Contents Contents ........................2 Safety General regulation .................... 3 Application ......................3 Norms and regulations ..................3 Construction Layout of boiler ....................4 Operating principle ................... 4 Technical data ......................... 5 Extent of delivery Standard boiler ....................13 Accessories ....................13 Installation Transport ......................
Safety General regulations Application Norms and regulations General regulations The R3400/R3600 boiler is CE ap- EN 61000-3-2 proved and applies to the following This documentation contains important Electromagnetic compatibility (EMC) - information, which is a base for safe European standards:...
Construction Layout of boiler Operating principle Layout of boiler The R3400/R3600 boiler consists of the following main components: Return water connection Flue gas connection Water flow switch Safety valve Flow water connection Filling/draining valve Top plate Plenum Burner 10 1st Heat exchanger...
A boiler delivery package contains the following components: Component Pcs. Package R3400/R3600 Boiler fully assembled and tested Mounted on wooden blocks with wooden border, sealed in PE foil Adjustable feet Cardboard box on top of boiler Syphon for condensate connection...
The table below shows the main dismantled parts with their weight and dimensions. When the R3400/R3600 boiler has to be transported with a crane, it is neces- sary to remove the casing before con- necting the boiler to the crane. Always connect the crane to the frame of the boiler by using straps.
Installation Removing the casing Boiler transport Remove the casing before transporting the boiler, in order to avoid damage to the casing parts during transportation. Removing the casing is done as fol- lows:...
Installation Boiler installation Boiler installation The boiler should be positioned in a frost-proof boiler room. If the boiler room is on the roof, the boiler itself may never be the highest point of the instal- lation. When positioning the boiler, please 1000 note the recommended minimum clea- rance in the picture.
If the boiler is used in a system with two return cir- cuits (only R3600 series), the common return becomes the low temperature return, the 2nd return connection is the high temperature return (remove cap/ flange before connecting).
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Installation Connecting the boiler Gas connection (6) It’s recommended to use stainless The gas connection must be made by steel systems an authorized installer in accordance The diameter of the flue gas system with the applicable national and local must be chosen by calculation ac- standards and regulations.
VDI2035 standard. In the table you can find the nominal va- lues for filling and additional water for the R3400/R3600 according to the the VDI2035. The table at the left gives an indication Concentrate...
Commissioning Gas supply Condensate connection Flue and air intake connections Gas supply Check the gas supply connection to the boiler for tightness. If any leakage is found, reseal the leakage before star- ting the boiler! Remove any air between the gas valve and the gas line.
Commissioning Prepare boiler for first startup Prepare boiler for first startup Open gas connection; Switch on mains isolator switch for power supply to the boiler; Switch on boiler with on/off switch (1) Make sure the boiler remains in standby operation use rotational switch (3);...
Commissioning Combustion analysis Pilot burner Combustion check at full load Combustion settings Start the boiler at service mode for full for natural gas G20 / G25 load operation ( ). When you have All boilers reduced P9 to 50% (see previous chapter), the boiler will operate at 50% 10.0 ±...
Commissioning Air pressure switch Adjustment Air pressure switch Connect a pressure gauge to the indi- cated measuring points on the switch (1). Start the boiler at service mode for minimum load operation (W1). Measure the pressure differential across the switch, this should be ≈ 0.8 mbar. Turn the dial on the switch (2) counter- clockwise until the end.
Commissioning Check functionality of safety devices Gas tightness check Boiler shut down Check functionality of safety devices Ionisation electrode (6) All safety devices have to be checked Remove electrical connection from the on good functioning. Safety devices on ionisation electrode while the boiler is a standard boiler are a water flow tem- running, the boiler will go in lockout perature sensor, water flow switch,...
Commissioning Commissioning protocol Commissioning Protocol R3400/R3600 Project Boiler type Project Serial number Address Year City Nominal load (Hi) [kW] Date Nominal output (Hi) [kW] Engineer System Water pressure [bar] Installati- Roof top Water pH Ground floor Water hardness [dºH]...
Operating instructions Main menu (operating mode) Parameter menu (information/programming mode) Changing parameter values The boiler controller has two menus: the main menu (operating mode) when the lid is closed, and the parameter menu (information/programming mode) when the lid is open. Both menus and possibilities are explained in the next paragraphs. Main menu (operating mode) lid closed With the lid closed and by using the rotational switch (1) clockwise or anticlockwise the boilers’...
Maintenance Checklist Replacing the electrodes Maintenance of the boiler should be Checklist carried out by authorized personnel The following activities must be carried only. out, see following paragraphs for an extensive description of the main activi- In order to ensure continued good and ties: safe operation of the boiler, it should be inspected at least once per year.
Maintenance Cleaning the condensate receptacle Cleaning and refilling the syphon Cleaning the condensate receptacle Remove the inspection hatch (2) to access the inside of the condensate receptacle; Clean the receptacle; Mount the inspection hatch. Water pressure and quality Check if the water pressure and quality meet the requirements.
Maintenance Maintenance Protocol Maintenance Protocol R3400/R3600 Project Boiler type Project Serial number Address Year City Nominal load (Hi) [kW] Date Nominal output (Hi) [kW] Engineer System Water pressure [bar] Water pH Water hardness [dºH] Water chloride [mg/l] Water ∆T full load [ºC]...
Lockouts In case of a lockout, a warning triangle (E) and a flashing error code appears on the display. The cause of a fault should first be determined and eliminated before the boiler is being reset. In case the lockout appears more than twice within 6 minutes or maintains for longer than 6 minutes, the error code is added with a “...
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Lockouts No. Error type Explanation Possible solution Lockout Error gas valve V1, flame ionisation signal detec- Check closing position of valve V1 within gas combi ted longer than 5 seconds after burner stop. valve, replace gas valve. Lockout Error gas valve V2, flame ionisation signal detec- Check closing position of valve V2 within gas combi ted longer than 5 seconds after burner stop.
Sensor values The diagrams show the sensor values Water flow and fluegas temperature sensor (5kΩ NTC) for all boiler sensors and optional sen- sors available in accessory kits. The diagrams contain average values, as all sensors are liable to tolerances. When measuring the resistance values, the boiler should always be switched off.
Declaration of Conformity Declaration of Conformity Rendamax BV, Hamstraat 76, 6465 AG Kerkrade (NL), declares that the products R3400/R3600 are in conformity with the following standards: EN 656 EN 15417 EN 13836 EN 55014-1 / -2 EN 61000-3-2 /-3 EN 60 335-1/ -2...
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