Ferroli SIGMA Installation And Servicing Instructions
Wall mounted cast iron, gas fired boiler for central heating fan assisted, room sealed, electronic flame ignition and control
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- Installation and servicing instructions (32 pages) ,
- Installation and servicing instructions (36 pages) ,
- User instructions (4 pages)
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Summary of Contents for Ferroli SIGMA
- Page 1 Wall Mounted ast Iron, as Fired Boiler for entral Heating Fan Assisted, oom Sealed, lectronic Flame Ignition and ontrol INSTALLATIO I IN INST TIONS Sigma 60 - 100 N° 41-267-19...
- Page 2 Sigma IMPORTANT Your "benchmark" Installation, Commissioning and Service Record Log Book will be enclosed in your customer information pack. This record must be completed and left with the end user. erroli is a mem er of the enchmar initiative and full supports the aims of the programme. enchmar...
- Page 3 Sigma 1.01 Introduction Sigma is d fi d as a “ s al d” b il , all ai q i d f b s i is ak ic i is i s all d. I is a a c gas fi d...
- Page 4 Heat Injectors input input (mm) output Model (net) (gross) G20 m /h-NG G31 kg/h-LPG G20-NG G31-LPG Ø Ø Sigma 60/100 29,3 17,9 32,2 20,5 35,7 32,7 0,67 3,45 2,17 2,52 1,60 Burner gas pressures Gas supply pressures G20-NG G31-LPG Model...
- Page 5 Sigma 1.04 General Layout and Main Components C.H. out C.H. in m ealed c m ar me a c c e ral ea e ral ea re r c am er Air in ec r Flue out r er ar a d e...
- Page 6 2.01.01 ocation of oiler The installation o the Sigma must be on a suitable non-combustible load bearing wall which will provide an ade uate fi ing or the boiler mounting brac et assembly. The location should be in an area where the water pipes will not be sub ected to rost conditions.
- Page 7 Sigma 2 01 0 Gas Supply ecessary the local as supplier should be co sulted at the i stallatio i g stage i order to establish the availability of a ade uate supply of gas. A e isti g service pipe must be used without prior co sultatio with the Local as supplier.
- Page 8 Sizi g f e ve el : If water treatment is used ferroli limited recommend only the use of Ferno or Sentinel water treatment products which must VESSEL CHARGE be used in accordance with the manufacturers instructions. For...
- Page 9 Sigma 2 04 Wall Mounting 2 04 01 Drilling Template 255 min 132,5 167,5 min 5 min Minimum clearances and drilling template for standard rear fl ue. min. 138 Drilling template for orizontal concentric fl ue.
- Page 10 Sigma 2.04.02 Wall mounting instructions for Rear Flue Application Fig. Fig. Fig. 9 Select suitable mounting position for rill four 10 mm holes 0 mm deep to nsert the plastic plugs. boiler. Refer to fi g. 6 for dimensions and accept the all plug.
- Page 11 Sigma ig 1 ig 1 entl pull ack until wall seal is fl ush with the wall. osition the wall plate on the wall. i plate to wall with the s uare gasket etween the wall and the plate use the large diameter washers or the olts ad screws.
- Page 12 Sigma Fig. 1 Fig. 19 Fig. 20 nstall the inner metal ue a into the ift boiler with flue pipe in place, ake sure the inner ue is full engage adapter engage inner and outer ue, slide into in the ue terminal, secure boiler with position.
- Page 13 Sigma For top outlet For rear outlet Remove fan mounting plate by undoing Rotate the fan through 90° so that the fan nozzle points upward. Secure the fan the three fi ing screws to the plate in the new position using screws in position oiler is fi...
- Page 14 Sigma p u l hree different connection are availa le from top of the oiler usin accessories as reported on . 0a e c and on examples a next pa e. p u l h iz p u l p u l ical ic flu...
- Page 15 Reduction for bend length permissible back exit Vertical *Horizontal Vertical *Horizontal Sigma 60/100 100 mm concentric bend 90° 100 mm concentric bend 45° 0,5 m 125 mm concentric bend 90° 0,5 m For horizontal fl ueing the reduction for appliance bend are already included.
- Page 16 fl ow resistance calculated is less or e ual to 0 metre. hoose the more suitable restrictor from table below. Use restrictor: Total flow resistance Sigma 60/100 0 - 4 m Ø 43 4 - 12 m Ø...
- Page 17 Sigma...
- Page 18 Sigma .0 .03 mi a D, E Balanced flues room Open flues sealed Dimensions Terminal position (kW input expressed in net) Natural Fanned Natural Fanned draught draught draught draught Directly below an opening, air brick, (0-7 kW) 300 mm 300 mm...
- Page 19 Sigma 2.08.01 Schematic wiring diagram for fully pumped system 230V ~ 50 Hz SwL L N PL Blue G C P Fully pumped ig. 0a olors ey n a n n f there are no e ternal controls tted connect the...
- Page 20 Sigma 3.01 Checks to be carried out before starting up for the fi rst time When fi ring the boiler up for the fi rst time, it is good practice to check: that the isolation valves between the boiler and central heating systems are open;...
- Page 21 Sigma 01 Adjusting the gas pressure and heat output ll wing a ustments must be carrie ut by uali e pers nnel nly. a ust b iler heat input simply a ust the burner pressure gas ia the pressure regulat r n the gas al e ( g.
- Page 22 Sigma 02 Adjusting central heating flow temperature Central heating water temperature is adjusted by rotating the control knob (fi g. 5 ). Rotate the knob clockwise to increase water temperature, anticlockwise to reduce water temperature. Temperature can be varied from a minimum of 60°C to a maximum of 8 °C.
- Page 23 If performing combustion analysis prior to servicing, the CO/CO ratio must not exceed 0.0004. If it does, a full service is required. After a full service the CO/CO ratio must not exceed 0.0008. 6.0 Sigma Servicing r ce ure (only to carried out by a competent person) isually check the boiler for correct installation and fl ueing.
- Page 24 Sigma If inlet working pressure is ok using the test point on the gas valve marked OUT check the burner pressure. Burner pressures for the required heat output can be obtained from fig. a for natural gas and fig. b for LPG.
- Page 25 Sigma a y pa a a d l la d 7.01 To remove Outer Cover ly pull u a d l 7.02 Removal of Fan Assem ly (rear fl ueing) fi g. 46 al d ull a a d a p 7.0 Over eat T ermostat (fi...
- Page 26 Sigma 7.07 Gas Valve (fi g. 48) a that th ga inl t i lati n k t th b tt f th ga th full and h u ing f th ga ) and pla id . balan a th l ad f...
- Page 27 Sigma Before commencing any fault fi nding procedure on the boiler, ensure electricity is on to the appliance, the gas supply is turned on, purged and is sound, and the system is full of water. Note: in certain condition the fan and overheat thermostat may have 30 v at their terminals, but the fan will not run.
- Page 28 Sigma During the ignition phase, there is no spark to the electrode Check the boiler is connected to the mains and is effi ciently earthed Check the safety thermostat Check the electrode is ositioned correctly and free from corrosion de osits...
- Page 29 Sigma 8.03 General test and fault fi nding chart fan runs boiler does not work 230V at live connection check mains supply of terminal block and fuse eletrode 230V at switched check external sparks live connection of controls terminal block...
- Page 30 Sigma The boiler is designed for use with two types of gas: natural gas NG or propane (LPG). The type of gas can be selected when purchasing the boiler or the appliance can be converted later on site by a competent person. It operates with technologically advanced systems such as electronic adjustment, safety and control devices.
- Page 32 Should ou re uire help ith an difficulties call our Technical Ser ice Helpline on 08707 282 885 Phone nu Installer Ser ice En ineer ALL SPECIFICATIONS SUBJECT TO CHANGE Please note - to avoid incurring unnecessary expense, in the event of a boiler shut down, check this in not caused by lack of electricity supply, gas supply or low water pressure before calling our Customer Service Helpline.