Flexicom cx combination boiler - installation and service manual

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15 Replacement of Parts15.26 Access to User interface and MainPCBFor access, refer to section 15.1.Hinge down the control box and unclip the rear cover to gainaccess.Remove electrical connections from main PCB noting theirpositions for replacement.Unclip main PCB and remove, see diagram 15.16.Unclip user interface and remove.For replacement, see diagram 15.17 and ensure that the userinterface connection cable is refitted.NOTE: When re-fitting any of the control boards make sureyou support the control box to avoid straining hinges as youpush down and clip back into place.15.29 Installer Interface Electrical CartridgeRemove the Installer Interface securing screw accessed frombeneath the boiler.Carefully pull down the electrical cartridge, disconnect thecables.15.27 Control BoxFor access, refer to section 15.1.Hinge down the control box and unclip the rear cover to gainaccess.Remove relevant electrical connections from main PCB andgrommets from the control box.IMPORTANT: Support the control box whilst undoing thehinges.Remove the hinge securing screws accessed from beneaththe boiler and remove the control box, see diagram 15.18.1300115.28 Fuse - Main PCB - Control BoxFor access, refer to section 15.26.The fuse is located at the top left hand corner of the mainPCB, see diagram 15.16.Diagram 15.171300413003Diagram 15.16Diagram 15.1860
16 Spare Parts16.1 Spare PartsWhen ordering spare parts, contact Glow-worm’s own service organisation using the telephone number on the inside front cover ofthis booklet. Please quote the name of the appliance and serial number, to be found on the data label. If ordering from British Gasalso quote the G.C. number of the part.Key No. Part No. Description GC No1 0020020734 Fan H427232 0020020763 Igniter unit H427733 0020020781 Heating flow & return thermistor (2) H427924 0020014160 DHW thermistor H363255 0020020735 Gas valve 24cx / 30cx H427245 0020059600 Gas valve 35cx H690026 0020020731 Electrode H427207 0020020728 Burner 24cx / 30cx H427187 0020059602 Burner 35cx H690088 0020023826 User interface H427849 0020014402 Plate to plate heat exchanger 24cx H431609 0020014402 Plate to plate heat exchanger 30cx H431609 0020014403 Plate to plate heat exchanger 35cx H6900910 0020014171 Pump H4276011 0020014174 Flow sensor H4315512 0020023825 Main PCB H4278313 0020014190 Water pressure sensor H4276014507Diagram 16.161
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Guarantee RegistrationThank you for
Page 4 and 5:
WARNINGSGas Leak or FaultTurn off t
Page 6 and 7:
Boiler DesignThese boilers are desi
Page 8 and 9:
2 Boiler Dimensions and Hydraulic S
Page 10 and 11: 4 Flue Options and Terminal Clearan
Page 12 and 13: 5 Water System - Heating5.1 General
Page 14 and 15: 5 Water System - Domestic Hot Water
Page 16 and 17: 6 Installation Preparation6.1 Appli
Page 18 and 19: 8 Boiler Fixing8.1 Boiler HangingIM
Page 20 and 21: 9 Safety Discharge Valve and Conden
Page 22 and 23: 10 Telescopic Flue - Length, Prepar
Page 24: 10 Telescopic Flue - Length, Prepar
Page 29 and 30: 10 Direct Rear Flue - Length, Prepa
Page 31 and 32: 10 Vertical - Flue Length, Preparat
Page 33 and 34: 10 Twin Flue - Length, Preparation
Page 35 and 36: 10 Twin Flue - Length, Preparation
Page 37 and 38: 11 Electrical ConnectionWARNING: Th
Page 39 and 40: 12 Commissioning5. Open the two fil
Page 41 and 42: 12 CommissioningGas RateMake sure t
Page 43 and 44: 13 Servicing● Rotate the “throt
Page 45 and 46: 13 ServicingSECURINGSCREW (3)14079E
Page 47 and 48: 14 Fault Finding14.1 Preliminary fa
Page 49 and 50: 14 Fault FindingCENTRAL HEATING1301
Page 51 and 52: 14 Fault FindingState list - To acc
Page 53 and 54: 15 Replacement of Parts15.1 General
Page 55 and 56: 15 Replacement of Parts15.12 Silenc
Page 57 and 58: 15 Replacement of Parts15.23 Flow S
Page 59: 15 Replacement of Parts1439914414RE
Page 63 and 64: 18 Declaration of Conformity1450563
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Flexicom cx combination boiler - installation and service manual

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