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Summary of Contents for iQe Internal 15/26
- Page 1 Installation, Servicing & User Instructions Oil Fired Condensing Boiler 15/26 Internal and 26/35 Internal iQE Doc Hor15-35 01 V1.3 October 2013...
- Page 2 Your boiler is designed to give years of heating comfort. However any appliance, no matter how well manufactured, can require repairs at some stage. For your peace of mind iQE have continued investment and development to ensure it provides a dedicated nationwide team of qualified engineers and a Customer Services Helpline.
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Page 3: Table Of Contents
Air setting: ......Flue gas % CO : ......Net flue gas temp:....Smoke No:......SERVICE LOG It is recommended that the boiler should be regularly serviced, at least once a year, and the details recorded. iQE Horizon Internal Oil Boiler... -
Page 4: Introduction
During the combustion process, hydrogen and To achieve the maximum efficiencies possible oxygen combine to produce heat and water from the iQE boiler, the heating system should vapour. The water vapour produced is in the form be designed to the following parameters: of superheated steam in the heat exchanger. -
Page 5: User Instructions
Front panel On/Off Overheat fixing clips switch thermostat reset button Boiler (under cover) thermostat Lock-out button Front panel removed (pull forward at top, then lift off) Front panel bottom locating tags Fig. A Boiler controls iQE Horizon Internal Oil Boiler... -
Page 6: About Your Fuel
About your fuel provided by the Installer must not be obstructed. Periodically check that they are clear. iQE Horizon Internal oil boilers only operate on Class C2 Kerosene to BS 2869:1998. Do not attempt to 'box in' the boiler or build... -
Page 7: Electricity Supply
Excessive venting will reduce the system pressure, so only vent when necessary and check the system pressure as mentioned above. Re- pressurise the system if necessary. iQE Horizon Internal Oil Boiler... -
Page 8: Boiler Technical Data
Minimum flue draught - 8.7 N/m² (0.035 in wg) Maximum flue draught - 37 N/m² (0.15 in wg) 2.5 bar Max operating press - sealed sys Max operating press - open sys 2.5 bar Weight includes burner but excludes flue. iQE Horizon Internal Oil Boiler... -
Page 9: Boiler Technical Information
The data given above is approximate only and based on the boiler using a low level flue. The above settings may have to be adjusted on site for the correct operation of the burner. Gas Oil is not suitable for use with the iQE boiler range. The net flue gas temperatures given above are ± 10%. -
Page 10: Boiler Dimensions
REAR VIEW RIGHT SIDE VIEW Fig. 1a - 15/26 dimensions PLAN VIEW Flue centre line 170 61 Flue spigot Alternative condensate drain outlets LEFT SIDE VIEW FRONT VIEW RIGHT SIDE VIEW Fig. 1b - 26/35 dimensions iQE Horizon Internal Oil Boiler... -
Page 11: General Boiler Information
Boiler components Flue adaptor kit - Ref. iQE CF15/35 - is used for all iQE models from 15 to 35 kW as they all can use the All burners are pre-set for use with kerosene and 100 mm G and O system components to... - Page 12 Before starting any work on the boiler, or fuel supply please read the health and safety information given in Section 14 on page 47. Regulations to comply with Installation of a iQE Horizon Internal boiler must Fuel supply be in accordance with the following recommendations:- 4.4.1 Fuel storage...
- Page 13 They are final connection to the burner. If a two pipe available to purchase from iQE. Part No. system or 'Tiger Loop' type de-aerator is used, iQELINE / iQE3814...
- Page 14 The de-aerator must be mounted vertically. Fire Vent valve pipe sensor De-aeration device e.g. T iger Fill Loop See Fig. 6 pipe section 4.4.6 Supply Fuel storage Fire tank valve Return Sludge Tankmaster valve Fig. 5 - De-aeration device system iQE Horizon Internal Oil Boiler...
- Page 15 7 In the event of an electrical fault after installation of the boiler, the following electrical system checks must be carried out:- Short circuit, Polarity, Earth continuity and Resistance to earth. iQE Horizon Internal Oil Boiler...
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Page 16: Air Supply
For proper combustion of fuel and equipment in and near the boiler. effective discharge of combustion products to the open air. iQE Horizon Internal Oil Boiler... - Page 17 3 The flue terminal must be at least 600 mm from Fig. 10a - iQE ' O ' system in a any opening into the building, and 600 mm above any vertical structure or wall less than a horizontal typical brick chimney distance of 750 mm from the terminal.
- Page 18 Note: As no flue adaptor is supplied with the boiler adaptor, stainless steel smooth bore flexible flue liner, it will be necessary to purchase the iQE CF adaptor a rigid to flexi adaptor and a boiler flue connector. kit (Ref. iQE CF15/35) in order to correctly...
- Page 19 (refer to Fig. 10c) Adaptor (from iQE CF15/35) iQE O-System components (refer to Fig. 10a) Boiler flue connector (from iQE CF15/35) Boiler Fig. 10b - H-system using iQE O and iQE G -system components iQE Horizon Internal Oil Boiler...
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Page 20: Balanced Flue Options
Apart from a conventional flue, several balanced flue 4 External balanced flue (iQE G-system) options are available for use with the iQE Internal Where it is not practical to use a low level boilers. All are suitable for use with Class C2 kerosene. - Page 21 Wall bracket Locking band Extension Kits Starter kit iQEG90 (15/26) intake iQEG200 (26/35) DO NOT iQEG90S short (15/26) OBSTRUCT iQEG200S short (26/35) Components and Part Numbers Fig. 10c - External balanced flue (G-system) iQE Horizon Internal Oil Boiler...
- Page 22 The iQE R-system is supplied as a separate kit. The flue kit includes a Black coated Flue extensions and 45° elbows from the terminal with upstand and is designed to...
- Page 23 Telescopic flue (upper) Elbow, extension Locking band for and adjustable extension adjustable joint section from W-system Telescopic flue (lower) Locking band Starter section Boiler Fig. 10d - Flexible vertical balanced flue (iQE R-system) up to 26kW only iQE Horizon Internal Oil Boiler...
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Page 24: Frost Protection
Distances measured to rim of terminal. Terminal position * 600 Below a gutter or sanitary pipework Horizontal from an opening, air brick or window Clearances recommended by iQE in Above ground or balcony level accordance with British Standards and *600 Below eaves or balcony Building Regulations. -
Page 25: Boiler Location
For Long term protection against corrosion and scale, after flushing, it is recommended that an inhibitor such as Sentinel X100 is dosed in accordance with the guidelines given in BS 7593:1992. Failure to implement the guidelines will invalidate the warranty. iQE Horizon Internal Oil Boiler... - Page 26 3 The expansion vessel can be fitted in either the See Fig. 13 return or flow pipework in any of the iQE sealed system kits, incorporating circulating recommended positions as shown in Fig. 12. To pumps are available. See Section 6.6 and 6.7.
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Page 27: Underfloor Heating Systems
Pipework materials to allow the system to be completely drained. 12 For proprietary expansion vessel/valve/gauge General - iQE Horizon boilers are compatible with both copper and plastic pipe. Where plastic pipe is packs, refer to the manufacturers instructions used it must be of the oxygen barrier type and be of for the correct location on the heating system. -
Page 28: Condensate Disposal
0.2 bar. A suitable low pressure switch kit is available to purchase from iQE Part No. iQE CF15/35 Underfloor systems - Plastic pipe may be used on Underfloor systems where the plastic pipe is fitted after the thermostatic mixing valve. - Page 29 Note: For boiler installed in an unheated area drains when the condensate disposal is via a such as an outhouse or garage, all condensate gulley or soil stack, is not covered by the iQE pipework should be considered as an ‘external’. product warranty.
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Page 30: Condensate Trap
5 - CONDENSATE DISPOSAL Condensate trap iQE boilers are supplied with a factory-fitted Care should be taken when siting the trap such condensate trap to provide the required 75 mm that the overflow outlet is readily visible and that water seal in the condensate discharge pipe from any condensate overflowing from the outlet the boiler. - Page 31 Push the straight connector firmly onto the condensate outlet connection of the condensing heat exchanger - push on at least 20 mm. Rear panel Left hand side panel Fig. 16 - Remove the condensate trap iQE Horizon Internal Oil Boiler...
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Page 32: Boiler Installation
S i d a l l R e a r w a l l Rear exit Side exit Fig. 17a - Low level balanced flue ( iQE Y-System) and Starter kit ( iQE G-System) Dimension (mm) Model A dia 15/26 26/35... - Page 33 Outline R e a r w of boiler S i d a l l Rear exit Side exit Fig. 18a - High level balanced flue ( iQE W-system) Dimension (mm) Model A dia 1215* 1715 - 2115 15/26 1280*...
- Page 34 6. If the iQE G-system (100 mm rigid twin-wall Refer to Section 4.11 and 4.12 and Fig. 12. for the size, flue) is to be fitted to the boiler then the iQE type and position of the connections. adaptor kit (Ref. iQE CF15/35) must be used –...
- Page 35 It is recommend that the boiler should be connected to a switched mains power supply from assembly into the push-fit elbow. a programmer or control system. Refer to Sections 10 for typical control system wiring diagrams. iQE Horizon Internal Oil Boiler...
- Page 36 A valve is open when the operating lever is in line with the valve, and closed when it is at right angles to it. iQE Horizon Internal Oil Boiler...
- Page 37 5 Air damper adjustment screw 2 Control box 6 Air supply tube connection (balanced flue) 3 Reset button with lock-out lamp 7 Pump pressure adjustment screw 4 Flange with gasket (do not remove 8 Pressure gauge connection from boiler) iQE Horizon Internal Oil Boiler...
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Page 38: Commissioning
8 Operate the boiler until it reaches normal operating 2 Check that all fuel line valves are open. temperature. Check oil supply/return pipe for leaks, rectifying where necessary. 3 Remove the plastic burner cover if it was not previously removed. iQE Horizon Internal Oil Boiler... - Page 39 - suitable for outputs of 18.3 and 21 20 A suitable central heating system inhibitor kW only. See Fig 22. must be added to protect the system against the effect of corrosion. iQE Horizon Internal Oil Boiler...
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Page 40: Information For The User
See Section 4.7. information given in Section 14 on page 47. 5 Remove any sludge/water from the fuel tank by opening the sludge valve at the lower end of the tank. iQE Horizon Internal Oil Boiler... -
Page 41: Dismantling Prior To Servicing
Test the heat exchanger condensate drain by Position in vertical plane pouring water into one of the lower tubes and Fig. 24 - Turbulators observe whether the water discharges from the 22 mm condensate outlet. Replace the turbulators. iQE Horizon Internal Oil Boiler... - Page 42 Always check the electrode settings after replacing the nozzle, see Fig. 25. 4 ± 0.3 mm Clamp screw 3 to 3.5 mm Fig. 25 IMPORTANT: The electrode settings given above MUST be observed. iQE Horizon Internal Oil Boiler...
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Page 43: Wiring Diagrams
Centre Pipe Stat Pipe Stat (if fitted) (if fitted) Pump Pump Supply to Supply to Burner Burner Frost Frost Stat Stat 2 channel 2 channel Boiler Terminal Block Boiler Terminal Block Programmer Programmer Fig. 27 iQE Horizon Internal Oil Boiler... -
Page 44: Fault Finding
11 - FAULT FINDING 11.1 Burner fault finding iQE Horizon Internal Oil Boiler... -
Page 45: Boiler Fault Finding
Check boiler cleaning cover and seal are correctly fitted. Check burner is correctly fitted onto flange. Check flue is correctly sealed into flue outlet of boiler. Check the condensate pipe and trap are operating correctly. iQE Horizon Internal Oil Boiler... -
Page 46: Spare Parts
Burner Heads 15 x 4dia. 15 x 4.5dia. 18dia. 20 dia. 5 x R3 5 x R5 T2 - 15/26 and 26/35 T1 - 15/26 15 x 5.5dia. 20dia. 5 x R5 T3 - 26/35 iQE Horizon Internal Oil Boiler... - Page 47 28 Control box assembly 3008652 RBS103 Capacitor 4.5 µF 3002837 RBS149 29 Solenoid lead 3008851 RBS139 Seal kit 3008878 RBS140 30 Cover 3008879 RBS141 Needle valve 3007582 RBS109 Air tube spigot 3062774 RBS143 Regulator 3008651 RBS120 iQE Horizon Internal Oil Boiler...
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Page 48: Health And Safety Information
Do not put oily rags or tools in pockets, especially trouser pockets. Have first-aid treatment at once for an injury, however slight. Do not inhale any vapours from mineral oils. iQE Horizon Internal Oil Boiler... -
Page 49: Ec Declaration Of Conformity
European and recycled according to the Union (EU) directives identified requirements of EU environmental and any amendments made to law. iQE Horizon Internal Oil Boiler... - Page 50 16 - Warranty Terms and conditions of the iQE Warranty All iQE boilers are manufactured and 4. The warranty will commence from the supplied with a Standard 5 year Warranty. date of installation. Without proof of This standard offer includes parts purchase i.e.an invoice the warranty will...
- Page 51 10. The warranty applies only where an • I f the claim/contact procedure set iQE boiler has been installed in a out in section 6, is not adhered to. domestic dwelling in mainland United Kingdom, Northern Ireland and I.O.W.
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Page 52: Warranty
Address line 1 ............................... Address line 2 .............................. Post code etc ............................... Appliance details ............................Boiler Model ..............................Serial Number ............................Flue Type .(circle)....Low-level..High Level..Vertical..Conventional....Installation Date ............................Installation Company OFTEC Registration Number ..............Installers Name............................Installers Telephone Number......................... 0800 0152 252 www.iqe.co.uk... - Page 53 A consortium of leading manufacturers and specialist installation contractors have come together to create this unique product range. The range has been cleverly developed to address all areas of domestic energy saving needs in one holistic approach, including insulating the building fabric;...
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