Ormandy Group Norland Technical Manual Download Page 17 | Manualshive

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Summary of Contents for Norland

Page 1: ...TECHNICAL MANUAL NORLAND CONDENSING BOILER WITH BURNER LOW NOx STAINLESS STEEL CONDENSING BOILERS ...

Page 2: ...0 120 9 4 8 INVERTING THE DOOR APERTURE MOD 160 860 9 4 9 PRESSURISED BOILER CONNECTION 10 4 10 WIRING DIAGRAM 10 5 FITTING THE BOILER CASING 11 5 1 BOILER BODY INSULATION 11 5 2 BOILER CASING MOD 90 120 11 5 3 BOILER CASING MOD 160 270 12 5 4 BOILER COVERING MOD 350 860 13 6 STARTING 14 6 1 PRELIMINARY CHECKS 14 6 2 WATER TREATMENT 14 6 3 FILLING THE SYSTEM 14 7 OPERATION 15 7 1 OPERATION CHECKS ...

Page 3: ...s much as possible the formation of Nitrogen Oxides NOx that form when the flame remains at high temperature in the combustion chamber for long periods The Norland boilers place no limit on the return water temperature and reach the highest performance when used with floor panel heating systems in which the return temperature is lower than 58C At higher tempera tures condensation does not occur an...

Page 4: ...e control panel should be checked for efficiency The guarantee shall be valid only upon compliance with the instruction given in this manual Our boilers have been built and tested in observance of EEC requirements and consequently CE marked EEC direc tives are as follows Directive on Gas 90 396 EEC Directive on Output 92 42 EEC Directive on Electromagnetic Compatibility 89 336 EEC Directive on Low...

Page 5: ...89 569 589 569 H10 432 432 432 562 562 562 524 524 524 524 524 L 939 966 966 1063 1063 1063 1201 1201 1201 1201 1201 L1 756 756 756 853 853 853 991 991 991 991 991 L2 710 710 710 814 814 814 932 932 932 932 932 L6 150 150 150 200 200 200 200 200 P 990 1330 1330 1550 1550 1801 1817 2331 2331 2331 2331 P1 881 1221 1221 1296 1296 1546 1577 2092 2092 2092 2092 P2 670 1010 1010 1004 1004 1254 1205 1720...

Page 6: ...KEY N1 Boiler flow N2 Medium temperature return N3 Fitting for Instruments N4 System filling drainage N5 Safety valve s fitting N6 Bulbs wells N7 Boiler condensation drain N8 Inspection well N9 Low temperature return T Inspection plugs ...

Page 7: ...NORLAND 6 Mod 340 860 ...

Page 8: ...UNI 9615 WARNING The flue gas temperatures produced by MONOLITE boilers are considerably lower than in the case of non condensing boilers and have therefore very high relative humidity For these reasons the chim ney must be completely watertight must withstand corrosion attack by acid condensate and must be adequately heat insulated to guarantee sufficient draught 4 2 1 Condensate drain Connect co...

Page 9: ... thermostats TR1 TR2 have an operating range from 0 to 90 and can be set by the user by means of the front dial Safety limit thermostats TS has a fixed setting of 100 0 6 C and can be manually reset For correct installation refer to the boiler casing assembly instructions 4 6 STARTING Open the gas tap check if there is any gas leakage Switch on the burner and heating pump on the control panel At t...

Page 10: ...4 8 INVERTING THE DOOR APERTURE mod 160 860 If the door is to be opened to the opposite side act as follows 1 Switch the outside nut or bush of one hinge with the diametrically opposite closure bush then at the hinge side fasten the cone to the door with the inside nut 2 Repeat the operation for the other hinge 3 For any adjustment needed act on the specific hinge nuts ...

Page 11: ...as connections are perfectly gas tight h check that the boiler room ventilation openings are dimensioned to guarantee an air flow as foreseen by applicable regulations and in any case sufficient for perfect combustion i check that the gas pipes are not used as a ground earth for electrical devices If the boiler will not be used for some time close the fuel supply IMPORTANT check that the spaces be...

Page 12: ...ontrol panel connection cables passing through the aperture for the wiring harness please refer to the control panel diagram and to the standard plugs connection kit Unwind the thermostat capillaries fit the control panel 3 to the side RH or LH fastening with the screw then insert the bulbs in the pocket Hook the upper rear panel 4 to the sides Fasten the support bracket 5 to the frame base L prof...

Page 13: ...ss please refer to the control panel diagram and to the standard plugs connection kit Unwind the thermostat capillaries fit the control panel to the side fastening with the screw then insert the bulbs in the pocket Fit the upper panels 4S and 4D Mount the panel 5 attach the support bracket 6 to the corner of the frame base position the panel 7D and then the panel 7S with fairlead attached to its s...

Page 14: ...xisting opening for the wiring harness please refer to the control panel diagram and to the standard plugs connection kit Unwind the thermostat capillaries attach the control panel 3 to the side with a screw then insert the bulbs into the shaft Mount the upper panels 4P 4D and 4S with screws and plug the holes with the caps Mount the panel 5 attach the support bracket 6 to the frame base position ...

Page 15: ...ts exposed to the flame and reducing considerably the boiler life Furring concentrates where the boiler wall temperature is higher and the best defence against this phenomenon is a boiler design that eliminates high temperature spots Furring represents an insulation layer that decreases heat exchange penalising boiler efficiency This means that a large part of the combustion heat is not transferre...

Page 16: ...ler WARNING during long stoppages in winter and in order to avoid frost damage drain both the sanitary wa ter and the heating system water drainage of the latter can be avoided by adding antifreeze Boiler with water heater 7 4 PERIODICAL USER CHECKS Check periodically that there is no air in the heating system and if necessary open the blow off valve at the top of the boiler Periodically check the...

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Page 18: ...93120032 Ed 10 05 08 10 St 10 05 08 ...

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