Chappee NXR3, Installation Manual

Page 1: ...gulations 2 General 3 Assemblyandinstallation 4 Installingtheoptions 5 Commissioning 6 Maintenance HIGH EFFICIENCY PRESSURIZED CAST IRON OIL OR GAS BOILERS 70 290 kW Ref CH 1249 A 2 EN 07 01 I N S T A L L A T I O N M A N U A L N X R 3 ...

Page 2: ...sprayed oil burner DIN4791 Boiler and burner connections The boiler can be fitted with a choice of fuel oil or gas burner inaccordancewiththebuilder srecommendations theburner complying with the following standards EN 267 One piece sprayed oil burner EN 676 Automatic blown air burner for gas fuels EN 226 Burner to heat generator connection sizes The heating system installation must comply with cur...

Page 3: ...ng flanges for tubes Ø 76 Insulated casing and cleaning brush Depending on the order this boiler is fitted with a control panel accordingtoversion 2 3 Supplied on request Heatingbodydeliveredassembled Twoextrapowereconomizers Starter sleeve with finger button for remote control sensor and tapped opening with plug not assembled Return sleeve with finger button for remote control sensor and drainage...

Page 4: ...140 0 2 0 5 137 200 158 231 144 163 93 5 94 4 Réf chaudière N Output kW Number sections Dimensions Cote A mm Cote B mm Cote C mm Cote Y mm Combust chamber depth P mm Smoke hood Ø D mm Chamber volume l Flue path volume incl chamber l Water system vulume l Working pressure bar Waterside pressure loss at t 15 K mbar Thermostat range adjustement C Limit stat max setting temperature C Standing losses N...

Page 5: ...parts upwards towardschimney to provide a purging vessel as close to the boiler as possible Water flow rate The system must be designed to ensure a water flow rate in each boiler comprised between 1 3 and 3 times the QN nominalflowrate QN Water flow rate allowed in each boiler must be comprised between 3 1 Boiler room layout Plinth see fig 2 Nospecialplinthisrequiredforthistypeofboiler Asimpledry ...

Page 6: ... that the system has no mixing valve between each boiler and the pump and that the pump operates continuously by means of a recycling pump or a loading pump operating permanently In the case of a recycling pump or a loading pump per boiler and to avoid parasitic flows in the other boilers position non return valves upstream from the return connection The burner must be controlled by the recycling ...

Page 7: ...the vertical element s ream BECAREFULTOASSEMBLETHEMIDDLESECTIONSCORRECTLY Tighteningofthe leaktightness cord 7 NEVER USE OLD NIPPLES Coat nipples and reams with the product provided using a clean brush 8 Place the nipples in the vertical section s orifices and drive them in slightly using a piece of wood on which to hit with a hammer or a mallet so as to maintain the nipples in the reams Do not dr...

Page 8: ...lue ways Fixed plate B Nbr of elements 4 to 7 8 to 9 Bar A A D L dimension 1600 2550 l dimension 1355 2305 l max L 121 Run 245 160 Step 190 assembly bar A Extension D Nut Mobile plate C 54 70 Take alignment screws off Stop ring Fig 7 Fig 8 Wrench MID section Nut C Assembly marking Assembly marking A B Stop ring REAR section 7 Assemble the other sections 1 by 1 in the same way while moving the wood...

Page 9: ...hamber door 23 Internal insulation 24 External insulation 25 Sight flange 26 Sight glass and seal 27 Door seal Ø 16 28 Burner plate 29 Burner plate gasket 30 Cleaning access door 31 Internal insulation 32 External insulation 33 Insulation body blanket 39 Cleaning brush 40 Screws bag 41 Complete adjustable leg 1 Front section 2 Middle section 3 Rear section 4 Nipple Ø 89 5 Sealing cord Ø 7 6 Tie ro...

Page 10: ...moderatelyandsimultaneously Connect the boiler to the stack in the most direct possible manner and without reduction of the size of the smoke duct Ensure that the latter is leaktight Insert the assembled baffles 18 in the upper flue ways and if need be the simple baffles 18a in the lower flue ways see chapter 4 3 Screw the small threaded part of the 8 studs M 8 x 40 in the front section following ...

Page 11: ...ge Guide Guide Door hinge and door guide assembly Pre drilled burner door Fig 11 Fig 12 Screw TH M 10 x 30 Stud M 10 x 90 Stud M 10 x 90 Screw TH M 10 x 30 Stud M 10 x 90 Stud M 10 x 90 4 holes M 8 equidistant on a perforation Ø of 170 4 holes M 10 equidistant on a perforation Ø of 200 4 holes M 14 equidistant on a perforation Ø of 254 Side insulation blanket Rear insulation blanket N0226400 PLT N...

Page 12: ...e spacers and secure it by tightening the 3 screws Mount both lower feet on the front section 2 screws HM 8 x 16 Mount the cross sections on the assembly linkages fasten them using the counter nuts HM 12 The front cross member is provided with a protection clip 110 mm long with a plastic collar and a NUT nut Laterally secure the side rails on the cross members using bolts HM 8 x 16 square hole to ...

Page 13: ...de rail 55 Left side rail 56 Lower mask 57 Right side 58 Left side 59 Side restraint 60 Rear right side 61 Rear left side 62 Middle side 63 Upper rear 65 Front top 66 Rear top 67 Middle top 68 Upper front 69 Lower right front 70 Lower left front 71 Casing screw bag 71 Casing screw bag Fig 15 02237 01 TIF ...

Page 14: ...1 s fold and the axis of the restraint enters the orifice provided Secure the rear sides on the lower rear using 4 HM 5 x 10 screws Pin the upper rear on the sides and click it in downwards in the keyhole slots provided for this purpose Place the upper heat insulator on the side rails slit at the front Place the front top on the side axes and push it forwards to bumper only for boilers with 7 8 or...

Page 15: ...ble Apply the electric connection as per the electric diagram in the instructions Plan a grounding wire exceeding by 50 mm in length to the neutral and phase wires for tearing safety The burner switch located on the control panel does not dispense from installing the regulatory wall switch Inthecaseofinsufficientionisingcurrentduetononcompliant neutral or ground we recommend adding a circuit isola...

Page 16: ...Support Support fixation nut Pad Wrench Fig 19 Fig 20 Adjusting screw The manifolds move the main heating system connection outside the casing They are provided with threaded orifices for fitting the following accessories On Ø 1 2 start and return pockets 17 for remote control sensor On Ø 3 4 flow drain or safety accessories not provided On Ø 3 4 return drain valve 16 Mount the manifolds see figur...

Page 17: ...Take off the factory mounted blank plate and engage the capillary and the thermometer housing into the front aper ture Guide the capillary through control panel rear and casing front top parallel to the other installed capillaries Direct the capillary towards the back of the boiler on exchanger insulating blanket in order to be able to bring its bulb up into the connection pipe between flue hood a...

Page 18: ...heck that the safety conditions are fulfilled Note After starting up a system for the first time it is recommendedtocleanthepumpfilterinthecaseofoilfiring or the line filter in the case of gas firing After a few hours of operation check the tightness of the doors If necessary tighten their fastening nuts 5 COMMISSIONING 6 MAINTENANCE Boiler Checkwaterpressureonpressuregaugeand ifnecessary restore ...

Page 19: ...19 Ref CH 1249 A 2 ...

Page 20: ...ED AT SOISSONS FACTORY FRANCE 157 Avenue Charles Floquet 93158 Le Blanc Mesnil Cedex Téléphone 33 0 1 45 91 56 00 Télécopie 33 0 1 45 91 59 50 www chappee com S A au capital de 43 214 640 RCS Bobigny B 602 041 675 A P E 282 D ...