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Related Manuals for Riello INSIEME EVO 25
Summary of Contents for Riello INSIEME EVO 25
- Page 1 INSIEME EVO 25 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 EVO 25 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 −...
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Page 3: Table Of Contents
CONTENTS 1 GENERAL INFORMATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 General Safety Information . -
Page 4: General Information
GENERAL INFORMATION GENERAL INFORMATION Precautions The operation of any appliance that uses fuel, electrical power General Safety Information and water demands that a number of fundamental safety precautions be respected: Check that the product is complete, undamaged and as Do not allow children or infirm persons to operate the ordered as soon as you receive it. -
Page 5: Description Of The Appliance
GENERAL INFORMATION Description of the appliance Identification The INSIEME EVO 25 boiler is a hot water boiler for central heating The products are identified by: systems. It can function at low temperature and is oil fuelled. The single stage oil burner has a vertical steel combustion Serial number plate chamber. -
Page 6: System Layout
GENERAL INFORMATION System layout INSIEME EVO 25 Safety valve Fuel oil hoses Control panel Sensor sockets Capillary pressure gauge fitting CH circuit expansion vessel Burner Drain cock Central heating system pump 10 Water fitting for storage cylinder (if installed) Flame inspection window... - Page 7 GENERAL INFORMATION BURNER Pump Oil pump pressure adjuster screw Burner controller Pressure gauge fitting Reset button with lockout indicator Photoresistor Flange with seal 10 Combustion head Air damper adjuster screw Motor Air intake OIL PUMP Suction port Return By-pass screw Pressure gauge fitting Pressure adjuster screw Vacuum gauge fitting...
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Page 8: Technical Specifications
GENERAL INFORMATION Technical specifications DESCRIPTION INSIEME EVO 25 Low temperature central heating Device type Heating fuel oil Fuel (light oil) Maximum rated heat input at furnace referred to HVC (LCV) 27,5 (26) Useful (rated) heat output Maximum useful heat output (60-80°C) -
Page 9: Central Heating System Pump
GENERAL INFORMATION Central heating system pump DESCRIPTION INSIEME EVO 25 Electrical consumption EEI Part 3 (*) ≤ 0,20 P L,Avg (**) ≤ 24 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 EVO 25 TS Safety thermostat sensor Tm Minimum temperature thermostat sensor TR Boiler thermostat sensor Boiler temperature gauge Boiler temperature gauge socket... -
Page 11: Control Panel
GENERAL INFORMATION 1.10 Control panel INSIEME EVO 25 40 60 80 Function selector Burner reset Boiler temperature gauge Displays the temperature of the central heating water Boiler pressure gauge Displays the pressure in the central heating circuit. Boiler thermostat Allows you to set the temperature of the central heating water (setting range 55-82°C) -
Page 12: Installation
Overall dimensions and weights Unpacking the product INSIEME EVO 25 The INSIEME EVO 25 boiler is supplied on a pallet, protected by a non-scratch cloth and a triple wall cardboard box. The following items are delivered in a plastic bag (1) inside the boiler: −... -
Page 13: 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 Wear suitable personal protection equipment when moving compliance with applicable legislation. -
Page 14: Installation Premises
− Make sure that the fuel feed line and any storage tank are made and installed in compliance with applicable standards INSIEME EVO 25 boilers must be installed in rooms with suitably − Make sure that expansion vessels are big enough to sized air vents conforming to the technical standards and contain the additional volume generated by thermal regulations applicable at the place of installation. -
Page 15: Water Connections
Water connections Boiler water circuit The following table gives the dimensions and positions of the water fittings for INSIEME EVO 25 boilers. Before installing the boiler, flush out all the pipes of the central SYSTEM LAYOUT heating circuit to remove any machining residues. -
Page 16: Typical Water System Schematics
INSTALLATION 2.8 Typical water system schematics Disconnect valves CH radiator DHW pressure reducer Safety drain Non-return valve The safety valves must be connected to a suitable collection and drain system. The choice of system components and the method of their installation are left up to the heating engineer installing the system. Installers must use their expertise to ensure proper installation and functioning in conformity to all applicable legislation. -
Page 17: Fuel Connections
INSTALLATION Fuel connections Priming the pump The INSIEME EVO 25 boiler is designed to receive fuel oil hoses To prime the oil pump simply start up the burner and check for through the holes (1) in the rear panel. a flame. -
Page 18: Hoses Should Also Be Fixed To The Floor And Suitably Protected Whenever Possible
INSTALLATION 2.10 Hoses should also be fixed to the floor and INSIEME EVO 25 boilers derive their comburent air from the room suitably protected whenever possible in which they are installed. Suitable air vents must therefore be provided in compliance with applicable laws and standards. -
Page 19: System Filling And Emptying
INSTALLATION 2.11 System filling and emptying 2.11.2 Filling INSIEME EVO 25 boilers require a filling pipe connected to the central heating circuit return pipe. Turn the mains power switch OFF and turn the control panel function selector to (0) before filling or draining the system. -
Page 20: Emptying
INSTALLATION 2.11.3 Emptying Before draining the boiler: − Turn the mains power switch OFF and turn the control panel function selector to (0). − Close the water supply shut-off cocks; − To empty the boiler, connect a rubber hose (Øint=12mm) to the hose union on the boiler's drain cock (1), then open the cock. -
Page 21: Wiring Diagram
INSTALLATION 2.12 Wiring diagram B 2 A 1 COM.G. CO1 CO2 PEPB L1PB PEPI L1PI AE 230V ~ 50Hz Power supply COM.G. 3 position function selector Mains power indicator Burner lockout indicator Safety thermostat (100°C 0/-6) (*) Boiler control thermostat (55 - 82°C)(*) Minimum temperature thermostat (50°C) -
Page 22: Electrical Connections
− open the door (D) and rotate the instrument panel (E) outwards; The INSIEME EVO 25 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 system components. - Page 23 INSTALLATION − Make the electrical connections as shown in the following The following is mandatory: diagrams; − The use of an omnipolar magnetothermic switch, line disconnecting switch in compliance with CEI-EN standards (contact opening of at least 3 mm) − Respect the connection L (line) - N (neutral). Keep the earth conductor 2 cm longer than the power supply conductors −...
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Page 24: Commissioning And Maintenance
COMMISSIONING AND MAINTENANCE 3 COMMISSIONING AND MAINTENANCE − open the control panel access door; Preparing for initial startup The boiler must be started up for the first time by the manufacturer's Technical Assistance Service. Perform the following checks before starting up the boiler: −... -
Page 25: Resetting The Burner And Safety Thermostat
COMMISSIONING AND MAINTENANCE 3.2.2 Resetting the burner and safety thermostat − The room thermostat or timer setting is changed; To restore normal startup conditions, open the protective cover over the control panel and turn the function selector to position (II) "Reset burner" for at least 1 second before returning it to position (I). -
Page 26: Storage Cylinder Pump Control
COMMISSIONING AND MAINTENANCE 3.3.1 Storage cylinder pump control FUNCTIONING MODE Performance display The pump is configured in the factory for a maximum head of When the pump is running, LED 1 is green. The four yellow 7 metres. LEDs indicate the pump's instantaneous electrical power When necessary, the user interface provides access to: consumption as shown in the table. -
Page 27: Burner Control And Adjustment
When the button is held down for 10 seconds, all the LEDs except INSIEME EVO 25 (*) the red LED flash for one second to indicate that the button lock Adjusting pump pressure 12 bar function has been activated/deactivated. -
Page 28: Burner Functioning And Programming
COMMISSIONING AND MAINTENANCE 3.3.3 Burner functioning and programming Cycle times Program for functioning with heater ≤ Normal functioning POWER ON 600 (*) ≤ ≤ 3 repeats Times are expressed in seconds. (*) independent of burner controller DESCRIPTION Flashing green Flashing Flashing Standby: the burner waits for a heat request green... - Page 29 COMMISSIONING AND MAINTENANCE Lockout caused by ignition failure Lockout caused by extraneous light during pre-purging POWER ON POWER ON Lockout Lockout Flashing green Flashing Flashing green orange Flashing orange Flashing green Flashing green, red Signal not needed HT Heat request Cycle times PH Pre-heater Thermostat for enabling start-up after pre-heating...
- Page 30 COMMISSIONING AND MAINTENANCE Functioning status display Reset button Seconds Flash Functioning status Reset button LED colour time Pre-heating time Slow Flashing GREEN 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...
- Page 31 COMMISSIONING AND MAINTENANCE MAIN BURNER FUNCTIONS POST-PURGING FUEL PRE-HEATING FUNCTION The post-purging function keeps the fan running for a set time after the burner shuts down provided there is no new heat The burner has an oil pre-heating function. When the boiler request.
- Page 32 COMMISSIONING AND MAINTENANCE Menu access block diagram NORMAL FUNCTIONING (FLAME LIT) AND STANDBY BURNER STATE TYPE OF SHUTDOWN TEST POST-PURGING LIGHT DETECTION CONTROLLED LAST LOCKOUT FUNCTION SHUTDOWN IN MEMORY AND RESTART BUTTON 25 SECS. 5 SECS. 10 SECS. 15 SECS. 20 SECS.
- Page 33 COMMISSIONING AND MAINTENANCE LIGHT DETECTION 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; down, the fuel oil valve closes, the flame goes out and then the −...
- Page 34 COMMISSIONING AND MAINTENANCE EXTRANEOUS LIGHT OR FALSE FLAME SIGNAL FAN MOTOR CONTROL The presence of the parasite flame or the extraneous light The burner controller automatically detects the presence of the fan motor and enters lockout in the event of a fan motor failure. can be detected in the standby condition when the burner An error is indicated by the LED flashing (see the “Fault diagnosis is stopped and waiting for a heat request.
- Page 35 COMMISSIONING AND MAINTENANCE EEPROM CONTROL The burner controller automatically checks for errors in the microcontroller EEPROM and enters lockout if an error is detected. An error is indicated by the LED flashing (see the “Fault diagnosis - lockouts” section on page 30). DEACTIVATION OF AUTOMATIC PRE-HEATING The automatic pre-heating functioning can be deactivated by pressing the reset or remote reset button.
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Page 36: Temporary Shutdown
COMMISSIONING AND MAINTENANCE Temporary shutdown Preparing for extended periods of disuse To switch the boiler off for short periods with outdoor If the boiler is not going to be used for an extended period of temperature ABOVE ZERO: time, proceed as follows to prepare it for shut-down −... -
Page 37: Cleaning And Servicing The Boiler
COMMISSIONING AND MAINTENANCE Cleaning and servicing the boiler REMOVING THE BURNER It is essential to clean the boiler and remove carbon deposits Proceed as follows to remove the burner: from the surfaces of the heat exchanger in order to keep the −... - Page 38 Reverse the above steps to reassemble. REPLACING THE NOZZLE 2 ÷ 2,5 mm INSIEME EVO 25 Nozzle type 0.65 80°S Danfoss (*) Burner with oil heater Electrode position cannot be changed.
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Page 39: Cleaning The Boiler
COMMISSIONING AND MAINTENANCE CLEANING THE FAN − Remove the burner; − remove the panel (2); − unscrew the nuts (3) and remove the cover (4) from the Clean the inside and the rotor blades of the fan unit to flue gas box; remove any build-up of dust. -
Page 40: External Cleaning
COMMISSIONING AND MAINTENANCE Proceed as follows on completion of cleaning: − check the condition of the flame guard (7). Replace as necessary; − refit the turbulators in the flue gas pipes, making sure that they are correctly seated; − replace all removed components in the opposite order. Fit a new fibreglass seal when fitting the cover on the flue gas box. -
Page 41: Troubleshooting
COMMISSIONING AND MAINTENANCE 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 42: Recycling And Disposal
Replace 4 RECYCLING AND DISPOSAL Packaging materials from INSIEME EVO 25 boilers must be disposed of through appropriate channels in order to permit recovery and recycling. At the end of its useful life, dispose of the boiler in compliance with applicable legislation. - Page 44 RIELLO S.p.A. 37045 Legnago (VR) - Italy Tel. 0442630111 - Fax 044222378 - www.riello.it The manufacturer strives to continuously improve all products. Appearance, dimensions, technical specifications, standard equipment and accessories are therefore liable to modification without notice.