Ravenheat CSI85A(T) Installation And Servicing Instructions Download Page 1

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CSI 85 A (T)

Summary of Contents for CSI85A(T)

Page 2: ...liable diverter valve with ethylene propylene diaphragm permitting primary flow circulation in the boiler during domestic hot water supply Built in frost protection Printed circuit board designed to c...

Page 3: ...ger for D H W water 3 Burner 4 Sensing electrode 6 Condensing heat exchanger 9 Ignition electrode 11 Frame 12 Modulating gas valve 15 Heating control 22 Overheat cut off thermostat 16 Hotwatercontrol...

Page 4: ...Modulatinggasvalve 15 Heatingcontrolpotentiometer 16 Hotwatercontrolpotentiometer 17 Waterpressureswitch 18 Overheatcut offthermostat 20 Gasservicecock 21 Compressionballvalves 23 Safetyreliefsystem 2...

Page 5: ...pply radiators 6 etc with heating circuit fully so as to operate the low water sensor device the boiler will start in the same way as domestic hot water mode but with slightly differing time delay in...

Page 6: ...at 2 4 4 When D H W is no longer called for the boiler automatically returns to the central heating mode 2 4 5 Switch 33 in the summer position The boilerfunctionslikeanautomaticgashotwater heater Whe...

Page 7: ...GE C H 15 mm copper pipe CONDENSATION DRAIN 3 4 21 5 mm push fit over flow MAX COLD WATER CAPACITY WITHOUT ADDITIONAL EXPANSION VESSEL 110 LITRE SEALED WATER SYSTEM C H MAX PRESSURE PHS 2 5 bar MINIMU...

Page 8: ...mpression isolating valve OUTLET CONNECTION D H W 15 mm compression SAFETY DISCHARGE C H 15 mm copper pipe CONDENSATION DRAIN 3 4 21 5 mm push fit over flow MAX COLD WATER CAPACITY WITHOUT ADDITIONAL...

Page 9: ...ard SECTION 4 GENERAL REQUIREMENTS 4 0 1 SAFETY Gas Safety Installation and Use Regulations 1994 and amended 2000 It is law that all gas appliances are installed and serviced by a CORGI registered ins...

Page 10: ...be fitted in accordance with BS 6891 Pipework from the meter to the boiler must be of adequate size 22 mm min To within at least 3 metre of the boiler 15 mm min can then be used for remaining pipe wor...

Page 11: ...ION central heating 4 8 1 Detailed recommendations are given in BS 6798 1987 5449 1990 for smallbore and microbore central heating systems The following notes are given for general guidance 4 8 2 Pipe...

Page 12: ...to accommodate the increase of water volume when the system is heated It can accept up to 6 Its of expansion water If the appliance is connected to a system with an unusually high water content calcu...

Page 13: ...ich must be used in accordance with the manufacturers instructions For further information contact Fernox Manufacturing Co Ltd Tel 01799 550811 Sentinel Division Betz Dearborn Ltd Tel 0151 424 5351 Sa...

Page 14: ...a competent person and be in accordance with the current I E E Regulations and local regulations which apply The Ravenheat boiler is supplied for connection to a 230 V 50 Hz single phase supply The su...

Page 15: ...els Separate Box containing Fig 12 Horizontal CSI flue kit 56 Flue gas assembly 57 Flue bend assembly 59 Rubber seal 60 60 Air intake duct 61 Flue exhaust duct 62 Terminal 65 Pipe centering spring 66...

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Page 17: ...ance to release them from their upper suspension hooks Fig 26 27 5 4 6 Make sure the casing and screws are put to one side in a safe place 5 5 INSTALLING THE APPLIANCE FOR REAR FLUE OUTLET 5 5 1 Use a...

Page 18: ...at right angles to a length equal to W 152 mm Must be de burred Cut the inner flue duct 60 mm at right angles to a length equal to W 264 mm Insert from cut end Reassemble the two tubes Insert centerin...

Page 19: ...and tighten all four securing bolts 5 5 6 Working above the boiler pull the flue exhaust duct towards the boiler in order to engage tube 61 into its header 57A Position flue into elbow header and pus...

Page 20: ...ailable from Ravenheat Manufacturing and should be used to support flue length at least every 1 8 metre preferably at each joint this bracket should be secured to wall and flue duct 5 5 11 IN LINE FLU...

Page 21: ...d to a length equal to W Y 65 mm Outer air duct and inner flue duct must be de burred Reassemble the two tubes Insert centering spring 65 5 7 6 Insert the flue assembly into the wall making sure it wi...

Page 22: ...FLUE complete with terminal assembly for vertical flue application Additional 1000 mm approx Flue Extension pieces as necessary each extension is provided with flue centering bracket One box containin...

Page 23: ...ings are correctly located Fig 44 Make sure that the entire flue is adequately supported Use at least one bracket for each extension used Ensure that all inner flue connections have a good fit seal an...

Page 24: ...he discharge must not be over an entrance or a window or any other type of access 5 13 ELECTRICAL CONNECTIONS 5 13 1 IMPORTANT Electricity supply must be as specified in clause sect 4 10 When controls...

Page 25: ...int connection to the central heating system until water is heard to flow Starting with the lowest radiator open each air release tap in turn Close it only when clear water free of bubbles flows out I...

Page 26: ...KEY 77 Upstream pressure inlet 81 Downstream pressure outlet 104 Gas valve modulator 110 Max regulator nut 111 Min regulator nut 114 Electrical connections modulator 115 Electrical connections 27...

Page 27: ...ESSURE Fig 51 SIT HONEYWELL DUNGS GAS VALVE Remove cap covering modulator to gas valve Detach one of the cables connected to the modulator 114 With the boiler operating use a screw driver HONEYWELL 9...

Page 28: ...Lts min 0 61 gals min The temperature of the water will depend on the rate at which it flows If due to high water pressure the flow rate is too high and thus the temperature too low for practical use...

Page 29: ...ection pipe 18 Heat exchanger 24 Burner 27 Auto air vent valve 28 Pressure switch 29 Seal 31 Seal 42 Sight glass 44 Fan 46 Header gasket 50 Flue gas exhaust hood cover 53 Connection tube 54 Connection...

Page 30: ...cleaning will depend upon the particular installation conditions and usage but in general once year should be adequate WARNING Before the start of any servicing or replacement of components always iso...

Page 31: ...ical connections from the fan motor 7 6 4 Support the fan and remove the two fixing screws and bracket from the front of the flue hood Carefully withdraw from condensing heat exchanger then from the a...

Page 32: ...changer Fig 63 7 8 12 Pull the heat exchanger up until its flow connections come out from the combustion chamber and then remove it Fig 64 7 8 13 Replace in reverse order Ensure correct wire position...

Page 33: ...34 7 10 TO REPLACE THE ELECTRODE Fig 52B 7 10 1 Remove front casing sect 7 3 Remove combustion chamber from cover sect 7 4...

Page 34: ...35 7 10 2 Detach the wire from electrode and then unscrew the nut that secures it to the pilot burner assembly and remove 7 10 3 Replace with new electrode in reverse order...

Page 35: ...7 14 3 Unscrew the 4 screw securing the injector manifold to the burner Fig 71 7 14 4 Pull the manifold up and out from the combustion chamber Fig 72 7 14 5 Unscrew and replace the injectors and their...

Page 36: ...hat fasten the instrument panel Fig 23 7 16 3 Lift the instrument panel to detach it from the sides and lower it down by rotating it on its own hinges Fig 25 7 16 4 Pull the 2 wires from the Modulator...

Page 37: ...e poles Fig 94 7 22 3 Replace in reverse order 7 23 TO REMOVE REPLACE THE ELECTRIC CONTROL AND IGNITION BOARD 7 23 1 Remove the front panel from the outer casing sect 7 3 and lower the instrument pane...

Page 38: ...water from the lowest hot water tap and drain point on DHW inlet cock Fig 46 7 26 4 Unscrew the five nuts that connect the diverter valve and pull it out from boiler being careful not to damage the w...

Page 39: ...s supply 7 28 3 Drain domestic water from the lowest hot wa ter tap and drain point on DHW inlet cock Fig 46 7 28 4 Drain the boiler Fig 93 7 28 5 Disconnect all pipework connected to boiler 7 28 7 Di...

Page 40: ...ng sect 5 4 5 7 30 2 Close the on off valves for the heating system and drain the water from the drain point 7 30 3 Unscrew the screw from its body clean or replace Replace in reverse order 7 30 4 Fil...

Page 41: ...in the boiler Fig 93 and drain hot water from the lowest hot water tap and drain point on DHW inlet cock Fig 46 7 33 4 Unscrew the four nuts that connect the DHW heat exchanger and pull it out from bo...

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Page 43: ...Is fan Running at Maximum speed 44...

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Page 46: ...with supplementary depression seal Before fixing the twin flue system the existing orifice plate must be replaced with F1 also ensuring supplementary seal has been fitted Remove the 13 screws securing...

Page 47: ...he boiler 35 mm fall per metre Spacing Clips Spacing Clips are available on request should they be required NOTE for eccentric vertical flue a 125 mm 5 in diameter flashing plate will be required Exha...

Page 48: ...each elbow fitted is 90 slow bend less 3 metre of pipe for each one fitted 45 bend less 1 5 metre of pipe for each one fitted IMPORTANT inlet and exhaust terminals must ne ver be installed on opposit...

Page 49: ...15 50...

Page 50: ...3 733 Flue gas exhaust hood 15 0012CIR06010 0 Fan Control Board 15 1 0012CIR06011 0 Fan Control Board red 16 0012CIR05010 2 Printed ignition control board 16 1 0012CIR06012 0 Printed ignition control...

Page 51: ...0 0009CIR01011 1 Circulation pump 82 0011COL01005 2 Brass manifold 83 0008VAL01018 1 Safety relief valve 3 bar 87 5021312 372875 Nylon tubes from pressure switch 89 0005PRE06006 0 Pressure switch 93 0...

Page 52: ...COD 0017LIB06006 0 06 2005...

Page 53: ...NO CONTROLS To comply with the Building Regulations each section must have a tick in one or other of the boxes REQUIREMENT MEASURES PROVIDED 1 TIME AND TEMPERATURE CONTROL TO HEATING ROOM STAT PROGRA...

Page 54: ...AME TEL No CORGI ID SERIAL No COMMENTS SIGNATURE SERVICE 4 DATE ENGINEER NAME COMPANY NAME TEL No CORGI ID SERIAL No COMMENTS SIGNATURE SERVICE 2 DATE ENGINEER NAME COMPANY NAME TEL No CORGI ID SERIAL...

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Ravenheat CSI85A(T), Installation And Servicing Instructions

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