Baxi Potterton BBU 15 HE manual Contents

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Section		Page
1.0	Introduction	7

2.0	General Layout	8

3.0	Technical Data	10

4.0	System Details	11

5.0	Site Requirements	15

6.0	Boiler Internal Wiring	20

7.0	Installation	21

8.0	Completion & Commissioning	25

9.0	Annual Servicing	27

10.0	Changing Components	29

11.0	Setting the Gas Valve	33
12.0	Fault Finding	34
13.0	Short Parts List	38
14.0	Notes	39

	Benchmark Checklist	42

6© Baxi Heating UK Ltd 2009

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Contents Baxi Bermuda BBU 15 HE 0086 Installer Notification Guidelines Scheme Members onlyImportant Installation, Commissioning, Service & Repair LegislationCodes of Practice, most recent version should be used Safe Manual Handling Contents Contents IntroductionDescription General Layout Layout FigFlue Kit 10m & 12.5m a Technical Data Bermuda HE Cbbu 15 HETreatment of Water Circulating Systems System DetailsWater Circulating Systems There is a drain cock supplied in the plumbing kitPipework System ControlsStorage Systems Sealed Systems Figs , 7 Sealed Systems Location Site RequirementsBuilders Opening Fig Fireplace Opening & SurroundFlue No Horizontal Runs are PermittedElectrical Supply Fig VentilationGas Supply Fig Electrical Connection Gas ConnectionCondensate Drain General Condensate Disposal FigCondensate Pump Operation Total volume of the sump is 1.5 litresCondensate Disposal From Boiler 500mm MinBoiler Internal Wiring Boiler Internal Illustrated Wiring DiagramInstallation Initial PreparationFlue System Barb ‘C’ Clip Air Cowl Air Duct Collar Ribs Terminal Cap Gas Connection Siting the BoilerWater Connections Electrical ConnectionCompletion & Commissioning CompletionCommissioning the Boiler Test Point Annual Servicing Annual ServicingAnnual Servicing Inspection Changing Components Electrode Assembly FigChanging Components Spark Generator FigSpark Generator Plug Electrode Fan Injector Fan FigBurner Fig Burner Spark Generator Plug Gas Feed Pipe InjectorInjector Gas Valve Earth Wire Gas Valve FigPCB Fig Safety Thermostat FigFloat Switches Fig NTC FigSetting the Gas Valve Setting the Gas Valve CO2 checkFlue Sampling Point Display Control Knobs Fault Finding Initial Fault Finding ChecksError Codes Switch for 5 seconds Error 110 flashingBurner lights Press the Service Reset Go to section ‘A’Terminals 1 Voltage at PCB X2 connector is Clean condensate drain systemX2 connector, is 230V AC across Spark gap and position Check wiringReplace Safety Thermostat Replace flame sensing electrode13.0 Short Parts List Short Parts ListPage Page Page GAS Boiler System Commissioning Checklist Service Record Date Energy Efﬁciency Checklist completed?Installer Details name, address and contact numbers Warranty & ServiceSerial Number Date of Installation After Sales Service 0844 871

BBU 15 HE specifications

The Baxi Potterton BBU 15 HE is a high-efficiency boiler designed to offer exceptional performance for both heating and hot water needs in residential settings. Known for its robust build quality and user-friendly features, this model is particularly favored for its versatility and reliability in various home environments.

One of the standout features of the Baxi Potterton BBU 15 HE is its compact size, making it suitable for installation in smaller spaces. Despite its small footprint, it delivers impressive outputs, making it ideal for homes with moderate heating demands. The boiler’s high efficiency rating ensures reduced energy consumption, leading to lower utility bills and a smaller carbon footprint.

Equipped with a powerful heat exchanger, the BBU 15 HE maximizes heat transfer, ensuring that households receive optimum warmth and hot water. With an output capacity of 15 kW, it can effectively heat a variety of living spaces while providing hot water on demand, making it a practical choice for families.

The boiler incorporates a number of advanced technologies that enhance its performance. One such feature is the built-in frost protection, which helps prevent the system from freezing during colder months. Additionally, the BBU 15 HE is designed for easy maintenance, featuring a simple access point for servicing, which can prolong the boiler’s lifespan and improve overall efficiency.

Safety is a top priority in any boiler installation, and the Baxi Potterton BBU 15 HE includes multiple safety features such as a pre-set temperature limit that prevents overheating and a pressure relief valve to manage excessive pressure within the system. These elements contribute to a safer home environment, providing peace of mind for homeowners.

Furthermore, the boiler is designed to operate quietly, minimizing disruptions in the home when heating systems are active. This is an important factor for many households where comfort is a priority.

In summary, the Baxi Potterton BBU 15 HE is a compact, efficient, and reliable boiler that provides an optimal solution for home heating and hot water needs. Its advanced features, safety systems, and user-friendly design make it a popular choice among homeowners, ensuring a cozy and comfortable living environment. Whether for a new installation or a replacement unit, this boiler stands out as a highly effective option in the market.