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  5. Installation, Service And User Instructions Manual

Intergas ECO RF 24 Installation, Service And User Instructions Manual

Other manuals for ECO RF 24: Operating Instructions

Summary of ECO RF 24

  • Page 1

    Intergas heating ltd 1 combi compact eco rf 24 (g.C. 47-291-05) eco rf 30 (g.C. 47-291-06) eco rf 36 (g.C. 47-291-07) installation, service and user instructions please read these installation instructions carefully before installing and using the appliance. Keep these installation instructions with...

  • Page 2

    Intergas heating ltd 2 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 compet...

  • Page 3

    Intergas heating ltd 3 9 commissioning the appliance 29 9.1 filling and venting the appliance and the installation .................................................................................................................... 29 9.2 commissioning the appliance ....................................

  • Page 4

    Intergas heating ltd 4 1 preface 1.1 regulation the intergas combination boiler meets the requirements of statutory instrument ‘the boiler (efficiency) regulations’ and is deemed to meet the requirements of: • gas appliance directive 2009/142/ec • boiler efficiency directive 92/42/eec • low voltage ...

  • Page 5

    Intergas heating ltd 5 frost protection procedures which must be followed to prevent frost damage. 1.6 abbreviations and descriptions used description referred to as high efficiency he intergas combi compact eco rf wall mounted gas fired boiler appliance appliance plus pipe work for central heating ...

  • Page 6

    Intergas heating ltd 6 2 safety regulations the manufacturer intergas heating ltd accepts no liability whatsoever for damage or injury caused by failure to adhere (strictly) to the safety regulations and instructions, or carelessness during installation of the intergas combi compact eco rf high effi...

  • Page 7

    Intergas heating ltd 7 2.4 technical data appliance category c13; c33; c43; c53; c83 gas supply pressure 20 mbar -g20 ; 37 mbar – g31 gas category ii2h3p technical data combi compact eco rf 24 30 36 sedbuk rating a a a gas council number g.C. 47-291-05 g.C. 47-291-06 g.C. 47-291-07 dhw nom. Input ra...

  • Page 8

    Intergas heating ltd 8 2.5 components 03010092 a. Ch pump l. Air supply cap (not te be removed) b. Gas valve m. Flue pipe adapter (only to be used in combination with the accompanying elbow in flue sets). C. Boiler controller n. Connection block / terminal strip x4 d. Sensor s1 o. Condensate drain p...

  • Page 9

    Intergas heating ltd 9 3 general boiler information 3.1 general the intergas combi compact eco rf wall mounted, gas fired boiler is a closed appliance. The appliance is designed to transfer heat to the water circuit in a ch system and the dhw installation. The air supply and combustion gas flue conn...

  • Page 10

    Intergas heating ltd 10 4 operation 4.1 general the intergas combi compact eco rf wall mounted, gas fired boiler is a modulating high efficiency boiler. This means that the power is adjusted in line with the desired heat requirement. The aluminium heat exchanger comprises of two separate copper circ...

  • Page 11

    Intergas heating ltd 11 0 pump overrun of ch after the end of ch operation the pump continues to run. The running time is factory set at the value in accordance with § 10.3. This setting can be changed. In addition, the pump runs automatically for 10 seconds once every 24 hours in order to prevent s...

  • Page 12

    Intergas heating ltd 12 7 pre-heating facility to enable fast delivery of domestic hot water the boiler controller is equipped with a dhw comfort function. This function maintains the temperature of the heat exchanger to a pre defined temperature. The dhw comfort function has the following settings:...

  • Page 13

    Intergas heating ltd 13 5 installer important points please read all instructions before fitting this appliance • the installer shall instruct the user on the operation of the boiler, safety devices contained within the boiler and on the location of the filling loop and how to re-pressurise the syst...

  • Page 14

    Intergas heating ltd 14 6 accessories description article number pipe cover set (incl. Mounting material) 093217 wall mounting jig + exp. Vessel 8 litres eco rf 36 093207 wall mounting jig exp. Vessel 8 litres eco rf 30 093197 wall mounting jig + exp. Vessel 8 litres eco rf 24 093187 outside sensor ...

  • Page 15

    Intergas heating ltd 15 description article number vertical roof terminal (incl. Boiler adapter 60/100) 082973 plume management kit 081294 elbow 90° (for plume management kit) 081284 elbow 60° (for plume management kit) 081285 extension l = 100 incl. Wall bracket (for plume management kit) 081286 ro...

  • Page 16

    Intergas heating ltd 16 7 installation 7.1 overall dimensions appliance with ch, dhw and gas connections backwards: 03010091 appliance + wall mounting jig + bracket a = supply ch Ø22 b = return ch Ø22 c = gas ½” d = cold tap water Ø15 e = dhw Ø15 f = condensate drain Ø25 (flexible) g = drain prv Ø15...

  • Page 17

    Intergas heating ltd 17 7.2 installation location • if the boiler is to be installed in any room or compartment, it does not require any purpose made ventilation for combustion air. If sited in a room containing a bath or shower then particular reference is drawn to the current i.E.E. Wiring regulat...

  • Page 18

    Intergas heating ltd 18 7.3 assembly the boiler can be mounted either on the fixing strip which is supplied in the box or to a wall mounting jig with an expansion vessel. The wall mounting jig includes an expansion vessel and shut off valves. If the fixing strip is used an external robo kit must be ...

  • Page 19

    Intergas heating ltd 19 7.4 installing the appliance 1. Unpack the appliance. 2. Check the contents of the packaging. It consists of: • appliance (a) • wall mounting strip (b) • condensate trap (c) • installation instructions • operating instructions • warranty card • templates for either wall or ji...

  • Page 20

    Intergas heating ltd 20 8 connection 8.1 connecting ch installation 1. Flush the ch system thoroughly (please refer to current standard codes of practice). 2. Fit the flow and return pipes to the isolation valves. 3. All pipes must be fitted unstressed in order to prevent the pipes from ticking. 4. ...

  • Page 21

    Intergas heating ltd 21 8.2 connecting dhw installation 1. Flush the installation thoroughly to clean (please refer to current standard codes of practice). 2. Fit the cold and hot water pipes into the shut off valve and the elbow. 3. Existing connections must not be twisted, in order to avoid leakag...

  • Page 22

    Intergas heating ltd 22 8.3 electrical connection caution a fused spur or an unswitched socket must be located no more than 1 metre from the appliance. Correct earthing in accordance to applicable regulations is obligatory for the safety and functionality of the boiler. For installation in damp room...

  • Page 23

    Intergas heating ltd 23 8.3.2 programmable on / off room thermostat (low voltage) to be connected to contacts 6 and 7 of connector x4. This is a 24 volt connection and no mains power must be applied to these terminals. See chapter 13, electrical diagram. Note 5. The on/off room thermostat has to be ...

  • Page 24

    Intergas heating ltd 24 8.3.6 modulating room thermostat, wireless the eco rf boiler is suited for wireless communication with the honeywell room thermostats dts92e and cms927 without the need to use a send - or receiver module. The boiler and wireless room thermostat need to be paired to each other...

  • Page 25

    Intergas heating ltd 25 8.4 condensate disposal the appliance is provided with a 25 mm flexible pipe from its condensate trap. Connect the flexible tube from the condensate trap to the drain via an open connection. Caution always fill the condensate trap with water and place it on the boiler before ...

  • Page 26

    Intergas heating ltd 26 8.5 flue system 8.5.1 flue pipe and air supply the boiler utilises a special concentric flue adapter which can only be used with the elbow that is part of the horizontal or vertical flue pipes. For the appropriate types see chapter 6 accessories. Note only use approved interg...

  • Page 27

    Intergas heating ltd 27 8.5.3 length flue pipe and air inlet the following lengths (l = meters) for the combustion system are valid: combi compact eco rf 24 c13(1) c33(2) c13(1) c33(2) c53(3) c33(4) 60/100 60/100 twin-80 twin-80 60/100 l1 60 l2 60/100 l1 80 l2 l l l l 10.2 11 37.6 37.6 7 1 9 1 1 12 ...

  • Page 28

    Intergas heating ltd 28 8.5.6 plume management kit the plume management kit comprises of a 710 mm horizontal section with elbow to connect the 1m vertical condensing tube, which has a horizontal or vertical terminal dependant on your requirements. The maximum length of horizontal flue including the ...

  • Page 29

    Intergas heating ltd 29 9 commissioning the appliance at the time of commissioning, complete all relevant sections of the benchmark checklist located in section 16 of this document. 9.1 filling and venting the appliance and the installation 9.1.1 ch system caution when an additive is added to the ch...

  • Page 30

    Intergas heating ltd 30 9.1.4 combustion the combustion for this appliance has been checked, adjusted and preset at the factory for operation on the gas type defined on the appliance data plate. Do not adjust the air/gas ratio valve. Having checked: • that the boiler has been installed in accordance...

  • Page 31

    Intergas heating ltd 31 9.2 commissioning the appliance read-out operation 1 on / off a on / off button 2 ch operation or setting maximum ch temperature b dhw / ch button, for setting desired temperature 3 dhw operation or setting dhw temperature c - button 4 desired temperature of ch or dhw in °c /...

  • Page 32

    Intergas heating ltd 32 9.3 shutting down caution drain the appliance and the installation if mains power has been interrupted and there is a possibility of freezing. 1. Drain the appliance at the drain tap. 2. Drain the installation at the lowest point. 3. Close the main cock for the water supply t...

  • Page 33

    Intergas heating ltd 33 10.1.4 changing the settings of the various functions: holding the key pressed in for 2 seconds takes you to the user settings menu(led at and the figure display start to flash). Pressing the key repeatedly results in a different function led flashing each time. When the led ...

  • Page 34

    Intergas heating ltd 34 9 ch pump post purge period after dhw operation 1 1 1 adjustment range 0 to 15 minutes (n.A. For combi compact appliance) a position external valve 0 0 0 0 = activated during ch demand 1 = activated during dhw demand 2= activated during every heat demands 3 = combination with...

  • Page 35

    Intergas heating ltd 35 10.4 setting maximum ch power the maximum ch power is set at 70% in the factory. If more or less power is necessary for the ch installation, the maximum ch power can be changed by changing the fan speed (rpm). See table “setting ch power”. This table shows the relationship be...

  • Page 36

    Intergas heating ltd 36 10.6 weather– compensation adjustment when an external sensor is connected the supply temperature is adjusted automatically depending on the outside temperature, in accordance with the heating line set. The maximum supply temperature (tmax) is set via the main display. If des...

  • Page 37

    Intergas heating ltd 37 10.7 checking co 2 settings the co 2 setting has been set in the factory and in principle requires no adjustments. The setting can be checked by measuring the co 2 percentage in the combustion gases (x). In case of possible disturbance of the adjustment, replacement of the ga...

  • Page 38

    Intergas heating ltd 38 test program l = low setting: 8. Select low setting by simultaneously pressing and once. L. Appears in the service display. 9. Allow readings to stabilize. After waiting at least 3 minutes check the co 2 percentage as listed in the table below. Co 2 value (%) at minimum power...

  • Page 39

    Intergas heating ltd 39 10.8 adjusting co 2 setting a. Protection cap b. Adjusting screw for minimum power 1. Remove the protection cap (a). 2. Adjust the set screw (b) to the correct co 2 value (clockwise higher and anti- clockwise lower). See for the correct value the table below. Adjustment value...

  • Page 40

    Intergas heating ltd 40 10.9 conversion to different gas type caution work on gas carrying parts may only be carried out by a qualified competent person. If a different type of gas is connected to the appliance than that for which the appliance has been set by the manufacturer, the gas metering ring...

  • Page 41

    Intergas heating ltd 41 10.10 faults 10.11 fault codes if the fault led is flashing, the boiler controller has detected a fault. A fault code will be indicated on the main display. Once the fault has been rectified the boiler controller can be restarted. Press the reset key on the operating panel. T...

  • Page 42

    Intergas heating ltd 42 no no spark. Ignition unit on gas valve faulty. Check the cabling. Check the spark plug cap. Replace the ignition unit. No gas/air adjustment not correctly set. Check adjustment. See gas/air adjustment. No fan faulty. Check the wiring. Check the fuse , if necessary, replace t...

  • Page 43

    Intergas heating ltd 43 no burner not firing on ch: sensor s1 or s2 faulty. Replace sensor s1 or s2. See fault code. No burner does not ignite. See burner does not ignite. 10.12.5 the power is reduced possible causes: solution: at high rpm the power has fallen by more than 5%. Check appliance and fl...

  • Page 44

    Intergas heating ltd 44 11 maintenance the appliance and the installation should be checked and if necessary cleaned every year by a registered expert. For assembly and disassembly the following tools can be used: 1. Cross head screwdriver 2. Allen key 8 mm 3. Fork spanner 30 mm after servicing, com...

  • Page 45

    Intergas heating ltd 45 11.3 assembly caution when fitting the various seals check for damage, hardening, tears or hairline tears and/or discoloration. Where necessary fit a new seal. Also check whether seals are still correctly positioned. Warranty will be void by not correctly replacing removed pa...

  • Page 46

    Intergas heating ltd 46 12 electrical diagram 12.1 electrical diagram combi compact eco rf a earth connections heat-exchanger f fuse (3.15 a t) p1 ch pump s3 dhw sensor b spark plug cover g gas valve + ignition unit r resistance s5 flow sensor c boiler controller i ionisation-/ ignition probe s1 flo...

  • Page 47

    Intergas heating ltd 47 12.2 tc resistances ntc 12kohm t [°c] r[ohm] t [°c] r[ohm] t [°c] r[ohm] -15 76020 25 12000 65 2752 -10 58880 30 9805 70 2337 -5 45950 35 8055 75 1994 0 36130 40 6653 80 1707 5 28600 45 5522 85 1467 10 22800 50 4609 90 1266 15 18300 55 3863 95 1096 20 14770 60 3253 100 952.

  • Page 48

    Intergas heating ltd 48 13 short spares list description article number boiler controller 074647 fan 24 v 074397 wall mounting strip 145308 temperature sensor (heat exchanger) 200117 temperature sensor (dhw) 200177 modulating ch pump 210337 ignition / ionisation electrode 209367 ignition / ionisatio...

  • Page 49

    Intergas heating ltd 49 14 warranty conditions with due regard for the conditions indicated below, intergas heating ltd warrants to the authorised installer the soundness of the materials used in and the correct operation of its central heating products, when used for the purpose for which they are ...

  • Page 50

    Intergas heating ltd 50 16 gas boiler system commissioning checklist.

  • Page 51

    Intergas heating ltd 51 17 service record.

  • Page 52

    Intergas heating ltd 52 intergas boilers are manufactured in a kiwa iso 9001 certified production faccility. Intergas heating ltd 884587-01 intergas heating limited telephone : 01527 888000 building 94 fax : 01384 279480 bay 1 vantage point info@intergasheating.Co.Uk the pensnett estate www.Intergas...