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Intergas Heating Ltd
Combi Compact
ECO RF 24
ECO RF 30
ECO RF 36
Installation, service
and user instructions
Please read these installation instructions carefully before installing and using
the appliance. Keep these installation instructions with the appliance.
Always act in accordance with the instructions indicated.
(G.C. 47-291-05)
(G.C. 47-291-06)
(G.C. 47-291-07)
1
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Table of Contents
Related Manuals for Intergas ECO RF 24
Summary of Contents for Intergas ECO RF 24
- Page 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 the appliance.
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Page 2: Table Of Contents
Overall dimensions ..................................16 Installation location ..................................17 Assembly ....................................... 18 Installing the appliance .................................. 19 Connection Connecting CH installation ................................20 Connecting DHW installation ................................. 21 Electrical connection ..................................22 Condensate disposal ..................................25 Flue system ....................................26 Intergas Heating Ltd... - Page 3 © 2014 Intergas Heating Ltd. All rights reserved. The information provided applies to the standard version of the product. Intergas Heating Ltd cannot therefore be held liable for any loss or damage arising from product specifications deviating from the standard version. The available information has been compiled with all possible care, but Intergas Heating Ltd cannot be held liable for any errors in the information or for the consequences thereof.
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Page 4: Preface
• R&TTE Directive (1999/5/EG) • Intergas declares that the materials used in the manufacturing of this appliance are non- hazardous and that no substances harmful to health are contained within the appliance. 1.2 Warnings Intergas accepts no responsibility for the unsatisfactory performance of the appliance or flue arising from the failure to comply with the installation and user instructions. -
Page 5: Abbreviations And Descriptions Used
1.6 Abbreviations and descriptions used Description Referred to as High efficiency Intergas Combi Compact ECO RF wall mounted gas Appliance fired boiler Appliance plus pipe work for central heating CH installation Appliance plus pipe work for domestic hot water DHW installation 1.7 This manual... -
Page 6: 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 Efficiency wall mounted gas fired boiler and any associated accessories. -
Page 7: Technical Data
(*) The maximum CH power is factory set at 70% of the highest value (See section §10.4, Setting maximum CH power). We have a policy for continual improvement and development, therefore we reserve the right to change specifications without prior notice. Intergas Heating Ltd... -
Page 8: Components
Hot water sensor S3 Condensate trap Flow sensor Heat exchanger CH pressure sensor Operating panel and read-out Mains lead 230 V AC without plug (stripped) Ionisation / Ignition electrode Manual air bleed Position of data plate Sight glass Intergas Heating Ltd... -
Page 9: General Boiler Information
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. -
Page 10: Operation
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 circuits. - Page 11 During DHW operation the fan speed, and hence the power of the appliance, are controlled by the boiler controller so that the DHW water temperature reaches the DHW temperature setting. The water temperature can be set between 40°C and 65°C (See § 10.1.6). Intergas Heating Ltd...
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Page 12: Pc Interface
The boiler controller is equipped with an interface for a PC, which can be connected by means of a special cable and associated Intergas Diagnostic Software (IDS). This facility allows the behaviour of the boiler controller, the appliance and the heating installation to be monitored over a longer period. -
Page 13: Installer Important Points
If you experience any problems please refer to the installation and commissioning • guidelines within the boiler instruction manual. If necessary, please contact Intergas Heating Ltd (See § 1.8). Remember it is a requirement to complete the Benchmark code of practice logbook before leaving the installation. -
Page 14: Accessories
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 203207 Sampling cap 847000 Bend 45°... - Page 15 081294 Elbow 90° (for plume management kit) 081284 081285 Elbow 60° (for plume management kit) 081286 Extension L = 100 incl. wall bracket (for plume management kit) 090100 Robo kit 8 ltr. 090000 Robo kit 12 ltr. Intergas Heating Ltd...
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Page 16: Installation
Ø22 ½” Cold tap water Ø15 Ø15 Condensate drain Ø25 (flexible) Drain PRV Ø15 Combi Compact ECO RF 36 Combi Compact ECO RF 30 Combi Compact ECO RF 24 Flue pipe / air supply Ø60/100 (concentric) 03010091 Intergas Heating Ltd... -
Page 17: Installation Location
Proceed as follows: If cover plate (A), is used, remove to the front. • Unscrew the two screws (1) behind the appliance display window. • Pull the bottom of the front panel (2) forwards. • Intergas Heating Ltd... -
Page 18: Assembly
Combi Compact ECO RF 36 Combi Compact ECO RF 30 Combi Compact ECO RF 24 7.3.2 Using the fixing strip + ROBO kit ( 8 or 12 litre) Position the fixing strip to the wall and drill the holes. -
Page 19: Installing The Appliance
32mm diameter in order to prevent the condensate from freezing. 7.4.1 Fitting the cover plate (optional) Hang the flanged upper edge of the cover plate on the washers under the base of the appliance and slide the cover plate as far as possible towards the rear. Intergas Heating Ltd... -
Page 20: Connection
CH request for heat. Connection diagram for floor heating Boiler Pump Floor heating valve Non return valve (spring operated) Electrical valve 230 V AC Radiators G. Room thermostat Maximum thermostat Intergas Heating Ltd... -
Page 21: Connecting Dhw Installation
C = Combi Compact ECO RF 36 X. Bar Y. Litres per minute (*) The Combi Compact ECO RF 24 is equiped with a flow restrictor of 8 litres. When a DHW flow above 8 liters is required this flow restrictor has te be removed. 8.2.3... -
Page 22: Electrical Connection
Open Therm (OT) with 11 – 12 timer function Temperature control Connector X2 Notes Programmable Room 1 – 3 thermostat 230 V or Programmable external control 230 V Frost thermostat 230 V 1 – 3 03010015 Intergas Heating Ltd... - Page 23 For the heating line setting, see weather-dependent regulation (See § 10.6 ). The sensor should be fitted where possible on a north facing wall. 8.3.5 230 volt room thermostat with timer function To be connected to contacts 1 and 3 of connector X2. See electrical diagram. Intergas Heating Ltd...
- Page 24 All controls/ zones should be connected in an external wiring centre and a switched live connected to 1 on X2. Set in-built timer to C-ON. Warning High Voltage Isolate the appliance from the electrical supply before connecting the thermostat. Intergas Heating Ltd...
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Page 25: Condensate Disposal
- the use of fittings, elbows etc should be kept to a minimum ans any internal ‘’burrs’’ on cut pipework should be removed so that the internal pipe section is as smoooth as possible. For more information about preventive measures against freezing please visit the HHIC website http://www.centralheating.co.uk/checklists/frozen-condensate-pipes. Intergas Heating Ltd... -
Page 26: Flue System
6 Accessories. Note Only use approved Intergas flue products with this boiler, which can be sourced from the supplier of your boiler or Intergas stockist. The standard horizontal flue pipe is not supplied with the boiler and should be purchased separately from your supplier. - Page 27 The vertical flue system contains a flue adapter concentric 60/100 to replace the standard adapter on the boiler. Please note that the terminal is suitable for a flat or pitched roof and only approved Intergas flue products can be used with this boiler.
- Page 28 1. Check condensate trap is filled with water and correctly connected to boiler. 2. All flue joints are correctly made, unstressed and adequately supported. 3. All parts of the flue can be visually inspected -ensure suitable access where flue is positioned within voids- Intergas Heating Ltd...
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Page 29: Commissioning The Appliance
Do not adjust the air/gas ratio. Correct gas supply to obtain sufficient working pressure. Note. The inlet working pressure must be obtained with all other gas appliances at the property working. Intergas Heating Ltd... - Page 30 The flue termination should also be checked. Where suitable access for a visual inspection of an existing flue system has not been provided the appliance must not be commissioned and it must be disconnected from the gas supply. Intergas Heating Ltd...
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Page 31: Commissioning The Appliance
This will occur at the the time of the last request for heat. To change this time the room thermostat should be turned up briefly at the desired time. The pump does not run during DHW operation. • Intergas Heating Ltd... -
Page 32: Shutting Down
Check the nature of the fault on the basis of the fault codes in § 11.1 and resolve the cause of the fault if possible before resetting the appliance. Intergas Heating Ltd... -
Page 33: Setting Via The Service Code
(end user setting) Min. outside temperature of the Adjustment range -9°C to 10°C heat curve Max. outside temperature of Adjustment range 15°C to 30°C the heat curve CH pump post purge period Adjustment range 0 to 15 minutes Intergas Heating Ltd... - Page 34 Anti cycle time Adjustment range 0 to 15 minutes (Delay time reacting on CH demand after exceeding maximum setting CH temp.) Ref. value DHW 24 = ECO RF 24 30 = ECO RF 30 36 = ECO RF 36 Intergas Heating Ltd...
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Page 35: Setting Maximum Ch Power
17,5 22,7 28,4 31.9 75 % Appliance pressure loss graph, CH side Combi Compact ECO RF 24 Combi Compact ECO RF 30 Combi Compact ECO RF 36 50 % Flow in l/h Pressure loss / water head in mH 25 %... -
Page 36: Weather- Compensation Adjustment
Supply T in °C Factory setting (Tmax CH = 80°C, Tmin CH = 25°C, Tmin out = -7°C, Tmax out = 25°C) Example (Tmax CH = 60°C, Tmin CH = 25°C, Tmin out= -7°C, Tmax out = 25°C) Intergas Heating Ltd... -
Page 37: Checking Co Settings
It is not possible to adjust the CO percentage on test program H. When the CO percentage is not in accordance with the value as listed in the table please contact Intergas Technical Services 01527 888 000. No adjustment to the CO percentage should be made without permission from Intergas Technical Services. - Page 38 12. Reposition the front cover. CAUTION Check that the Flue sampling point X is gas tight after sampling. CAUTION Work on gas carrying parts may only be carried out by a qualified competent person. Intergas Heating Ltd...
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Page 39: Adjusting Co Setting
Check that the measurement nipples used are gas-tight. CAUTION Check that the Flue gas sampling point and the Gas test point are gas-tight. No adjustment should be made to the gas valve without prior permission of Intergas Technical Services. Intergas Heating Ltd... -
Page 40: Conversion To Different Gas Type
When the CO percentage at high setting is not within the prescribed tolerance band please contact Intergas Heating. 13. Place a sticker for the gas type set over the existing sticker next to the gas valve. -
Page 41: Faults
29,30 Gas valve relay faulty Replace boiler controller • CAUTION Always use original Intergas spare parts when replacing components. Failure to fit the sensors S1 and/or S2, or to fit them correctly can result in serious damage. CAUTION * The boiler is equipped with a non-return valve (A), positioned above the fan. - Page 42 Replace the weather-dependant adjustment. Check the wiring against the diagram. No current (24 V). Check the connector X4. Replace the faulty manager. Check the power supply. Check connector X2. Pump not running. Replace faulty pump. Intergas Heating Ltd...
- Page 43 Set the hot water circuit, depending on the desired temperature. No heat transfer as a result of lime scale or Descale or flush the exchanger DHW side. fouling in the heat exchanger DHW side. Cold water temperature <10°C. Intergas Heating Ltd...
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Page 44: Maintenance
11.2 Cleaning Clean the heat exchanger from top to bottom with a plastic brush or compressed air. Clean the underside of the heat exchanger. Clean the condensate drain pan with water. Clean the condensate trap with water. Intergas Heating Ltd... -
Page 45: Assembly
N.B. The picture is showing a front plate with 11 shoulder bolts (Kombi Kompakt ECO EF 30 or ECO RF 36). The front plate for the ECO RF 24 has 9 shoulder bolts. Fit the gas connection below the gas valve. -
Page 46: Electrical Diagram
(2 = Live (brown), 4 = Neutral (blue)) CV-pump (8 = Live (brown), 7 = Neutral (blue) Shut-off valve, floor heating (3 = Live (brown), 5 = Switch (black), 6 = Neutral (blue) (VC4013 Honeywell 3-5-6 230V~) Connector X5 Computer interface Intergas Heating Ltd... -
Page 47: Tc Resistances
12.2 TC resistances NTC 12kOhm T [°C] R[ohm] T [°C] R[ohm] T [°C] R[ohm] 76020 12000 2752 58880 9805 2337 45950 8055 1994 36130 6653 1707 28600 5522 1467 22800 4609 1266 18300 3863 1096 14770 3253 Intergas Heating Ltd... -
Page 48: Short Spares List
O-ring front plate Combi Compact ECO RF 36 876597 O-ring front plate Combi Compact ECO RF 30 877927 O-ring front plate Combi Compact ECO RF 24 876467 Seal ring condensate collector (heat exchanger connection) 878147 O-ring flue pipe dia 68*4... -
Page 49: Warranty Conditions
Conditions to the contrary are expressly rejected. The warranty is effective only if the annex to this warranty With due regard for the conditions indicated below, Intergas Heating certificate has been signed by the purchaser and returned to Ltd warrants to the authorised installer the soundness of the us within 8 days of the date of installation. -
Page 50: Gas Boiler System Commissioning Checklist
16 GAS BOILER SYSTEM COMMISSIONING CHECKLIST Intergas Heating Ltd... -
Page 51: Service Record
17 SERVICE RECORD Intergas Heating Ltd... - Page 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 : 01384 279480 Bay 1 Vantage Point info@intergasheating.co.uk www.intergasheating.co.uk The Pensnett Estate Kingswinford DY6 7FS...
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