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remeha Gas 3c ECO

Fully condensing
atmospheric gas boiler

101 - 407 kW

Technical information

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Summary of Contents for remeha Gas 3c ECO

Page 1: ...1 remeha Gas 3c ECO Fully condensing atmospheric gas boiler 101 407 kW Technical information ...

Page 2: ... 5 1 Simple instrument panel 10 10 5 2 Complete instrument panel 11 10 6 Wiring diagram boiler 12 10 6 1 Complete wiring diagram for boiler with simple instrument panel 12 10 6 2 Complete wiring diagram for boiler with complete instrument panel 13 11 Commisioning 14 11 1 Technical information 14 11 2 Commissioning 14 11 3 Switch off the boiler 14 12 Maintenance 15 12 1 General 15 12 2 Maintenance ...

Page 3: ...ler block primary heat exchanger of cast iron sections connected with conical nipples Economiser secondary heat exchanger of anodised aluminium Gas train can be fitted on the left or right hand side of the boiler Water connections can be fitted on the left or right hand side of the boiler The return is fitted as standard on the left hand side of the economiser The gas train should always be fitted...

Page 4: ... 1195 1195 1195 1195 1195 1195 1195 1195 1225 1225 1225 1610 1610 1610 1610 1710 1710 1710 1740 1740 1740 1800 1800 1800 1425 1425 1425 1425 1435 1435 1435 1435 1435 1435 1500 1500 1500 85 85 85 85 107 107 107 131 131 131 131 131 131 736 736 736 736 736 736 736 736 736 736 769 769 769 600 600 800 800 1000 1000 1200 1200 1400 1400 1600 1600 1800 143 143 139 139 134 134 134 123 123 123 116 116 116 6...

Page 5: ...ter is untreated The boiler contains an aluminium heat exchanger and the system will also contain a variety of metals Ferrous metals cast iron and steel and non ferrous metals copper brass and gunmetal may be present so it is essential that treatment is suitable for all of them Suitable chemicals and the extent of treatment should be discussed with specialist manufacturers prior to any work commen...

Page 6: ... room back to back Fig 03 Boiler installations 1875 350 1800 1498 131 1775 350 1800 1498 131 1675 350 1800 1498 131 15 16 17 1575 300 1737 1435 131 14 1475 300 1737 1435 131 13 1375 300 1737 1435 131 12 11 1075 200 250 1710 1435 107 9 1175 200 250 1710 1435 107 10 8 975 200 250 1710 1435 107 7 6 675 200 250 1710 1435 107 775 200 250 1710 1435 107 875 200 250 1710 1435 107 B Ø D G H K 1275 200 250 ...

Page 7: ...ve male connectors The capillary from the control panel should be fitted in the pocket of the boiler which is located in the top front of the sections The instrument panel pocket and the flow should be always fitted to the same side of the boiler either left or right and standard on the same side as the gas train A B C D E 11 10 9 8 7 6 5 4 2 1 3 Fig 04 Instrument panel The modules contain Module ...

Page 8: ...tection lock out Moniterers by ionisation flame detection 7 4 2 Thermostats Control thermostat On Off T G 35 95 C High Limit lock out at 110 C 7 4 3 Air pressure switch lock out An air pressure switch checks the function of the flue fan If a failure is detected the boiler is shut down 7 3 Standard electronic gas train Fig 05 5 12 sections Fig 06 13 17 sections Legend A Gas cock PB Pilot burner DR ...

Page 9: ...e connection for welding Ø 70 mm to the installation The top blind flange has an integral cast 1 tapping to accept a safety valve The end sections have a 3 4 tapping to accept a drain off cock Tapping BSP The economiser has at the bottom a 1 2 tapping for a drain off cock 8 4 Pocket for instrument panel The pocket should be fitted in the top front end section of the boiler and at that side of the ...

Page 10: ...installation must conform to the IEE Regu lations and also to Local Authority Requirements 10 2 Control panel A control panel is fitted on the gas train 10 3 Electric connections The boiler is pre wired Only the mains supply should be connected to the control panel 10 4 Electric data Main supply 240 V 50 Hz L N Installed fuse 6 Amp Running current Legend CT Control thermostat HLT High limit thermo...

Page 11: ...mostat DK Reset button F Fuse FD Flame detector FF Flue fan H Lock out Operating light HLT High limit thermostat IT Ignition transformator LD2 Air pressure switch MB Multi bloc MS Main switch PGV Pilot gas valve SSV Safety shut off valve S1 Boiler switch Connector O Connection screws control box Ø Connection screws control panel ...

Page 12: ... remeha Gas 3c ECO Fig 10 Complete wiring diagram for the boiler with simple instrument panel 10 6 Wiring diagram for the boiler 10 6 1 Complete wiring diagram for the boiler with simple instrument panel ...

Page 13: ...13 10 6 2 Complete wiring diagram for the boiler with complete instrument panel High Low thermostat will not be used Fig 11 Complete wiring diagram for the boiler with complete instrument panel ...

Page 14: ...njector size main burner Ø 4 4 mm Burner pressure full load 12 3 mbar Pilot burner pressure 13 mbar 11 2 Commissioning 1 Check gas connections 2 Check electrical supply L N and earth The control box operates on a neutral phase supply 3 Check water connections and release the air out of the ECO and boiler Fill the syphon with water 4 Switch on circulation pump and check rotation direc tion 5 Open m...

Page 15: ...aned by using the nylon clea ning brush In that case remove the rear panel and then the intermediate panel Clean the aluminium pipes using the special nylon cleaning brush avai lable from Broag Clean the condensate collector Never use the nylon brush for the cast iron sec tions and the economiser 3 Remove the lit of the siphon trap and clean it 4 Clean the burners internally and externally 5 Clean...

Page 16: ...main our property and may not be multiplied without our prior consent in writing Subject to alterations Art nr 50 455 1000 06 96 Bo ISO 9001 since 1988 Broag Ltd Head office Remeha House Molly Millars Lane Wokingham Berkshire RG 41 2QP Tel 0118 9783434 Fax 0118 9786977 Branch office Unit 3 Kestrel Close Quarry Hill Ind Estate Ilkeston Derbyshire DE7 4RD Tel 0115 9440778 Fax 0115 9440588 ...

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