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h e a t i n g s y s t e m s installation and maintenance manual FOR THE INSTALLER AND THE USER NESTA CHROME 150 kW WALL — HUNG CONDENSING BOILER...
........G-4 General Instructions for the Installation of eneral nformatIon AIC-approved Chimney Components ..... I-36 Liabilities of the Manufacturer, the Installer Chimney Connection ........I-37 and the End user ..........G-4 AIC-Approved Chimney Components ..... I-40 About this Manual ..........G-5 Engineering the Chimney System ....
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ndex of llustratIons Fig. 1. Data Plate - Typical ......... G-7 Fig. 2. Boiler Components ......... G-9 Fig. 3. Control Panel ........G-10 Fig. 4. Typical Display ........G-11 Fig. 5. Single Boiler Clearances ....... G-12 Fig. 6. Clearances for Cascaded Boilers ..G-12 Fig.
eneral nformatIon Liabilities of the Manufacturer, the Installer and the End user Manufacturer The installer shall provide the end-user with: Any relevant explanation about the op- Our products are manufactured in compliance eration of the appliance and the heat- with the requirements of the applicable Europe- ing system as well as the safety devices an Directives and standards, and are therefore...
eneral nformatIon About this Manual This documentation is part of the product. It will be handed over to the end-user who will keep it, with all the other applicable documents, in a safe place and readily available for use. Before installing, operating or maintaining the appliance, please carefully read this manual and all the applicable documents provided with the components and accessories.
eneral nformatIon Safety Instructions IF YOU SMELL GAS: DO NOT: → DO: → Close the gas supply Use an open fl ame Open all doors and windows to Smoke ventilate the room Use electrical devices (phones, ...
Some optional equipment can be used with the The appliance is not provided with a built-in cir- NESTA CHROME boilers. Please contact your AIC culating pump. Therefore, the system must be representative for more information and a list of equipped with at least one pump for standard sys- available equipment.
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roduct escriPtion Fig. 2. Boiler Components Concentric chimney connection (Ø 100/150 mm) 13. Control panel with LCD display Air inlet to air-gas mixer 14. Electronic junction box (with main board - not shown) Stainless steel “fire tube” heat exchanger 15. Optional electronic box (for optional extension modules) Gas pressure switch 16.
roduct escriPtion Control Panel and Main Functions 30.12.2019 14:42 Flow temp 35°C Return temp 32°C Outside temp 18°C DHW temp 55°C System Automatic Fig. 3. Control Panel When entering a menu/sub-menu, the 1. LCD Display - The display illuminates whenev- slow rotation of the selector to the right er the rotary selector is rotated or depressed, (clockwise) allows to scroll through the...
roduct escriPtion Symbols and Messages on the Control Panel Service/settings. Gives access to setting op- The control panel display is divided into several tions on device or system, allows to operate Fig. 4): zones (See special operations (e.g. for maintenance work) and allows to log in, in expert view (access to î...
echnIcal PecIfIcatIons Dimensions and Clearances 114 mm 125 mm Wall bracket location 550 mm 612 mm Clearances Min. Recommended 1,000 bottom front 1,000 sides * In a cascade configuration, boilers can be installed side-by- side with a 40 mm clearance between them. 40 mm 40 mm Fig.
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echnical pecificaTionS 71 mm 346 mm 226 mm 338 mm 354 mm 496 mm 490 mm N 150 WH dry weight connections (Ø) supply/return ( ) [M] gas ( ) [M] chimney 100/150 G-13 F-084392_EN • B...
echnical pecificaTionS N 150 WH Combustion and Gas Data (min. - max.) B 23 , B 23P , C 13(x) , C 33(x) , C 43(x) , C 53(x) , C 63(x) , C 83(x) , chimney type(s) C 93(x) flue gas temperature at 80/60°C °C 60.0 - 74.9...
echnical pecificaTionS Hydraulic Data N 150 WH water content 28.3 pressure drop at ∆T = 20k mbar 120.0 minimum operating pressure maximum operating pressure maximum boiler temperature °C Pressure Drop Curve hydraulic pressure drop for the N 150 WH Pressure drop [mbar] water flow rate [l/min] Flow Rate N 150 WH...
nstructIons for the Safety Instructions for the User IF YOU SMELL GAS: → DO: DO NOT: → Close the gas supply Use an open fl ame î î Open all doors and windows to ven- Smoke î î tilate the room Use electrical devices (phones, î...
nstructIons for the Periodic checks If works need to be per- î formed close to the appli- ance (e.g. in the boiler room Check regularly that the wa- î or close to the air inlets), ter pressure of the system is make sure that the appli- at least 1.2 bar when cold.
nstructIons for the Starting the Appliance Stopping the Appliance The first start-up of the boiler after its Conditions: installation must be performed by a None qualified professional, according to the “Start-up and Commis- procedure in Procedure: sioning” on page I-49. Press the On/Off switch located on the right side of the control panel.
nstructIons for the Operating the Controller - End User Level 30.12.2019 14:42 Some icons and parameters are Flow temp 35°C only visible if the circuit is installed Return temp 32°C and enabled. Outside temp 18°C DHW temp 55°C System Automatic Selectable/ Icons In the work area...
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nstructIons for the Selectable/ Icons In the work area Adjustable Remark Parameters Operating mode When “off”, Hot water heat- Ҙ ing is switched off; when temp. “On”, Hot water is heated to the nominal setpoint as per setting time program Temporary “Recharging”...
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nstructIons for the Selectable/ Icons In the work area Adjustable Remark Parameters Time 01:00 Regional settings Settings Date 01.01.2030 Regional settings (1/3) Ҙ Regional settings (2/3) Start of summer- Ҙ time 25.03 End of summer- time 25.10 Regional settings (3/3) Language...
nstructIons for the Basic Settings Symbols used for the operation of the selector: turn the selector to the left or to the right. 1 - Time and Date Adjustment depress shortly the rotary se- lector. turn the selector to adjust the value, then depress the se- lector to validate.
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nstructIons for the 4 - Heating Settings - Quick Setup Operating mode Operating mode Operating mode Comfort Comfort Automatic Comfort setpoint Comfort setpoint Comfort setpoint 21.0°C 20.0°C 20.0°C 5 - Time Program Definition Time program Monday Comfort setpoint 21.0°C Set time program 06:00 to 22:00 Start 06:00 End 22:00...
roduct nstallatIon Safety Instructions for the Installation When the appliance is con- î nected to the electrical net- î All connections (electrical, fl ue pipe, work, it must be earthed. hydraulic, gas) must be carried out in accordance with current standards Make sure that a fuse or circuit breaker î...
I-27. It is prohibited to handle the boiler using Perform gas conversion using the option- î al kit, as required. Please contact your AIC protruding components or rest the boiler representative. on protruding components. Failure to comply with these recom- Installing the Wall Bracket î...
roduct nstallatIon Installing and Removing the Condensate Trap Conditions: Holding the condensate trap body ( ) with one hand, rotate the locking ring ( ) coun- Tools and Material: terclockwise to unlock. Retain ring for rein- stallation. The following, provided with the boiler: Pull the condensate trap body ( ) away from î...
roduct nstallatIon Removing and Installing the Access Panels Install two screws ( ) in the left and right top Conditions: corners of the boiler frame. Tools and Material: Font Panel î Screwdriver, crosshead Engage the top of the front panel into the groove of the top panel.
roduct nstallatIon Requirements for the Hydraulic Connections It is recommended to install î the following devices in the system to prevent water contamination : Make sure that the circuit is provided with Water fi lter and/or dirt separator in- î a safety pressure relief valve and an ex- stalled on the return circuit.
roduct nstallatIon Water Quality Requirements to Prevent Scaling and Corrosion Water Hardness To prevent the formation of scale and sludge in a closed heating circuit through the penetration of If the hardness of the fi ll water is higher than î...
roduct nstallatIon Safety Instructions for the Gas Connection Make sure that the gas type î î When connecting the gas circuit, and pressure of the distribu- make sure to comply with all appli- tion network are compatible cable local regulations and stand- with the appliance, as per the ards.
(at least 40 mm) between the malfunction. Please contact appliance fl ue piping and combustible your AIC Technical Support materials, and between the fl ue pipe for more information. and air inlet pipe if the latter is made of A condensation outlet connected to the î...
Installing the pipes - General principles General Instructions for the Installation of AIC-approved Chimney Components Component Characteristics Recommendation Clamped at the sleeve...
Make sure that the ventilation openings remain unobstructed at all times. Make sure that the ventilation openings remain unobstructed at all times. Make sure to install approved components when building B23 and B23p systems. “AIC-Approved Chimney Components” on page I-40. I-37 F-084392_EN • B...
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roduct nstallatIon 13(x) Combustion circuit Sealed Connection Horizontal (wall) terminal Concentric - to a terminal for admission of combustion Air inlet/fl ue outlet orifi ces air from the outside AND fl ue discharge to the outside Close enough to come under similar wind condi- tions - fi tting in: a square of 50 cm î...
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Clearance area is suffi cient for combustion air î (min the size of 2 separate ducts) Make sure to install AIC-approved components from Muelink & Grol when build- “AIC-Approved Chimney Com- ing C13(x), C33(x), C53(x) and C93(x) systems. See ponents” on page I-40...
Make sure to install the boiler with the short- î est length of combustion air and flue ducts. When several boilers need to be connected î to a common duct, please contact your AIC representative for more information. 2.0 m 1.3 m For C43(x), C63(x) and î...
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î When connecting several boilers to the same duct (i.e. types C43(x), C83(x) or cas- cades), make sure to install an AIC-approved flue gas damper on each boiler in the system. î For B23p chimney cascade, please contact your AIC representative.
roduct nstallatIon Safety Instructions for the Electrical Cables Connections Any damaged power supply cable must be replaced using cables as described below and installed by a qualified professional. Electrical connections must be carried The cross-section of the wires should be out by a qualifi ed professional in accord- >1.5 mm , equipped with sleeves at L and...
roduct nstallatIon Accessing the Terminal Strip and Electron- ic Board Make sure that the power sup- ply to the appliance is deactivat- ed (power supply cable discon- nected from the boiler) before accessing the high voltage ter- minal strip. Conditions: Tools and material: î...
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roduct nstallatIon Cascading Module Terminal strip Main board Extension modules (opt.) Cable Hub (opt.) also“Optional Modules” on page I-63 for more infor- mation on available optional electronic components. Fig. 15. Accessing the Terminal Strip and Electronic Board I-45 F-084392_EN • B...
roduct nstallatIon Wiring Diagram Gas pressure Switch Gas Valve 230 Vrac Ignition Ignition Transformer Electrode High Voltage Cable Casing Casing N L N L Ignition module valve BX1 BX2 Nesta Chrome C L1/NC L1/NO ON / O Switch Casing 230V 50Hz Main Power I-46...
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roduct nstallatIon Water Pressure Sensor Flue Gas Pressure Switch 7 8 9 10 11 12 1 2 3 4 5 6 7 8 1 2 3 4 UX2 UX3 X10a +15V Inlet Temperature Sensor RESET BX4/B7 Outlet Temperature Sensor Controller Display unit FAN PWM P1 PWM...
ommIssIonInG Safety Instructions Before Start-up Filling the System Conditions: î Check that all connections (electrical, Procedure: fl ue pipe, hydraulic, gas) have been 1. Connect the fi lling hose ( ) to the system carried out and that they are tight and secure.
ommissioning Start-up and Commissioning Combustion Adjustments Conditions: Conditions: Tools and material: Tools and material: None î Flue gas analyser î Screwdriver, flat head, size 3 Procedure: î Wrench, hex head, sizes 2 and 2.5 Press the On/Off switch located on the right Procedure: side of the control panel.
ommissioning Commissioning Wizard The following pages give a view of the When starting up the boiler for the first time, a com- structure of the commissioning wizard missioning wizard will be displayed, unless it has contents. Program numbers are pro- been disabled before (e.g.
Follow the instructions on the screen if you need to change anything, or skip this chapter. Please contact AIC ‘s technical support for additional information. Continue...
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These sections allow to define the flow temp for different con- Consumer circuit 2 figurations. Follow the instructions on the screen if you need to change anything or skip this chapter. Please contact AIC’s techni- Swimming pool circuit cal support for additional information. Solar...
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ommissioning Secure 6200 - Save sensors / Yes) 7170 - Telephone customer service (0..) Continue Commissioning wizard 7167 - Commissioning wizard (Off / On ... next time the control device is switched on) Continue Complete parameter list Select this function if any chang- Commissioning wizard es were made in the commis- Refresh operator unit...
aIntenance Safety Instructions for Maintenance The maintenance of the ap- pliance and its components must be carried out by a qualifi ed professional. Inspection and maintenance tasks Defective parts and components may must be carried out by a qualifi ed and only be replaced by genuine factory certifi...
aintenance Maintenance Requirements @ inspection @ maintenance Tasks (1 year) (2 years max) Check that the boiler room ventilation / boiler air and flue ducts are unobstructed. Verify flue gas and combustion air ducts are in good condition, sealed tight and properly supported. Open the front panel and check the general condition inside the cabinet.
aintenance Shutting Down for Maintenance Restarting after Maintenance Conditions: Conditions: None Procedure: Procedure: Press the On/Off switch located on the right Press the On/Off switch located on the right side of the control panel. side of the control panel. The switch is illuminated when in ON When in the OFF position, the switch position.
aintenance Removing and Installing the Ignition and Ionisation Electrodes Conditions: Installation procedure: Tools and material: Install new gasket ( ) on the burner plate ( Insert the electrode and fasten with 2 screws ( î Wrench, hex head, size 3 î...
aintenance Removing and Installing the Fan and Air- Installation Procedure Gas Mixer Assembly Install the fan assembly ( ) with a new gas- ket ( ) (if required) on the burner door, using Conditions: three retained screws and washers ( Torque the screws ( ) at 4 Nm.
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aintenance Fig. 20. Removing and Installing the Fan and Air-Gas Mixer Assembly I-59 F-084392_EN • B...
aintenance Removing and Installing the Burner Conditions: Installation procedure: Install the burner door insulation plate ( î Fan and air-gas mixer assembly removed, refer “Removing and Installing the Fan and Air- Install burner tube ( ) and new gasket ( ) on burner door ( ) using 6 retained screws and...
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aintenance Fig. 21. Removing and Installing the Burner I-61 F-084392_EN • B...
aintenance Checking and Cleaning the Combustion Checking the Flue Pressure Switch oper- Chamber ation Conditions: Conditions: “Removing and Install- î Burner removed, see Tools and material: ing the Burner” on page I-60. î Manometer (measuring range up to min 500 Pa) Tools and material: Check Procedure: î...
ddItIonal nformatIon for the nstaller Optional Modules Extension Modules & Cable Hub Web Server Module Nesta boilers can control 3 heating circuits with Through the use of this module, you can connect mixing functions, using 3 extension modules. Each to an Ethernet and get remote access to the boiler extension supply needs to be provided with power and all the heating system via the Internet.
dditionAl nformAtion for the nstAller Boilers in a Cascade System This boiler has all the logic control of the cascaded system and also regulates the stop/start sequence In a heating system comprised of several boilers, it of each boiler according to the demand of the in- is important that the power generated by the boilers stallation.
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dditionAl nformAtion for the nstAller H.C. – Heating circuit 10. DHW Storage tank D.H.W. – Domestic hot water 11. DHW Storage tank temperature sensor A – Mains cold water supply/drain 12. Check valve B – DHW cold water supply 13. Water pressure sensor Return temperature sensor 14.
For any question related to the menus, please con- a code. tact AIC’s technical support. Each level allows to set certain specific parameters or program the boiler, according to the installed cir- cuits.
dditionAl nformAtion for the nstAller Structure of Menus for the Installer Top menu page Pgm No. Submenu 1 Submenu 2 Default Setting Hours / Minutes Time of day Ҙ 01:00 (hh:min) and date (2 pages) Date 01.01.2030 Ҙ (dd.mm.yyyy) Start of summertime 25.03 Ҙ...
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dditionAl nformAtion for the nstAller Top menu Pgm No. Submenu 1 Submenu 2 Default Setting page Ext’n 24-hour heating limit Heating Ҙ circuit 1 (Ctn’d) Flow temp setpoint min 8°C Ҙ Flow temp setpoint max 90°C Ҙ Flow temp setpoint room Ҙ...
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dditionAl nformAtion for the nstAller Top menu Pgm No. Submenu 1 Submenu 2 Default Setting page Pump speed reduction Operating level Heating Ҙ Characteristic circuit 1 Characteristics Temp differential (Ctn’d) nominal Starting speed 100% Ҙ Pump speed min Ҙ...
Check connection and/or sensor. Re- Outside temperature sen- place as required. sor error Emergency operation Contact AIC technical support. Boiler temperature 1, Short circuit or Open circuit Check connection and sensor. Re- sensor error boiler fl ow sensor. place as required.
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BSB RF communication Check bus connection and compo- error nents. Internal fault in controller, pro- Data overrun in EEPROM Contact AIC technical support. cess sensor Extension module 1, error Chceck extension module connections. Extension module 2, error Chceck extension module connections.
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Check connection and component Lack of gas, Reset, if the fault re-occurs more than 3 times, contact AIC technical support. Safety time for establish- ment of fl ame exceeded Check ignition electrode and ionization Polarity of mains connection,...
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dditionAl nformAtion for the nstAller Error Fault description Explanation Action(s) code Unit in parametrization Wait until parametrization process is mode complete Start prevention signal Short circuit or Open circuit fl ue Check connection and sensor. Replace input pressure switch. as required. Check automatic refi ll system.
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3 times inform AIC technical suport. Internal repetition Contact AIC technical support Repetition speed Contact AIC technical support Shut off gas supply and contact AIC Extraneous light technical support Mains undervoltage Check electric supply in boiler terminals Fan speed tolerance Check air supply Check connection and sensor.
dditionAl nformAtion for the nstAller Error Fault description Explanation Action(s) code Verify pump Dynamic water pressure Expansion tank is defective too high Replace expansion tank Dynamic water pressure Verify pump too low Sensor primary heat ex- Check connection and sensor. Replace changer as required.
dditionAl nformAtion for the nstAller Troubleshooting Problem Cause(s) Solution(s) 1. Check that the power button is in ON position (pushed in and illuminated) 2. Make sure the power supply cable is Boiler does not start No power supply connected to the mains 3.
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dditionAl nformAtion for the nstAller Problem Cause(s) Solution(s) Gas valve malfunction Burner does not start after receiving Fan malfunction Check wiring connections Check components signal from boiler controller Ignition/ionization electrode mal- function Check the values with a gas analyser and Combustion chamber gets dirty Wrong combustion settings readjust as required.
dditionAl nformAtion for the nstAller Installation Checklist Unit Values/Comments General/heating system Type of building/system Commercial purpose (Y/N) ? Year of manufacture Output of system Heated surface m² Number of heating circuits: • Floor heating • Radiators • Other Cascade (Y/N)? Number of boilers? Water Water hardness at start up mol/m³...
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dditionAl nformAtion for the nstAller Unit Values/Comments Plate heat exchanger in the system (Y/N)? Type? Low loss header in system (Y/N)? Type ? Number of mixers ? Buff er tank (Y/N)? Size? DHW tank (Y/N)? Type? Pump(s) (Y/N)? Type? • In which circuit(s) •...
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dditionAl nformAtion for the nstAller Unit Values/Comments Controller Appliance controller? Other controller (Y/N)? Type? Optional modules installed (Y/N) • Type? Optional items installed (Y/N)? • Outdoor sensor (Y/N)? Type? • Room unit(s) (Y/N)? Type? • Others? Miscellaneous The end user has received all rele- vant information (Y/N)? The end user has received all rele- vant documents (Y/N)?
dditionAl nformAtion for the nstAller Water Parameters - Log Sheet Water Water Water Water Name & Filling Top-up Remarks Quality Treatment signature Date Date I-82 F-084392_EN • B...
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