Ariston CLAS HE R 12 Installation And Servicing Instructions
Gas fired condensing wall hung boiler
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Summary of Contents for Ariston CLAS HE R 12
- Page 1 Gas fired condensing wall hung boiler G.C.N : 41-116 - 30 (12 kW) G.C.N : 41-116 - 31 (18 kW) G.C.N : 41-116 - 32 (24 kW) CLAS HE R 12 CLAS HE R 18 CLAS HE R 24 Country of destination GB, IE...
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Page 2: Table Of Contents
overview INDEX Overview Settings - Adjustment - Problem Identification General Information ............3 Advice for the Installer ............4 Menus CE Labelling ................4 Accessing the Menus ............4 Data Plate Symbols ............. 4 Maintenance Safety Regulations .............. 5 General Comments ............49 Product description General Access ..............50 Control Panel................. -
Page 3: General Information
overview These instructions are suitable for CLAS HE R boilers : Do not forget the Log Book! The Benchmark Scheme Benchmark places responsibilities on both manufacturers and installers. The purpose is to ensure that customers are provided with the correct equipment for their needs, that it is installed, commissioned and serviced in accordance with the manufacturer’s instructions by competent persons and that it meets the requirements of the appropriate Building Regulations England &... -
Page 4: Overview
overview Advice for the installer qualified technician must check the efficiency of the The installation and first ignition of the flue and the devices. boiler must be performed by qualified personnel Turn the boiler off and turn the external switch “OFF” in compliance with current national regulations to clean the exterior parts of the appliance. -
Page 5: Safety Regulations
overview Safety regulations ladders are fitted with handrails on either side of the ladder and parapets on the landing. Key to symbols: Personal injury caused by falling from a height. During all work carried out at a certain height Failure to comply with this warning implies the risk of (generally with a difference in height of more personal injury, in some circumstances even fatal. -
Page 6: Product Description
product description Control panel Legend : 7. Menu / OK button (Programming key) 1. Display 8. Button + . R button eset 9. ON/OFF button / Green indicator ON/OFF 3. Red indicator lockout light 10. Blue indicator burner ON 4. Button _ 11. -
Page 7: Overall View
product description Overall view 1. Central heating return 11. Gas tap . Central heating flow 1. Display box 3. Burner 13. Electrical connection box 4. Detection electrode 14. Modulating fan 5. C.H. Return temperature probe 15. Ignition electrodes 6. C.H. Flow temperature probe 16. -
Page 8: Overall Dimension
product description Overall Dimensions 292 (12-18-24 kW) 362 (30 kW) Minimum clearances In order to allow easy access to the boiler for maintenance operations, the boiler must be installed in accordance with the clearances stated. -
Page 9: Technical Information
product description Technical Data Model CLAS HE R CE Certification (pin) 0085BR0347 Boiler type B3-C13-C33-C43-C53-C83 Max/min nominal calorific flow rate (Pci) 1.0/3.0 18.0/4.5 Max/min nominal calorific flow rate (Pcs) 13.3/3.3 0.0/5.0 Max/min power output (80°C-60°C) 11.7/.8 17.6/4.3 Max/min power output (50°C-30°C) 1.9/3. 19.1/4.7 Combustion efficiency (of flue gas) - Page 10 product description Technical Data Model CLAS HE R CE Certification (pin) 0085BR0347 B3-C13-C33- Boiler type C43-C53-C83 Max/min nominal calorific flow rate (Pci) 4.6/5.3 Max/min nominal calorific flow rate (Pcs) 7.3/5.9 Max/min power output (80°C-60°C) 4.1/5.0 Max/min power output (50°C-30°C) 6.0/5.4 Combustion efficiency (of flue gas) 97.5 Nominal calorific flow rate efficiency (60/80°C) Hi/Hs...
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Page 11: Installation
installation Reference Standards In the United Kingdom, the installation and initial Avoid installing the boiler where the air inlet can start-up of the boiler must be by a CORGI registered be polluted by chemical products such as chlorine installer in accordance with the installation standards (swimming pool area), or ammonia (hair dresser), or currently in effect, as well as with any and all local alkalin products (launderette). - Page 12 The room in which the boiler is installed does not Automatic by pass require specific ventilation. If the boiler is installed Ariston recommend that an automatic by pass is in a cupboard or compartment, ventilation is not installed a minimum of 1.5 metres away from the required for cooling purposes.
- Page 13 installation Feed and vent pipework The feed and vent pipework from the boiler to the F & E (Feed & Expansion) tank should be configured as shown in the fig. below. 500mm Minimum Height 22mm (Min.) Vent Pipe 15mm (Min.) Cold Feed Flow Cylinder Return...
- Page 14 Sealed water systems be no less than 500mm. • The flow and return pipes from the boiler must A sealed system kit is available from Ariston. Installa- rise continuously and be unrestricted. tion instructions are supplied with the kit. • The supply of water to the F & E tank should be taken from the mains water supply via a suitable float operated valve.
- Page 15 installation Flushing and Water Treatment To prevent this problem it is necessary to use pipes The boiler is equipped with a stainless steel heat with an “oxygen proof barrier”, in accordance with standards DIN 476/479. If pipes of this kind are exchanger.
- Page 16 installation Condensate Discharge . External terminaton of condensate drainage pipe The condensate discharge hose from the boiler via internal discharge branch (e.g. sink waste) and must have a continuous fall of .5 and must be condensate siphon. inserted by at least 50mm into a suitable acid resistant pipe - e.g.
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Page 17: Installing The Boiler
installation Installing the Boiler Filling the system/condensate discharge Fill the central heating and bleed air from the Please check that you are familiar with the system as described in the Commissioning installation requirement before commencing work Instructions. (pages 8 - 16). The system should be carefully checked for leaks, The installation accessories described in the as frequent refilling could cause premature system... -
Page 18: Gas Connection
installation Gas connection Make sure, using the labels on the packaging and the data plate on the appliance itself, that the boiler is in the correct country and that the gas category for which the boiler was designed corresponds to one of the categories available in the country where it will be used. -
Page 19: Instructions For Opening The Casing And Performing An Internal Inspection
installation Instructions for opening the casing and perform- ing an internal inspection Before performing any work on the boiler, first disconnect it from the electrical power supply using the external bipolar switch, removing the fuse and shutting off the gas valve. To access the inside of the boiler, the following is necessary: 1. - Page 20 installation Before the boiler is used for the first time, the trap must be filled with water. To do this, add approximately 1/4 litre of water via the flue outlet before fitting the flue system, or unscrew the cap on the trap positioned under- neath the boiler, fill it with water and refit it Warning! Insufficient water in the trap can temporarily cause the flue gas to be expelled...
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Page 21: Connecting The Flue
installation Connecting the Flue Fig. 1 Flue System The provision for satisfactory flue termi- nation must be made as described in BS 5440-1. The appliance must be installed so that the flue terminal is exposed to outdoor air. The terminal must not discharge into another room or space such as an outhouse or lean-to. -
Page 22: Fitting The Coaxial Flue (Ø 60/100 Horizontal)
installation Warning The exhaust gas ducts must not be in contact with or close to inflammable material and must not pass throu- gh building structures or walls made of inflammable material. When replacing an old appliance, the flue system must be changed. Important Ensure that the flue is not blocked. - Page 23 installation Clamp Screws Seal Fig. 4 Once the boiler has been positioned on the wall, it is ne- Fitting the 5” Flue (Ø 80 / 15 Horizontal/vertical) cessary to insert the Ø80/15 adaptor (Fig. 5) for both horizontal and vertical flue runs into the boiler flue soc- ket (not supplied with flue kit - Part No 3318095).
- Page 24 installation Fitting the Coaxial Flue (Ø 60 / 100 Vertical) Note: See table for maximum and minimum flue The vertical flue kit is supplied with a specially de- runs. signed weather proof terminal fitted, it can be used either with a flat roof or a pitched roof. Contents: 1x Silicone O-Ring (60mm) The vertical flue kits useable lengths with the...
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Page 25: Fitting The Twin Pipe
installation Fitting the Twin Pipe (Ø80 / 80) the previous section of flue pipe or elbow, check that the o-ring is not dislodged when assembling the flue (greasing the seal will aid assembly). Twin pipe can also be converted back to coaxial flue to enable vertical termination with a coaxial kit by using the pipe bridge (Twin - Coaxial Adaptor - Part No. - Page 26 installation Fig. 9 Fig. 10 For coaxial systems, the maximum flue lengths, mentioned in the table on page 8 also take into account an elbow. For twin flue systems the maximum flue length, mentioned in the table includes the exhaust gas/air intake terminal.
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Page 27: Table Of Flue Gas Exhaust Duct Lengths
installation Table of flue gas exhaust duct lengths Equivalent DIAMETER COAXIAL SYSTEM FLUE TYPE length LENGTH of PIPE 45° 90° 16 m 60/100 48 m 80/15 Flue gas exhaust and air 14 m 60/100 suction duct through 4 m 80/15 external wall in the same range of pressure 1 m... - Page 28 installation Equivalent DIAMETER TWIN-PIPE SYSTEM FLUE TYPE length LENGTH of PIPE 45° 90° 48 m (S1=S) Flue gas exhaust and air 4 m 80/80 suction duct through (S1=S) external wall in the same range of pressure 36 m (S1=S) 80 m C 33 (S1=S) Flue gas exhaust and air...
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Page 29: Electrical Connections
installation WARNING Electrical connection unit Before performing any work on the boiler, To access the electrical connection unit carry out the first disconnect it from the electrical power following steps: supply using the external bipolar switch and - Disconnect the boiler from the power supply removing the fuse. -
Page 30: Electrical Diagram
installation Electrical diagram For increased safety, ask a qualified technician to perform a thorough check of the electrical system. The manufacturer is not responsible for any damage caused by the lack of a suitable earthing system or by the malfunctioning of the electricity mains supply. FUSE FLOW e-bus (optional) -
Page 31: Wiring Diagrams
S Plan system utilizing external 2 channel programmer and Ariston unvented hot water cylinder... - Page 32 S Plan system utilizing integral 2 channel programmer and Ariston unvented hot water cylinder...
- Page 33 installation Y Plan system utilizing external 2 channel programmer...
- Page 34 installation Y Plan system utilizing integral 2 channel programmer...
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Page 35: Commissioning
commissioning Initial preparation Water Treatment: MTS (GB) Limited support the benchmark initiative. The boiler is equipped with a stainless steel heat On pages pages 61 and 6 of this manual the exchanger. Benchmark Commissioning Checklist and Service The detailed recommendations for water treatment Interval Record can be found. -
Page 36: First Igniton Operation
commissioning FIRST IGNITION OPERATION Date ......Installer ......1. -
Page 37: Ignition Procedure
commissioning Ignition procedure Press the ON/OFF button on the control panel to switch on the boiler. The display shows: The operating mode will be indicated by the three figures marked out on the diagram above. The first figure indicates the operating mode: 0 XX - Stand-by C XX - Boiler active c XX - “CH External Pump Overrun”... - Page 38 commissioning menu 2 - Boiler parameters NOTE: To access the menus, see page 4 submenu 3 - parameter 1 Maximum Heating Power adjustment submenu 2 - parameter 0 Soft light Ignition submenu 3 - parameter 5 Heating ignition delay Maximum Heating Power adjustment The maximum heating power can be adjusted to between the maximum power allowed by the boiler and the minimum power.
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Page 39: Test Function And Combustion Analysis
commissioning Test function and combustion analysis 1 kW 18 kW 4 kW Maximum or The boiler has two pressure test points to measure minimum CO the combustion gas temperature, the combustive air and the concentrations of O and CO on the outside 9.0 ±... -
Page 40: Auto Function
commissioning AUTO function Example 2: single zone system (high-temperature) with The AUTO function determines the best power on/off room thermostat + outdoor sensor: output and flow temperature for the heating In this case the following parameters must be system by continually monitoring demand. It set: uses advanced modulating technology to clo- 4 1 - Activation of temperature adjustment... -
Page 41: Boiler Protection Devices
boiler protection devices Boiler protection devices 8°C the pump will continue to run for a maximum of The boiler is protected from malfunctioning by 0 minutes unless a temperature above > 9°C is de- means of internal checks performed by the P.C.B., tected in the central heating flow, after this the the which stops the boiler from operating if necessary. -
Page 42: Settings - Adjustment - Problem Identification Menus
settings - adjustment - problem identification menus Accessing the settings - adjustment - pro- The parameters relating to each individual menu are listed in the following pages. blem identification menus The various parameters can be accessed The boiler can be used to manage the heating and modified using the m button and system in its entirety. - Page 43 settings - adjustment - problem identification menus description value 2 BOILER PARAMETER SETTING 2 1 Entering access code press the programming "+" button to select 34 and press the m button 2 2 BOILER GENERAL SETTING 2 2 0 Slow ignition 0 to 99 RESERVED FOR SAT 2 2 1 Minimum ambient temperature...
- Page 44 settings - adjustment - problem identification menus description value 2 4 BOILER PARAMETER - PART 2 2 4 0 NOT PRESENT 2 4 1 NOT PRESENT 2 4 2 NOT PRESENT 2 4 3 Post-ventilation after heating 0 = OFF request 1 = ON 2 4 4 Time delay after heating...
- Page 45 settings - adjustment - problem identification menus description value 4 ZONE 1 PARAMETER 4 0 ZONE 1 TEMPERATURE SETTING 4 0 0 Zone 1 comfort temperature from 10 to 30 °C 19 Activated only with the modulating setting "Comfort ambience T" device connected (option) 4 0 1 Zone 1 reduced temperature from 10 to 30 °C...
- Page 46 settings - adjustment - problem identification menus description value 5 ZONE 2 PARAMETER 5 0 ZONE 2 TEMPERATURE SETTING 5 0 0 NOT PRESENT 5 0 1 NOT PRESENT 5 0 2 NOT PRESENT 5 1 Entering access code press the programming "+" button to select 34 and press the m button 5 2 CYLINDER SETTING...
- Page 47 settings - adjustment - problem identification menus description value 7 TEST & UTILITIES 7 0 0 Function test - Cleaning t-- = funct. at Max heating power t-- activation can also be obtained by turn the encoder to select the pressing the Reset button for 10 operating mode seconds.
- Page 48 settings - adjustment - problem identification menus Description value 8 6 STATISTICS 8 6 0 Number of hours burner operating in heater mode (xxh/10) 8 6 1 NOT PRESENT 8 6 2 Number of flame separations (nr/10) 8 6 3 Number of ignition cycles (nr/10) 8 6 4 NOT PRESENT 8 6 5 Average length of heating request (minutes)
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Page 49: Maintenance
maintenance Important - Check the flue system is sealed and operating Maintenance is an essential part of the safe and efficient correctly. operation of the boiler and ensures its durability. It Draining procedures should be performed according to the instructions The heating system must be drained using the given in current legislation. -
Page 50: General Access
MAINTENANCE GUIDE 1. GENERAL ACCESS GENERAL ACCESS Tools Time 3 min Remove the front panel Lower the control panel Remove the two screws Remove the combustion chamber front panel by releasing the clips... -
Page 51: Electrical Unit
MAINTENANCE GUIDE 2. ELECTRICAL UNIT 2.1 CONTROL BOX ACCESS Tools Time 4 min Pull and Lower the electrical box cover 2.2 FUSE Tools Time 4 min Remove the fuse... -
Page 52: Maintenance Guide
MAINTENANCE GUIDE 2.3 MAIN PCB Tools Time 7 min After opening the control box, Unscrew the two screws and disconnect the electrical plug remove the PCB connectors 2.4 DISPLAY PCB Tools Time 7 min Remove the two screws Lower the door Remove the front panel Remove the control knob Disconnect the electrical plug... -
Page 53: Hydraulic Unit
MAINTENANCE GUIDE 3. HYDRAULIC UNIT 3.1 CONDENSE TRAP Tools Time 3 min Unscrew the condense trap from the condense body 3.2 TEMPERATURE SENSORS Tools Time 5 min NTC1 NTC2 Unplug the electrical Remove the clip and the NTC1 : Black wires connectors temperature sensor NTC : Grey wires... - Page 54 MAINTENANCE GUIDE 3.3 MAIN HEAT EXCHANGEUR Tools Time 0 min Remove the two clips and dis- Remove the four screws and Remove the four screws to free connect the two pipes disconnect the gas pipe from the the heat exchanger Disconnect electrical gas valve, gas valve and electrode (detection and...
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Page 55: Burner Unit
MAINTENANCE GUIDE 4. BURNER UNIT LEGEND 1. Burner 6. Mixing tube . Fan 7. Detection electrode 3. Air inlet 8. Ignition electrode 4. Gas inlet 9. Spark generator 5. Gas valve... - Page 56 MAINTENANCE GUIDE 4.1 SPARK GENERATOR Tools Time 5 min Unplug the ignition electrode Remove the screws and the from the spark generator spark generator 4.2 ELECTRODES Tools Time 6 min Unplug the electrodes Remove the screws and pull the electrodes towards you...
- Page 57 MAINTENANCE GUIDE 4.3 BURNER Tools Time 15 min Isolate the gas supply. Remove the four screws and disconnect the Pull the assembly towards you gas pipe from the gas valve Remove the three screws to free the burner door Pull the burner toward you Replace any gaskets that are damaged or showing signs of deterioration...
- Page 58 MAINTENANCE GUIDE 4.4 FAN Tools Time 15 min Remove the three screws to free the fan. Remove the combustion Twist the gas valve anti-clockwise to assembly (see 4.3) disengage it from the fan 1. Venturi . Gasket 3. Fan Fan & mixer venturi according to the model Power Venturi diameter ø...
- Page 59 MAINTENANCE GUIDE 4.5 GAS VALVE Tools Time 15 min Replacement Gas Valves are not factory set and will need to Twist the gas valve anti-clockwise to Remove the combustion be set up ( see page 39) disengage it from the fan assembly (see 4.3) Gas outlet Gas inlet...
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Page 60: Annual Maintenance
MAINTENANCE GUIDE 5 ANNUAL MAINTENANCE Ignition & detection electroded Maintenance Interval : Annually How : Visual inspection / Clean as necessary / Distance from the burner / Ionisation current more than 1 µA Burner Maintenance Interval : Annually How : Visual inspection / Clean as necessary Maintenance Interval : Annually How : Visual inspection / Clean as necessary Primary heat exchanger... -
Page 61: Benchmark Commissioning Checklist
GAS BOILER SYSTEM COMMISSIONING CHECKLIST This Commissioning Checklist is to be completed in full by the competent person who commissioned the boiler as a means of demonstrating compliance with the appropriate Building Regulations and then handed to the customer to keep for future reference. Failure to install and commission this equipment to the manufacturer’s instructions may invalidate the warranty but does not affect statutory rights. -
Page 62: Service Record
SERVICE RECORD It is recommended that your heating system is serviced regularly and that the appropriate Service Record is completed. Service Provider Before completing the appropriate Service Record below, please ensure you have carried out the service as described in the manufacturer’s instructions. -
Page 63: Short List
SHORT LIST SHORT LIST CLAS Manf. date Key N Description Manf. Pt.N Type from 12 18 24 30 0100 ..BURNER ASSEMBLY 0110 61317432 ..IGNITION ELECTRODE 0111 61317433 ..IONIZATION ELECTRODE 0112 61314753 ..GASKET D:85-66.5-2.5 0134 60000286 ..ELECTRODE GASKET 0135 60000297... - Page 64 Bucks HP13 5FT Dublin 15 Telephone: (01494) 755600 Telephone: (01) 899 1500 Fax: (01494) 459775 Fax: (01) 899 1501 Internet: www.ariston.co/uk Internet: www.mtsgroup.com/ie E-mail: info@uk.mtsgroup.com E-mail: info@ie.mtsgroup.com Technical Advice: 0870 41 8180 Technical Advice: (01) 437 011 Customer Service: 0870 600 9888...