5.1 Instalation and adjustment Installation and commissioning can be done only by a company authorized and agreed by KÖBER SRL-Vaduri Branch!
USER MANUAL C33GC24 6. Technical characteristics Technical characteristics Tab.1 C33GC24 Type Commercial name SIGMA KDENS24 Efficiency stars (dir. 92/42/CEE) **** Gas category to be used 2H3B/P forced; condensing boiler Flue type Nox class(natural gas) Efficiency at 100% useful power Efficiency at 30% useful power...
USER MANUAL C33GC24 7. Mounting 7.1 Mounting set Check whether the mounting set is complete and undamaged – see table 2. Fig.1.1 Tab. 2 Mounting set Pos. Pcs. Description Boiler Boiler support Mounting screws 8x80 - 2 items Printed packet – it contains:...
USER MANUAL C33GC24 7.2 Dimensions and mounting positions 7.2.1 Installation site Legend: A – Thermal input connector B – Hot water output connector C - Fuel input connector D - Cold water input connector E - Thermal output connector Fig.1.2 Fig.
USER MANUAL C33GC24 7.2.2 Minimum necessary distances/ free spaces for mounting Both for the mounting/ installation of the central heating BOILERS and for later maintenance operations you will need the following minimum distances (fig. 1.3), respectively minimum free spaces for mounting: –...
USER MANUAL C33GC24 - It is recommended to have repeated BOILER startup cycles with the fuel tap off in order to air the installation. The BOILER is also provided with a manual ventilator, installed on the heat switch. - If the central heating BOILER is not used for a long period of time during the cold season, full emptying of the installation is recommended to prevent damage caused by freezing .
USER MANUAL C33GC24 Central heating BOILERS C33GC24 function on GN natural gas The gas connecting pipe is made of stainless steel with an interior diameter of 12.4 mm. The gas input pipe must not have a diameter smaller than that of the gas connecting pipe of the central heating BOILER.
USER MANUAL C33GC24 We recommend the installation of a pressure regulator! Damage caused by the use of pressure higher than recommended on the cold water input circuit is not covered by the warranty! It is forbidden to install one-way valves on the the cold water input circuit.
USER MANUAL C33GC24 8.6 Connecting pipe of the safety valve Caution! Danger of hot water burns! The connecting pipe of the pressing of the safety valve is connected to the drain pipe to the sewage system. Otherwise, there is always the risk of flooding, for which the manufacturer of the central heating BOILER is not responsable .
USER MANUAL C33GC24 8.9 Filling and emptying the heating circuit Caution! The heating system must be flushed before filling. See indications and warnings from the cap. 8.1;8.3. Caution! Filling of the installation can be done only with the fuel tap closed.
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USER MANUAL C33GC24 Note! Recommended pressure on the thermal circuit is 1.5 bars. The following operations are executed to empty the installation: Emptying of the station implies the following: - turn off the station by pressing Power si switch off the electric power, close the gas tap;...
USER MANUAL C33GC24 9 Operation instructions 9.1 Control Panel The LMC1X control panel (fig.1.8) allows the visualization and change of parameters defining the functioning of the central heating station. It consists of: 8 keys (J1÷J8) - tab.3 and LCD display, where communication messages (graphic symbols) are displayed. The meaning of the 10 types of symbols (S1÷S10) is presented in table 4.
USER MANUAL C33GC24 9.2 Description of functions and of graphic contexts diplayed on the control panel LMC1112 9.2.1 LIGHT function LIGHT key (J8 fig.1.5) is used to activate/ deactivate the light on display function. 9.2.2 Graphic context – station startup Fig.
USER MANUAL C33GC24 Possible actions: - POWER - comute between ON/OFF states; - IN/SU – comute between summer/ winter functioning modes; - LIGHT - activation or deactivation of light functions; - CH+ - display and setting of maximum thermal temperature;...
In the Service submenu, various functioning parameters of the central heating station can be viewed/ changed/ checked. This submenu can be accessed only by service personnel authorised by KOBER SRL Vaduri Branch. 9.3 Central heating station startup To startup the station press POWER key fig.1.8.
USER MANUAL C33GC24 9.5 Functioning as heating station (HS) The station functions in this mode when „winter” season is selected. For the selection of the type of heating installation (floor or radiators) please contact an authorised service company. If a thermoregulator is connected to the electronic board, the stations functions in thermal mode only when the surrounding temperature is lower than the set temperature in the thermoregulator.
USER MANUAL C33GC24 9.7 Error signals Possible errors of the system are indicated by the following codes which appear on the display: Non- Description Code Resetting mode volatile Problems of the feeding source AUTO- RESETTABLE when the cause disappears! Malfunction of the electronic board...
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USER MANUAL C33GC24 Non- Description Code Resetting mode volatile Malfunctioning thermal input sensor Manually resettable by pressing RESET! Malfunctioning thermal output sensor Contact an authorised service company! Malfunctioning external temperature sensor Mafunctioning WHW temperature Manually resettable by pressing RESET! Malfunctioning boiler temperature sensor 1...
USER MANUAL C33GC24 9.8 BOILER switch off in safety conditions If the user observes abnormal functioning of the equipment, if error codes are displayed repreatedly or if the user cannot understand the actions of the central heating BOILER, the user must stop the functioning of the BOILER immediately and in maximum safety conditions.
USER MANUAL C33GC24 1 0 Inspection and maintenance 10.1 Inspection and maintenance intervals It is obligatory to perform the periodical technical inspection in accordance to applicable law. In the warranty period of the BOILER the periodical technical inspection will be performed by companies authorised by KÖBER S.R.L.
USER MANUAL C33GC24 11.2 Minimum distances recommended for the mounting of the co-axial kit GARAGE, ANNEX, ETC LEGEND: A – distance under the window/ ventilation hole = 300mm B - distance over the window/ ventilation hole = 300mm C – distance left/ right to the window/ ventilation hole = 300mm D, E –...
USER MANUAL C33GC24 11.3 Hydraulic characteristic of pump When designing the thermal installation, the hydraulic characteristics of the pump need to be taken into consideration. QH Chart 8,00 7,00 6,00 5,00 4,00 3,00 2,00 1,00 0,00 0,00 0,50 1,00 1,50...
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