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Ferroli optima 801 Installation instructions manual

Other manuals for optima 801: User Instructions
Manual is about: WALL MOUNTED, ROOM SEALED, FAN ASSISTED, GAS COMBINATION BOILER

Summary of optima 801

  • Page 1

    801 wall mounted, room sealed, fan assisted, gas combination boiler stockton close, minworth industrial park, minworth, sutton coldfield, west midlands b76 8dh tel.: 0121/3523500 - fax 0121/3523510 all specifications subject to change phone numbers: installer service engineer serial no. Read these i...

  • Page 2: 801

    801 2 page index 3 general description 3 related documents 4 technical data 5 appliance dimensions 6 boiler flow diagram 7 key of boiler flow diagram 8 installation details 8 location of boiler 8 air supply 10 flue system 10 gas supply 10 water system 12 central heating pump 12 sizing of expansion v...

  • Page 3: 801

    801 3 general description the ferroli 801 is a wall mounted, room sealed, fan assisted, combination boiler for central heating (c.H.) and domestic hot water (d.H.W.). The boiler is of light weight construction and the heat exchanger provides central heating and domestic hot water from an integrally ...

  • Page 4: 801

    801 4 technical data g20 g31 nominal heat input d.H.W. & c.H. (gross) 28.6 kw 26.0 kw minimum heat input d.H.W. & c.H. (gross) 12.8 kw 12.5 kw nominal heat input d.H.W. & c.H. (net) 25.8 kw 25.8 kw minimum heat input d.H.W. & c.H. (net) 11.5 kw 11.5 kw nominal heat output d.H.W. & c.H. 23.3 kw 23.3 ...

  • Page 5: 801

    801 5 appliance dimensions fig. 1 front view left side view rear view key 1. Electricity cable entry 2. Gas supply 3. Domestic hot water outlet 4. Domestic cold water inlet 5. Central heating pressure relief valve 6. Central heating flow outlet 7. Central heating return inlet 8. Air intake for two p...

  • Page 6: 801

    801 6 boiler flow diagram fig. 2.

  • Page 7: 801

    801 7 key 1 fixing point 5 room sealed compartment 6 control panel 7 gas inlet 8 domestic hot water outlet 9 cold water inlet 10 central heating flow outlet 11 central heating return inlet 12 d.H.W. Draining point 14 central heating safety valve 16 fan 19 combustion - heat exchanging compartment 20 ...

  • Page 8: 801

    801 8 installation details gas safety (installation & use) regulations: 1994 in the interest of safety, it is the law that all gas appliances are installed by a competent person in accordance with the above regulations, building regulations/building standards scotland, codes of practice, current i.E...

  • Page 9: 801

    801 9 terminal position fig. 5 fig. 3 minimum clearance mm notes * if a side outlet flue is to be used, a clearance of 75 mm will be needed on the flue outlet side of the boiler. ** access to the front of the boiler must be available for maintenance (min. 600 mm)..

  • Page 10: 801

    801 10 flue system the boiler allows the flue outlet to be taken from the rear of the boiler or from either side. A standard flue length of 0.75 metres is provided. Alternative lengths of two or three metres can be supplied (equivalent to wall thicknesses of up to 565, 1815 and 2815 mm for rear flue...

  • Page 11: 801

    801 11 fig. 7 fig. 6 key 1. Filling point c.H. 2. Temporary connection 3. Cold water supply gas cold water additional expansion vessel c.H. (if required) filling point c.H. Bypass note: a bypass must be fitted as far as possible from the boiler if thermostatic radiator valves are fitted throughout..

  • Page 12: 801

    801 12 built-in central heating water circulating pump the pump head available for circulating the water is given in fig. 8. N.B. - the pump is factory set at position 3. The pump is a grundfos type 15-50 ups series. Grunfos pump performance graph note - minimum flow through boiler heat exchanger at...

  • Page 13: 801

    801 13 installation note - to mount the boiler on the wall, a two person lift will be needed. 1.0 unpacking the appliance is delivered in 2 cartons. 1.1 the large carton contains the boiler, and the installation/servicing and users instructions. 1.2 the second carton contains the mounting jig assemb...

  • Page 14: 801

    801 14 important note - always use two spanners to prevent twisting of soft copper pipework on the boiler. Flush out the water system. Note - the maximum inlet cold water pressure must not exceed 10 bar (145 p.S.I.) and a water governor or a pressure reducing valve will be required if the pressure i...

  • Page 15: 801

    801 15 4.0 preparing the flue assembly 4.1 rear flue outlet (fig. 12) important - the aluminium flue pipe must protrude into the outside grill by 60 mm, never cut it to the same length as the plastic air pipe (aluminium flue pipe = plastic air inlet pipe + 70 mm !). Aluminium flue pipe length = plas...

  • Page 16: 801

    801 16 5.0 connecting the boiler 5.1 place the boiler on its back. 5.2 remove the boiler base plate, four screws (fig. 16). Remove the plugs fitted to the boiler water connections. Remove the bag of sealing washers from the boiler pipework. Remove the front panel by gripping on both sides, sliding u...

  • Page 17: 801

    801 17 fixing points lift here fig. 15 fixing screws fig. 16 fig. 17.

  • Page 18: 801

    801 18 external controls: room stat or remote time clock in the place of loop terminals 4 and 5. Please note 24 v only, use only voltage free contacts. Important if 240 v is connected to terminals 4 or 5, damage will be caused to the p.C.B. Fixing screw screw blue brown fig. 19 fig. 18 6.0 fitting t...

  • Page 19: 801

    801 19 8.0 commissioning and testing 8.1 filling the central heating system fig. 20 burner pressure test point automatic air vent vent cap heat exchanger vent pump c.H. Pressure relief valve d.H.W. Expansion vessel (optional) gas inlet pressure test point d.H.W. Drain point pressure gauge remove the...

  • Page 20: 801

    801 20 fig. 21 8.5 to light the boiler (fig. 21) a. Open controls panel door. B. Switch on electricity supply. C. Adjust room thermostat and all external controls to «on». Check operation of pump. D. Turn the boiler thermostat to maximum. Fan will run (a waiting time of max 3 minutes before fan will...

  • Page 21: 801

    801 21 burner pressure c.H. And d.H.W. 8.6 to range rate the boiler c.H. (not required for standard installations). The boiler can be range rated for an output from 9.7 kw up to 23.3 kw. When the boiler is supplied it is factory set at the maximum output 23.3 kw. Procedure a. Release the control pan...

  • Page 22: 801

    801 22 honeywell vr 4600 n 4002 valve with v7335a4014 modureg gas pressure adjustment 1 - with the burner lit: 2 - connect suitable pressure gauge to burner test point "b", and then: 3 - disconnect air pressure compensation tube "h"; 4 - disconnect the wires from coil "c" of the modureg; 5 - remove ...

  • Page 23: 801

    801 23 8.7 d.H.W. Burner pressure the domestic hot water burner pressure is not range rateable and not adjustable but the maximum and minimum burner pressure should be checked as follows: a. Check electricity supply is still off. B. Open a d.H.W. Tap at high flow until the water runs cool and leave ...

  • Page 24: 801

    801 24 1.1 use buttons + and - to set 1st on time eg. 6:00 display 2.1 use buttons + and - to set off time, eg. 9:00 display 3.1 use button + and - to set 2nd on time, eg. 12:30 display 4.1 use button + and - to set 2nd off time eg. 14:00 display 5.1 use button + and - to set 3rd on time, eg. 16:00 ...

  • Page 25: 801

    801 25 over ride by pressing the over ride button (e) the timer programme is over ridden ie, if programme is in off time it will come on and if in on time will go off. The timer will revert back to it set programme on reaching the next on or off time. When the programme is on over ride the sign will...

  • Page 26: 801

    801 26 1 2 3 4 5 6 7 8 led 63 157 17 18 100 100 spare parts list item no.G.C. Part no.Makers part nono. Offdescription 14 386816 800130 1 c.H. Safety valve 16 - 803860 1 complete fan 21 372176 815850 4 main injector (natural gas) 21 - 800920 4 main injector (l.P.G.) 32 386814 800600 1 central heatin...

  • Page 27: 801

    801 27 domestic hot water performance fig. 1 - d.H.W. Pressure drop vs. Flow a = standard with cold water flow restricter b = cold water flow restricter removed fig. 2 fig. 2 - d.H.W. Temperature vs. Flow a = cold water 15 ° c b = cold water 5 ° c fig. 1.

  • Page 28: 801

    801 28 16 fan 32 central heating pump 34 c.H. Flow temperature sensor 42 d.H.W. Temperatuure sensor 43 air pressure switch 46 operator gas valve 47 modulating regulator (modureg) gas valve 49 overheat cut-off thermostat 50 heat exchan. Limit thermostat 51 heat exchan. Frost thermostat 61 c.H. Select...

  • Page 29: 801

    801 29 general notes - for use on the 801 - 1001 fitted with vmf7 printed circuit board *the central heating pump (32) will run to disperse heat if the temperature at the heat exchanger limit thermostat (50) is too high *the frost thermostat (51) will switch on the boiler for central heating if the ...

  • Page 30: 801

    801 30 special installation possibilities: two-pipe air intake/flue outlet special air intake/flue outlet the standard flue/air intake hood on top of the boiler can be replaced by a special two pipe flue adapter. Øi92 Øi82 120 242 126.5 235 160 157 480 2 1 = special two pipe flue adapter 823071 = re...

  • Page 32

    Stockton close, minworth industrial park, minworth, sutton coldfield, west midlands b76 8dh tel.: 0121/3523500 - fax 0121/3523510 all specifications subject to change cod. 3540250/2 - 04/98 phone numbers: installer service engineer because of our constant endeavour for improvement details may vary s...