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I n s t a l l a t i o n & S e r v i c i n g
Natural Gas Boilers
Boiler
iC 24
iC 28
iC 36
iC 40
iC
Economiser Plus
iC
Economiser Plus
iC
Economiser Plus
CE PIN 0063CQ3634
These instructions are to be retained by the user.
Instructions
G.C No
47-310-19
47-310-21
47-310-23
47-310-25
27
47-310-27
35 47-310-29
39 47-310-31
iC 24
iC 28
iC 36
iC 40
iC
Economiser Plus
iC
Economiser Plus
iC
Economiser Plus
27
35
39
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Summary of Contents for Atag iC 24
- Page 1 I n s t a l l a t i o n & S e r v i c i n g Instructions iC 24 iC 28 iC 36 iC 40 Economiser Plus Economiser Plus Economiser Plus Natural Gas Boilers Boiler G.C No...
- Page 2 Water pressure is too high (> 3.0 bar). The boiler is taken out of operation. The installation pressure should be reduced by draining water from the heating system. See chapter 12 for more information about button functions and read-out. Installation & Servicing instructions ATAG iC-Range...
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Page 3: Table Of Contents
10.1 One controller, OpenTherm and BUS connection ............. 32 10.2 Room thermostat volt free connection ................32 10.3 ATAG Central Heating volt free timer connection ..............32 10.4 ATAG Hot Water volt free timer connection ..............32 10.5 DHW sensor connection ....................32 10.6... -
Page 4: Introduction
ATAG boilers. It is advisable to read these instructions thoroughly, well in advance of installation. Separate instructions for use are supplied with the boiler for users of ATAG central heating boilers. ATAG is not liable for the consequences of mistakes or shortcomings which have found their way into the installation instructions or user’s manual. -
Page 5: Rules & Regulations (Symbols)
British Standards. The ATAG iC boiler is a certifi ed appliance and must not be modifi ed or installed in any way contrary to this Installation Manual. Manufacturers instructions must not be taken, in any way, as overriding statutory obligations. - Page 6 Your cooperation in the proper disposal of this product will contribute to the eff ective usage of natural resources. For more information on recycling this product, please contact your city offi ce, local waste disposal facilities, offi cial service for chemical waste or landfi ll site. Installation & Servicing instructions ATAG iC-Range...
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Page 7: Technical Specifi Cations
19.1 - 28.3 8.3- 21.2 19.1 - 28.3 19.1 - 28.3 Modulation range CH (50/30°C) 9.0 - 23.2 9.0 - 23.2 20.8 - 31.2 20.8 - 31.2 9.0 - 23.2 20.8 - 31.2 20.8 - 31.2 Installation & Servicing instructions ATAG iC-Range... - Page 8 27.315 25.649 25.122 25.122 Temperature Control Weathercompensator (outside sensor) Class of temperature control Contribution of temperature control Package Seasonal space heating energy effi ciency of package CH Package Energy Label DHW Package Energy Label Installation & Servicing instructions ATAG iC-Range...
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Page 9: Dimensions
28 iC36 iC 40 Economiser Plus Economiser Plus Economiser Plus Flue gas / Air intake 60/100 Gas connection CH Flow connection CH Return connection Condensate drain connection 21.5 Cold water connection DHW connection Installation & Servicing instructions ATAG iC-Range... -
Page 10: Delivery Package
External controls. Boiler description The ATAG iC is a room sealed, condensing and modulating CH boiler equipped with an integrated hot water supply. The boiler is equipped with a compact stainless steel heat exchanger with smooth pipes. It is a well thought- out principle using sustainable materials. -
Page 11: Boiler Photo Components List
Flue non return valve Flow sensor Gas pipe Return sensor Flow pipe CH Return pipe CH Hot water sensor Condensation pipe DHW fl ow sensor Cold water pipe Water pressure sensor Hot water pipe Installation & Servicing instructions ATAG iC-Range... -
Page 12: Mounting Boiler Frame
Always replace and turn the 2 screws tight in the fasteners A and B. Service dimensions (in mm) Figure 8.a See chapter 9.8 for further procedure to fi t the boiler onto the boiler frame. Installation & Servicing instructions ATAG iC-Range... -
Page 13: Wall Frame
The pipe work must be installed at least 10mm inside the front of the frame. = free space for piping ATAG i-Serie template and iC-Range boiler frame Figure 8.1.a Installation & Servicing instructions ATAG iC-Range... -
Page 14: Connecting Boiler
The boiler is NOT equipped with a built-in internal fi lter. Advice: ATAG Heating Technology Ltd recommend the installation of an in-line fi lter installed into the heating return as close to the boiler as possible. ATAG Heating Technology Ltd recommend the use of the: ATAG iGuard Magnetic fi... -
Page 15: Expansion Vessel
The warranty becomes invalid, if the installation is not being fl ushed and/or the quality of the fi lling water does not meet the specifi cations recommended by ATAG Heating Technology Ltd. Always contact ATAG Heating Technology Ltd in advance, if things are not clear or you wish to discuss any deviations. Without approval, the warranty becomes invalid. - Page 16 Chemical additions are to be avoided and should only be used after ATAG Heating Technology Ltd has approved their corresponding use. Should you wish to achieve the required water quality by using chemical additives, then this is your own responsibility. The warranty on the product delivered by ATAG Heating Technology Ltd expires, if the water quality does not meet ATAG Heating Technology's specifi...
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Page 17: Heating Systems With Plastic Pipes
An existing service pipe must NOT be used without prior consultation with the local gas supplier. ATAG supplies boilers suitable for natural gas only. Verify the identifi cation plate on the boiler if the boiler is suitable for the gas kind on site. -
Page 18: House Pressure Regulator
If fi tting the regulator outside the regulator should be protected against infl uences of the weather. The (de-) aeration must be positioned downwards (see fi gure 9.5.3.a). ATAG advices to install measure points on all gas line parts to have the possibility to check for pressure loss. example propane installation fi... -
Page 19: Hot Water Supply
Regulations and Scottish Water Byelaws. The ATAG iC boiler is fi tted with a stainless steel plate heat exchanger for producing domestic hot water. The boiler does not have a hot water store and in case of a demand for hot water the boiler will heat the domestic water fl... - Page 20 45° Minimum internal diameter 19mm (fall at least 45mm per meter) Pipe size transition Minimum internal diameter 30mm 10 Water/weather proof insulation Drain requirements Figure 9.7.2 (b) Drain requirements Figure 9.7.3 Installation & Servicing instructions ATAG iC-Range...
- Page 21 Draining of the condensation water to the external rain guttering is not permitted in view of the danger of freezing. Before putting the boiler into operation fi ll the siphon with 150 ml of water. Installation & Servicing instructions ATAG iC-Range...
- Page 22 Water/weather proof insulation Minimum internal diameter 19mm (fall at least 45mm per meter) Pipe size transition point 10 Minimum internal diameter 30mm 11 Water/weather proof insulation Drain requirements Figure 9.7.6 Drain requirements Figure 9.7.7 Installation & Servicing instructions ATAG iC-Range...
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Page 23: Flue Gas Exhaust System
ATAG Heating, not permitted. The ATAG fl ue gas system is meant, and designed, solely for the use on ATAG central heating boilers adjusted to Nat gas or LPG. For this purpose the CE Certifi cate has been supplemented under the Gastec nr: 0063CQ3634 The maximum fl... -
Page 24: Flue Terminal Locations
The chances of icicles forming on the outlet is minimised by causing the condensation water to run back towards the boiler. See fi gure 9.8.1.b. Figure 9.8.1.a Figure 9.8.1.b Installation & Servicing instructions ATAG iC-Range... - Page 25 A terminal must not be sited below 2m where people have access to, such as public footpaths, access routes, patios etc. However, If the terminal is fi tted less than 2m above a surface where there is no public access, the terminal must be protected by a terminal guard. Installation & Servicing instructions ATAG iC-Range...
- Page 26 Plume kits running horizontally must have a 10° fall back to the boiler for proper disposal of condensate. For details on specifi c lengths see relevant chapter Dimensioning of the fl ue gas and air intake duct. A terminal must not be sited under a car port roof. Installation & Servicing instructions ATAG iC-Range...
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Page 27: Dimensioning Of The Fl Ue Gas And Air Intake Duct
fl ue gas length is 18 – ( 2 x -1.0 ) = 16m. Flue dimensions Rear Flue B (mm) Telescopic fl ue (FA100105) Side Flue B + C (mm) Telescopic fl ue (FA100105) Installation & Servicing instructions ATAG iC-Range... - Page 28 Use a soap solvent or special grease (supplied in the accessory bag with the boiler) to simplify the fi tting. The ATAG fl ue system used is a push fi t fl ue system, which does not require screws to be fi tted at each fl ue joint.
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Page 29: Fitting The Boiler Onto The Boiler Frame
2. Put on each valve and the elbow fi tting a fi bre washer (supplied) Figure 9.9.b 3 and 4. Take the boiler and hang it from approx. 50mm higher than the boiler frame vertical downwards on the boiler frame so the fi ttings will be axial approached. Installation & Servicing instructions ATAG iC-Range... - Page 30 (10). NOTE: The plug remains closed when the fl exible transparent tube from the automatic deaerator is not connected. Before putting the boiler into operation fi ll the siphon with 150 ml of water. Installation & Servicing instructions ATAG iC-Range...
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Page 31: Electrical Connection
- No changes may be made to the wiring of the appliance; - All connections should be designed in accordance with the enclosed regulations; - Should it be necessary to change it, the mains power supply cable may only be replaced with an ATAG mains power supply cable. -
Page 32: One Controller, Opentherm And Bus Connection
10.1 One controller, OpenTherm and BUS connection (blue) The blue BUS connection can only be used for the ATAG ONE controller (CT000111), an OpenTherm controller or the ATAG 7 Day Two Channel Plug-In Digital Programmer (CT200002). 10.2 Room thermostat volt free connection (black) A volt free on / off... -
Page 33: Electrical Diagram
10.9 Electrical diagram Figure 10.7.a Installation & Servicing instructions ATAG iC-Range... -
Page 34: Filling System
Bleed the hot water installation by opening all hot water taps one at a time. Leave each tap to run until all air has disappeared from the supply. Flush with a minimum of 10 litres to rinse any residual contaminants from the hot supply and boiler. Installation & Servicing instructions ATAG iC-Range... -
Page 35: Boiler Controls
5 minutes. This means that the burner switches on again after 5 minutes if there is still a demand from the heating. The ATAG iC is equipped with boiler sensors of 10kOhm. The resistance value and corresponding temperature are shown in the accompanying table. -
Page 36: Controls And Explanation Of The Functions
Both + buttons = Commissioning-mode for checking the CO CH + button = OK (confi rm) DHW Button: Scroll function (‘scrolling’ through parameters) CH – button = ESC function (back to standard display) Both – buttons: Pump continuous on/off Installation & Servicing instructions ATAG iC-Range... -
Page 37: Commissioning The Boiler
The automatic de-aeration program will take approx. 7 minutes and will be followed by the default display (OK) if the water pressure is above 0.8 bar. The boiler will switch on immediately to reach the desired pre-heat temperature (approx. 50°C) of the hot water supply (Comfort setting). Installation & Servicing instructions ATAG iC-Range... - Page 38 fi re up. The boiler keeps on fi ring until the temperature reaches 10°C (measured on the fl ow sensor) and the boiler switches off again. In this mode the symbol will fl ash. Installation & Servicing instructions ATAG iC-Range...
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Page 39: Settings
1 = Natural gas fi red boiler, 2 = Boiler with fl ue non-return valve, 3 = Propane gas fi red boiler Service-parameter. Do not change! * Depending of connected type of boiler control Installation & Servicing instructions ATAG iC-Range... -
Page 40: Isolating The Boiler
Switching on with the + button takes place in reverse order. ATAG recommends to leave the electrical power supply on, so that the circulation pump and the three-way valve are activated automatically once every 24 hours in order to prevent jamming. -
Page 41: Commissioning
Slowly open the valve (2A) of the fi lling loop on the return pipe completely. CH water will only be drain out from the boiler. If the CH water from the system and boiler needs to be drained, open the CV isolation valve (2) Reassembly takes place in reverse order. Figure 15.b Installation & Servicing instructions ATAG iC-Range... -
Page 42: Checking The Co
Full load Natural gas (G20) Propane (G31)* Nominal 9.0% Nominal 10.3% Minimum 8.6%, maximum 9.6% Minimum 9.9%, maximum 11.0% * Only possible if LPG conversion kit is installed! Values are valid with closed cover/air box. Installation & Servicing instructions ATAG iC-Range... - Page 43 CO value at full load. The measuring procedure must be carried out, until a constant measuring result is achieved. Please contact ATAG, if the values should lie outside of the applicable tolerances.
- Page 44 Adjustment of the gas valve in case the measured values lies out of range of the values on full load (Step 3) Full load Natural gas (G20) Propane (G31)* 9.0% 10.3% * Only possible if LPG conversion kit is installed! Values are valid with closed cover/air box. Installation & Servicing instructions ATAG iC-Range...
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Page 45: Checking Fl Ue Integrity
End of measuring: - Press the ESC button ( button). The device switches off . The display shows for 2 seconds code 180 or 181. This completes the procedure. Installation & Servicing instructions ATAG iC-Range... -
Page 46: Co And Combustion Checks
fl ue integrity has been visually checked in accordance with the yellow “Prior to CO and combustion ratio check” box above before proceeding to the “Check CO and combustion ratio at maximum rate” stage below. To next page Installation & Servicing instructions ATAG iC-Range... - Page 47 BOILER IS OPERATING SATISFACTORILY No further actions required. Ensure test points are capped, boiler case is correctly replaced and all other commissioning procedures are completed. Complete Benchmark Checklist, recording CO and combustion ratio readings as required. Installation & Servicing instructions ATAG iC-Range...
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Page 48: Routine Servicing
16 Routine servicing ATAG Heating Technology advises on an interim service inspection with a fl ue gas analyser. A full strip down service is recommended at regular intervals or where analyser readings are not within correct safety standards. Required tools:... - Page 49 Check the burner cassette for wear and tear, pollution and any breakages. Clean the burner cassette with a soft brush and vacuum cleaner. In the case of breakages, always replace the complete burner cassette (8); Installation & Servicing instructions ATAG iC-Range...
- Page 50 TOP-FLUSHING THE EXCHANGER WITH WATER IS NOT ALLOWED. Reassembly takes place in reverse order. During installation pay attention to the correct position of the clamp bars. These have to be in a vertical position. Installation & Servicing instructions ATAG iC-Range...
- Page 51 Always replace and turn the 2 screws tight in the fasteners A and B. Please contact your installer or ATAG Heating Technology Ltd. for further details. Contact details can be found on the back page of this manual.
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Page 52: Flow Restrictor
It is important and strongly recommended that arrangements are made for a maintenance agreement with a qualifi ed servicing company to ensure regular servicing of the boiler. Please contact ATAG Heating Technology Ltd. for further details. Contact details can be found on the back page of this manual. -
Page 53: Error Codes And Fault Fi Nding
No error: shortly visible when leaving chimney sweep function No error: shortly visible when leaving commissioning mode Example of display of error message * First measure to solve fault code 118: Manually deblocking of the boiler pump. Installation & Servicing instructions ATAG iC-Range... -
Page 54: Annex A System Water Additives
ATAG support the use of inhibitors suitable for mixed metal applications that keep the pH level between 6 and 8. Dosage levels as per manufacturers instructions. Preferred inhibitor suppliers are ATAG Heating Technology, Fernox and Sentinel. -
Page 55: Annex B Declaration Of Conformity
Annex B Declaration of conformity CE DECLARATION OF CONFORMITY Hereby declares ATAG Verwarming Nederland BV that, the condensing boiler types: ATAG iC24 iC28 iC36 iC40 iC Economiser Plus 27 iC Economiser Plus 35 iC Economiser Plus 39 are in conformity with the following standards:... -
Page 56: Annex C Short Parts List
Annex C Short parts list Installation & Servicing instructions ATAG iC-Range... - Page 57 Installation & Servicing instructions ATAG iC-Range...
- Page 62 ATAG Heating Technology Ltd. • 80 Churchill Square Business Centre • Kings Hill • West Malling • Kent ME19 4YU P h o n e : 0 8 0 0 2 5 4 5 0 6 1 • E - m a i l : i n f o @ a t a g h e a t i n g .
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