Riello INSIEME EVOe 25 LN Installation And Maintenance Manual
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Riello INSIEME EVOe 25 LN Installation And Maintenance Manual

Riello INSIEME EVOe 25 LN Installation And Maintenance Manual

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INSIEME EVOe 25 LN
EN INSTALLATION AND MAINTENANCE MANUAL

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  • Page 1 INSIEME EVOe 25 LN EN INSTALLATION AND MAINTENANCE MANUAL...
  • Page 2 Please accept our thanks and our congratulations on your choice of product. Riello S.p.A. CONFORMITY INSIEME EVOe 25 LN boilers conform to the following directives: − Directive 92/42/EEC on efficiency requirements − Electromagnetic Compatibility Directive 2014/30/EU − Low Voltage Directive 2014/35/EU −...

  • Page 3: Table Of Contents

    CONTENTS 1 GENERAL INFORMATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 2.12 Wiring diagram .

  • Page 4: General Information

    The Owner must be adequately informed The thermal unit INSIEME EVOe 25 LN is a hot water generator for and trained on how to operate the appliance. Make sure the heating of environments. It can function at low temperature that he/she is familiar with all the information required for and is oil fuelled.

  • Page 5: Safety And Control Devices

    Identification The control panel, apart from managing the functions of the The products are identified by: thermal unit INSIEME EVOe 25 LN, allows to highlight any anom- aly which may affect its correct operation, ensuring the thermal Serial number plate...

  • Page 6: System Layout

    GENERAL INFORMATION System layout INSIEME EVOe 25 LN Safety valve Main switch Central heating flow Central heating return Control panel Heating expansion reservoir Burner Drain cock Pump 10 Flame inspection window Boiler body 12 Serial number plate 13 Exhaust flue duct...
  • Page 7 GENERAL INFORMATION BURNER Pump Pressure gauge fitting Burner controller Photoresistor Reset button with lockout indicator 10 Flame pipe Flange with seal Condenser Air damper adjuster screw 12 Motor Air intake 13 Heating element Oil pump pressure adjuster screw OIL PUMP Suction port Return By-pass screw...

  • Page 8: Technical Specifications

    GENERAL INFORMATION Technical specifications DESCRIPTION INSIEME EVOe 25 LN Low temperature central Device type heating B23-C13(*)-C33(*)-C63(*) Heating fuel oil Fuel (light oil) Combustion chamber vertical Maximum rated heat input at furnace referred to HVC (LCV) 28,1 (26,5) Useful (rated) heat output Maximum useful heat output (80-60°C)

  • Page 9: Pump

    GENERAL INFORMATION Pump DESCRIPTION INSIEME EVOe 25 LN Electrical consumption EEI Part 3 (*) ≤ 0,20 P L,Avg (**) ≤ 23 Minimum pressure at pump suction inlet (*) Energy efficiency rating according to regulations 641/2009-622/2012 (**) Approximate average annual electricity consumption according to regulations 641/2009-622/2012...

  • Page 10: Location Of Sensors

    GENERAL INFORMATION Location of sensors INSIEME EVOe 25 LN Delivery temperature probe Return temperature probe Safety thermostat Pressure transducer...

  • Page 11: Control Panel

    GENERAL INFORMATION 1.10 Control panel Controls interface Door Light guide Rear light display ENTER/RESET key: it allows accessing the main menu and restoring the operation after a stop due to an anomaly Navigation keys Main switch (located on the equipment rear wall) Light Guide displaying STATUS DESCRIPTION...
  • Page 12 GENERAL INFORMATION Display visualisation HEAT °C °F OUTSIDE Icon displayed when heating mode is enabled. Blinking when there is a heat demand Icon displayed when DHW mode is enabled. Blinking when there is an DHW Demand Icon displayed when entering the "Installer" menu Icon displayed when the burner of the equipment is on.

  • Page 13: Installation

    Unpacking the product INSIEME EVOe 25 LN The INSIEME EVOe 25 LN boiler is supplied on a pallet, protected by a non-scratch cloth and a triple wall cardboard box. Check immediately that there is no damage and that the boil- er is exactly as ordered.

  • Page 14: Moving And Removing The Packing

    INSTALLATION Moving and removing the packing Do not dispose of packaging material into the environment, or leave it within the reach of children, since it can become a potential hazard. Dispose of packaging material in com- Wear suitable personal protection equipment when moving pliance with applicable legislation.

  • Page 15: Installation Premises

    − Make sure that the fuel feed line and any storage tank are made and installed in compliance with applicable The thermal unit INSIEME EVOe 25 LN must be installed in rooms standards with appropriately sized vent openings which comply with the −...

  • Page 16: Water Connections

    Boiler water circuit The following table gives the dimensions and positions of the water fittings for INSIEME EVOe 25 LN boilers. Before installing the boiler, flush out all the pipes of the central heating circuit to remove any machining residues.

  • Page 17: Typical System Schematic

    Clean out the oil tank at suitable intervals. The fuel supply system must be suitable for the burner ca- The boiler INSIEME EVOe 25 LN is supplied with two hoses for the pacity and must be equipped with all the safety and control light oil supply to the burner.

  • Page 18: Discharge Of Combustion Products

    Solenoid valve Øi 80 Auxiliary pressure measurement fitting INSIEME EVOe 25 LN boilers derive their comburent air from the room in which they are installed. Suitable air vents must there- fore be provided in compliance with applicable laws and stand- ards.

  • Page 19: Technical Specifications Of Stack

    − It must be suitable for the specific operating conditions of the boiler and must be CE marked Description INSIEME EVOe 25 LN − It must be of adequate dimensions to ensure draught 20 (*) and venting properties suitable for the needs of the boil- (*) This length must be reduced by 1 metre for every 90°...
  • Page 20 (This length must be reduced by 1 metre for every 90° curve and by 0.5 metres for every 45° curve.) Type C transformation accessory Description INSIEME EVOe 25 LN Concentric flue kit Flue gas vent and Condensation exhaust system (not supplied)

  • Page 21: System Filling And Emptying

    INSTALLATION 2.11 System filling and emptying INSIEME EVOe 25 LN boilers require a filling pipe connected to the central heating circuit return pipe. Before carrying out system filling and emptying operations, set the main switch of the system to OFF and the main switch of the equipment to (0).

  • Page 22: Filling

    INSTALLATION 2.11.2 Filling 2.11.3 Emptying Before emptying: − Set the main switch of the system to OFF and the main switch of the equipment to (0). − Before starting the loading, check that the boiler drain − Close the water supply shut-off cocks; valve (1) is closed.

  • Page 23: Wiring Diagram

    INSTALLATION 2.12 Wiring diagram P W M CNX1 CNX4 CN X9 CN 25 CN X19 CN X8 CN X21 CN X2 1 2 3 4 5 6 7 8 9101112 6 7 8 910 1 2 3 1 2 3 4 1 2 3 4 P W M R HD E...

  • Page 24: Electrical Connections

    2.13 Electrical connections Automatic shut-off device (not supplied) The INSIEME EVOe 25 LN boiler is fully cabled in the factory. The only connections required for its installation are those of the mains power supply, room thermostat and other optional sys- tem components.
  • Page 25 INSTALLATION − close the door and turn the control panel outwards; − on completion of the electrical connections, replace all removed components in the opposite order. The following is mandatory: − The use of an omnipolar magnetothermic switch, line disconnecting switch in compliance with CEI-EN stand- ards (contact opening of at least 3 mm) −...

  • Page 26: Menu Navigation

    INSTALLATION 2.14 Menu navigation At start-up or when no key is pressed for more than 4 minutes, the display is in “basic display” mode and provides general infor- mation on the equipment operation. In this mode, keys have the following functions: Button Function "+"...

  • Page 27: Enter Password

    INSTALLATION MENU selection Access the “menu” mode by pressing the key “ENTER/RESET” The digits of the small display indicate “0000”, which is the first acces- sible menu. In this mode, keys have the following functions: Button Function "+" Exits from the menu and cancels a parameter change "-"...

  • Page 28: Navigation Scheme

    INSTALLATION 2.16 Navigation scheme "Basic display" mode °C "End user" mode "installer" mode Enter password Example of parameter setting change con rmed change canceled...

  • Page 29: List Of Parameters

    Par. Default setting Menu Description Range Access INSIEME EVOe 25 LN Main menu Quick adjustment of direct Zone/Zone 1 heating set- point in 0 and 3 heating modes. By connecting the zone control accessory, this pa- 0000 See Par. 2103 See Par.
  • Page 30 INSTALLATION Par. Default setting Menu Description Range Access INSIEME EVOe 25 LN Heating general settings Heating operating mode 0 = Operation with fixed setpoint and ambient ther- mostat 1 = Operation with climatic curve and ambient ther- mostat 2000 2001 2 = Continuous operation with climatic curve and 0…4...
  • Page 31 INSTALLATION Par. Default setting Menu Description Range Access INSIEME EVOe 25 LN If Zone 1 is not ena- Direct Zone/Zone 1 heating setpoint at the maximum bled: external temperature (Par. 2122) (Par. 2023, Par. 2119) 30 (AT) 2000 2121 It sets the minimum heating setpoint when the If Zone 1 is enabled: °C...
  • Page 32 INSTALLATION Par. Default setting Menu Description Range Access INSIEME EVOe 25 LN Zone 2 minimum external temperature It defines the minimum external temperature to 2000 -20…5 °C 2220 which the maximum heating setpoint Par. 2219 must be associated. Zone 2 basic external temperature...
  • Page 33 INSTALLATION Par. Default setting Menu Description Range Access INSIEME EVOe 25 LN Zone 3 ambient temperature nominal value When an OpenTherm (OT) ambient thermostat is con- 2000 5...35 °C 2332 nected to the zone control accessory, this parameter is not used.
  • Page 34 INSTALLATION Par. Default setting Menu Description Range Access INSIEME EVOe 25 LN 2000 2077 DHW anti-freeze protection time 0...24 hours Burner ignition stand-by time 2000 2099 It delays the burner ignition after the opening of the 0…60 solenoid valve on the fuel supply pipeline...

  • Page 35: Commissioning And Maintenance

    COMMISSIONING AND MAINTENANCE 3 COMMISSIONING AND MAINTENANCE Firmware version of the thermal unit interface. In the example the message indicates a firmware version = 0. Preparing for initial startup The first start-up of the thermal unit must be carried out by the Technical Assistance Service.

  • Page 36: Adjustment Of Heating Setpoint

    COMMISSIONING AND MAINTENANCE 3.2.1 Adjustment of heating setpoint Once the initialization phase is complete, the display switches to “basic display” mode. In this mode, the main information on the equipment opera- − Press the key“+” or “-” to display the current value of the tion is displayed.

  • Page 37: Enable/Disable The Heating Function

    COMMISSIONING AND MAINTENANCE 3.2.2 Enable/disable the heating function The parameters regulating such temperature are: Par. Description − Press the keys “+” and “-” simultaneously for a few sec- onds; Main Zone/Zone 1 setpoint in heating mode Par. 2001 − The icon and the current heating mode (ON or OFF) will = 0 and 3.
  • Page 38 COMMISSIONING AND MAINTENANCE The heating delivery temperature is defined by a setpoint which Parameter 2131 (installer level) varies according to the external temperature and the ambient In-between seasons when the external temperature gets closer temperature on the basis of a climatic curve defined by the fol- to the maximum limit set in Par.
  • Page 39 COMMISSIONING AND MAINTENANCE Parameter 2130 (user level) The equipment works with a variable setpoint defined by the The parallel shift of the climatic curve is used to modify, in a climatic curve (which can be set as described in mode 1) accord- uniform way, the delivery temperature for the whole scale of the ing to the external temperature.

  • Page 40: Special Functions

    COMMISSIONING AND MAINTENANCE Mode 3: continuous operation with fixed setpoint and night re- The parameters regulating such temperature are: duction with ambient thermostat (AT) Par. Description In this mode: It limits the minimum value that can be assigned to − External probe is not required. 2023 the setpoint in heating mode.

  • Page 41: Ignition Failure

    COMMISSIONING AND MAINTENANCE Venting (Par. 2090) Temporary Error The function is automatically enabled at the first start-up and at The text “Err” is displayed together with the temporary error each reset of the power supply. number. When the function is active, the message “Air” is displayed. The icon indicates that the burner is disabled.

  • Page 42: Burner Control And Adjustment

    15 minutes, then it is automatically disabled. Once the analysis of the combustion products is complete, dis- able the function (Par. 200 = 0). INSIEME EVOe 25 LN (*) ≥5° Adjusting pump pressure 11,5 bar...

  • Page 43: Burner Functioning And Programming

    COMMISSIONING AND MAINTENANCE 3.3.2 Burner functioning and programming DESCRIPTION VALUE Standby: the burner waits for a heat request Normal functioning Standby time for an input signal: reaction time, control box remains in waiting mode ≤ 1 sec for t1 POWER SUPPLY Initialisation verification time: time follow- 3,5 sec ing startup of main power supply...
  • Page 44 COMMISSIONING AND MAINTENANCE Lockout caused by ignition failure DESCRIPTION VALUE Standby: the burner waits for a heat request Standby time for an input signal: reaction POWER SUPPLY time, control box remains in waiting mode ≤ 1 sec for t1 Initialisation verification time: time follow- 3,5 sec ing startup of main power supply Checks extraneous light or parasite flame...
  • Page 45 COMMISSIONING AND MAINTENANCE Functioning status display Reset button Seconds Functioning status Reset button LED colour Flash time Pre-ventilation Slow Flashing ORANGE Safety time Slow Flashing GREEN Normal functioning position Steady ON GREEN Extraneous light or false flame signal Slow GREEN, RED alternate flashing Power supply frequency error Steady ON ORANGE...
  • Page 46 COMMISSIONING AND MAINTENANCE MAIN BURNER FUNCTIONS POST-PURGING Heating function always on The post-purging function keeps the fan running for a set time The burner is equipped with heating function always on. In case after the burner shuts down provided there is no new heat re- of a heat request, it starts immediately with the start-up se- quest.
  • Page 47 COMMISSIONING AND MAINTENANCE Menu access block diagram BURNER STATE NORMAL FUNCTIONING (FLAME LIT) AND STANDBY TYPE OF SHUTDOWN TEST POST-PURGING CONTROLLED LAST LOCKOUT FUNCTION SHUTDOWN IN MEMORY AND RESTART BUTTON 25 SECS. 5 SECS. 10 SECS. 20 SECS. RELEASE TIME NUMBER OF 2 RED 1 GREEN...
  • Page 48 COMMISSIONING AND MAINTENANCE CONTROLLED SHUTDOWN AND RESTART SHUTDOWN TEST Enabling/disabling sequence: If the reset button is pressed and held down for a time between − programming permitted in NORMAL FUNCTIONING and 5 and 10 seconds during normal functioning, the burner shuts STANDBY mode;...
  • Page 49 COMMISSIONING AND MAINTENANCE EXTRANEOUS LIGHT OR FALSE FLAME SIGNAL FAN MOTOR CONTROL The presence of the parasite flame or the extraneous light can be The burner controller automatically detects the presence of the detected in the standby condition when the burner is stopped fan motor and enters lockout in the event of a fan motor failure.

  • Page 50: Error List

    COMMISSIONING AND MAINTENANCE 3.4.2 Temporary Errors EEPROM CONTROL The burner controller automatically checks for errors in the mi- Message Error No. Description crocontroller EEPROM and enters lockout if an error is detect- Pressure decreasing alarm (<0.8) ed. An error is indicated by the LED flashing (see the “Fault diag- E046 (temporary) nosis - lockouts”...

  • Page 51: Temporary Or Short-Term Shut-Down

    COMMISSIONING AND MAINTENANCE Temporary or short-term shut-down Perform the following operations before beginning any mainte- nance or cleaning: In the event of temporary or short-term shut-down (e.g. due to − set the main switch of the system to OFF and the main holidays), proceed as follows: switch of the equipment to (0);...
  • Page 52 − Pull the burner (3) out, taking care not to damage it; sure that it is smooth, free from deposits, burns and dents. Reverse the above steps to reassemble. REPLACING THE NOZZLE INSIEME EVOe 25 LN Nozzle type 0.60 80°HF Fluidics Remove the blast tube then proceed as follows: −...

  • Page 53: Boiler Exchanger Cleaning

    COMMISSIONING AND MAINTENANCE − Make sure that the new nozzle is exactly the same type CLEANING THE FAN and size as the old one − Clean the contact and sealing surfaces Clean the inside and the rotor blades of the fan unit to re- −...

  • Page 54: External Cleaning

    COMMISSIONING AND MAINTENANCE − Remove the burner; − remove the turbulators (7) and check them for wear and − Remove the top panel (3); fin angle (replace as necessary); − remove the insulating cover (4); − use a flue brush (8) or other suitable tool; −...

  • Page 55: Troubleshooting

    COMMISSIONING AND MAINTENANCE 3.10 Troubleshooting FAULT CAUSE SOLUTION − Check that the burner body is clean − Check that the flue pipes are clean There is a smell of fumes Fumes escaping into the air − Check the condition of the boiler seals −...

  • Page 56: Recycling And Disposal

    RECYCLING AND DISPOSAL TROUBLESHOOTING Problem Diagnostic signal Probable cause Remedy Check voltage at L, N and in power plug Check the condition of No electrical power the fuses Check that the safety thermostat has not tripped The burner does not ignite when heat is requested The flame detector reads Eliminate cause of light or...
  • Page 60 RIELLO S.p.A. Via Ing. Pilade Riello, 7 37045 - Legnago (VR) www.riello.com The manufacturer strives to continuously improve all products. Appearance, dimensions, technical specifications, standard equipment and accessories are therefore liable to modification without notice.

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