Keston System 30kw Manuel d'installation

Installation and Servicing InstructionsFAN POWERED HIGH EFFICIENCYMODULATING DOMESTIC CONDENSINGGAS BOILERCE/PI No. 86-CL-08System 30 - GC No. 41-93

10 Keston System - Installation and ServicinggeneralModel 30Max CH uutput kW 30.3 (Btu/h) (103,300)Water ow rate l/min 21.5 (gal/min) (4.7)Te

11Keston System - Installation and Servicinggeneral The boiler does not normally need a bypass but at least some radiators on the heating circuit, of

12 Keston System - Installation and ServicinggeneralNote that item numbers are linked to the spares list104 CH RETURN VALVE105 CH FLOW VALVE108 PUM

13Keston System - Installation and Servicinggeneral 6 UNPACKINGUnpack and check the contents.Pack A ContentsA BoilerB Hardware Pack BoxC Wall Mounti

14 INSTALLATIONKeston System - Installation and Servicing FLUE OUTLET8 FLUE SYSTEMWhen installing a replacement boiler a new ue system must be used.

15INSTALLATIONKeston System - Installation and Servicing FLUE OUTLET SLOPE‘Horizontal’ ue outlet pipework MUST slope at least 1.5 degrees (26mm per m

16 INSTALLATIONKeston System - Installation and Servicing FLUE OUTLET10 FLUE INSTALLATION EXAMPLE KESTON SYSTEM 3011 FLUE INSTALLATION EXAMPLE KESTON

17INSTALLATIONKeston System - Installation and Servicing FLUE OUTLET 12 FLUE TERMINATION POSITIONTwin Flue PositionsBelow an opening (1)Above an openi

18 INSTALLATIONKeston System - Installation and Servicing FLUE OUTLETThe wall mounting template is located on the internal protective packaging.Note.

19INSTALLATIONKeston System - Installation and Servicing FLUE OUTLET 3G9948Example of fixing17 MOUNTING THE BOILER1. Ensure the plastic plug is remo

2 Keston System - Installation and Servicing

20 INSTALLATIONKeston System - Installation and Servicing FLUE OUTLET19 FITTING THE SLEEVINGFlue SleeveFlue PipeFlueTerminalFlexibleWallSeal WallPla

21INSTALLATIONKeston System - Installation and Servicing 20 CONDENSATE DRAIN20347149CondensateDrainThis appliance is tted with a siphonic 75mm cond

22 INSTALLATIONKeston System - Installation and Servicing FLUE OUTLET21 CONDENSATE DRAIN - CONT’D...Visible air breakCondensate pump(Install in a

23INSTALLATIONKeston System - Installation and Servicing FLUE OUTLET INSTALLATION22 CONNECTIONS & FILLINGNOTES. Ensure all boss blanking plugs ar

24 INSTALLATIONKeston System - Installation and Servicing24 INTERNAL WIRINGThe Keston System boiler comes pre-tted with 1.8m of mains cable. This

25INSTALLATIONKeston System - Installation and Servicing 26 REPLACING PRE-FITTED MAINS CABLEIf it is necessary to use an alternative mains cable to t

26 INSTALLATIONKeston System - Installation and ServicingFITTING THE KITFitting the sensorThe air sensor should be located on an external wall of the

27INSTALLATIONKeston System - Installation and Servicing 28 FITTING THE WEATHER COMPENSATION KIT - SUPPLIED AS STANDARDwgog/ybBOILERLNEsLOUTSIDESENSO

28 INSTALLATIONKeston System - Installation and Servicing30 EXTERNAL ELECTRICAL CONTROLSWiring External to the BoilerThe fuse rating should be 3A.Wir

29INSTALLATIONKeston System - Installation and Servicing 31 WIRING DIAGRAMsLENLWaterPressureSensorFanReturnThermistorFlowThermistorFlameSensorElectro

3Keston System - Installation and Servicing Keston reserve the right to vary specication without noticeRelevant Installation changes implemented in t

30 INSTALLATIONKeston System - Installation and ServicingWARNING. Whilst effecting the required gas tightness test and purging air from the gas instal

31INSTALLATIONKeston System - Installation and Servicing 33 INITIAL LIGHTINGTHE DISPLAYThe user control has one neon and one display to inform the us

32 INSTALLATIONKeston System - Installation and Servicing36 HANDING OVER8. Loss of system water pressure Explain that the dial underneath the boil

33SERVICINGKeston System - Installation and Servicing 37 SERVICING SCHEDULEFor the very latest copy of literature for specication & maintenance

34 SERVICINGKeston System - Installation and Servicing38 BOILER FRONT PANEL REMOVAL / REPLACEMENTREMOVAL1. Loosen the two screws retaining the front

35SERVICINGKeston System - Installation and Servicing 40 BURNER REMOVAL AND CLEANING1. Ensure the sump is fully drained2. Undo the two screws and r

36 SERVICINGKeston System - Installation and Servicing342 CLEANING THE HEAT EXCHANGERNote: Ensure the condensate trap/siphon is fully drained before c

37SERVICINGKeston System - Installation and Servicing 44 REPLACEMENT OF COMPONENTSGENERAL When replacing ANY component1. Isolate the electricity su

38 SERVICINGKeston System - Installation and Servicing43346 BURNER INJECTOR REPLACEMENT1. Refer to Frame 44.2. Disconnect the electrical leads from

39SERVICINGKeston System - Installation and Servicing 48 RETURN THERMISTOR RENEWAL1. Refer to Frame 44.2. Unclip the return thermistor from the re

4 Keston System - Installation and Servicinggeneral Keston System 30 Gas supply 2H - G20 - 20mbar Gas Supply Connection 15mm c

40 SERVICINGKeston System - Installation and Servicing3mmStraight edge50 IGNITION ELECTRODE REPLACEMENT1. Refer to Frame 44.2. Remove the burner.

41SERVICINGKeston System - Installation and Servicing 52 SPARK GENERATOR REPLACEMENT1. Refer to Frame 44.2. Disconnect the leads from the spark gen

42 SERVICINGKeston System - Installation and Servicing1. Refer to Frame 44.Note: Ensure condensate trap is fully drained before removal. 2. Pull off

43SERVICINGKeston System - Installation and Servicing 55 MAIN PCB REPLACEMENTNote. Fit the earth strap provided with the PCB to your wrist and secure

44 SERVICINGKeston System - Installation and ServicingNote. Fit the earth strap provided with the PCB to your wrist and a suitable earth on the boiler

45SERVICINGKeston System - Installation and Servicing 59 SAFETY RELIEF VALVE RENEWAL1. Refer to Frame 44.2. Drain the boiler. Refer to Frame 57.3.

46 SERVICINGKeston System - Installation and Servicing61 PUMP HEAD REPLACEMENT1. Refer to Frame 44.2. Drain the boiler. Refer to Frame 57.3. Disco

47SERVICINGKeston System - Installation and Servicing 64 HEAT ENGINE RENEWALRefer also to Frame 5 - ‘Boiler Exploded View’IMPORTANTBefore starting th

48 SERVICINGKeston System - Installation and Servicing66 BOILER SEALING PANEL SEAL REPLACEMENT65 EXPANSION VESSEL RECHARGING & REPLACEMENT71.

49Fault FindingFault Finding Fault Finding Fault Finding Fault Finding Fault FindingKeston System - Installation and Servicing 67 FAULT FINDING CHAR

5Keston System - Installation and Servicinggeneral Boiler size G.C. Appliance No. PI No. (Benchmark No.)30 41-930-39 86 CL 08CONTENTS Benchmark

50 Fault FindingFault Finding Fault Finding Fault Finding Fault Finding Fault FindingKeston System - Installation and Servicing68 ALTERNATING ‘L’ AND

51Fault FindingFault Finding Fault Finding Fault Finding Fault Finding Fault FindingKeston System - Installation and Servicing 70 ALTERNATING ‘L’ AND

52 Fault FindingFault Finding Fault Finding Fault Finding Fault Finding Fault FindingKeston System - Installation and Servicing73 ALTERNATING ‘F’ AND

53Fault FindingFault Finding Fault Finding Fault Finding Fault Finding Fault FindingKeston System - Installation and Servicing 76 ALTERNATING ‘F’ AND

54 Fault FindingFault Finding Fault Finding Fault Finding Fault Finding Fault FindingKeston System - Installation and Servicing79 NO DISPLAYIs there

55Short liSt of partSKeston System - Installation and Servicing When replacing any part on this appliance use only spare parts that you can be assure

© Heating and Hotwater Industry Council (HHIC)www.centralheating.co.ukBenchmark Commissioning andServicing Section It is a requirement that the boiler

* All installations in England and Wales must be to Local Authority Building Control (LABC) either directly or through a Competent Persons Scheme. A

* All installations in England and Wales must be to Local Authority Building Control (LABC) either directly or through a Competent Persons Scheme. A

6 Keston System - Installation and ServicinggeneralINTRODUCTIONThe Keston System boiler is wall mounted, full sequence, automatic spark ignition, low

60 Keston System - Installation and ServicingFLOWCHART FOR CO LEVEL AND COMBUSTION RATIOCHECK ON COMMISSIONING A CONDENSING BOILERImportant Preliminar

61Keston System - Installation and Servicing NoNoYesNoNoYesYesYesYesNoIsCO level less than 350ppm AND CO/CO2 ratio less than0.0040?Turn off Appliance

February 2014 UIN 208893 A04Keston pursues a policy of continuing improvement in the design and performance of its products. The right is there

User InstructionsFAN POWERED HIGH EFFICIENCYMODULATING DOMESTIC CONDENSINGGAS BOILERCE/PI No. 86-CL-08System 30 - GC No. 41-930-39System 30These ins

2 Keston System - User’sMinimum ClearancesClearances of 165mm (6 1/2”) above, 100mm (4”) below, 2.5mm (1/8”) at the sides and 450mm (17 3/4”) at the f

3Keston System - User’s A G BC DLegendA. CH Temperature ControlB. Mode ControlC. Boiler Status1 BOILER CONTROLSNote. The pump will operat

4 Keston System - User’sDISPLAY CODE ON BOILERDESCRIPTIONThe boiler is in standby mode awaiting either a central heating call or hot water demand.The

5Keston System - User’s Outside Sensor FailureReset the appliance - if the boiler fails to operate then please contact Keston (if under warranty) or a

Keston pursues a policy of continuing improvement in the design and performance of its products. The right is therefore reserved to vary specication

7Keston System - Installation and Servicinggeneral SAFETYCurrent Gas Safety (installation and use) regulations or rules in force: The appliance is sui

8 Keston System - Installation and ServicinggeneralGAS SUPPLYThe local gas supplier should be consulted, at the installation planning stage, in order

9Keston System - Installation and Servicinggeneral 1 BOILER DIMENSIONS, SERVICES & CLEARANCESall dimensions in mmThe boiler connections are made