General Layout, Layout Fig | Baxi Potterton BBU 15 HE specs

	2.0	General Layout

		Layout (Fig. 3)
	2.1	Layout (Fig. 3)
	1.	Automatic Air Vent
1	2.	Flue Connection
2	3.	Spark Generator
	4.	Spark &Sensing Electrodes

PCBControl Box removed for clarity

35. Heat Exchanger

6. Boiler ControlConnector

47. Control Wiring Connector

8. Condensate Sump

9.Gas Cock

10.Condensate Pump

11.Fan

12.Drain

13.Return Connection

614. Air Sampling Point

15.Flue Sampling Point

16.Flow Connection

17.Condensate Outlet

18.PCBControl Box (shown removed for clarity)

19.Boiler Control (cover open)

The Boiler Control operates the boiler remotely. This is supplied with the firefront and is fitted, in operation, to the firefront spacer frame.

IMPORTANT: To commission the boiler it is is necessary to remove the Boiler Control from the firefront packaging and connect it to the boiler at the upper right hand side (item 6).

Fig. 3

PCBControl Box

Calibration Controls

Page 8

Image 8

Baxi Potterton BBU 15 HE manual General Layout, Layout Fig

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.

Contents

Baxi Bermuda BBU 15 HE 0086 Installer Notification Guidelines Scheme Members only Codes of Practice, most recent version should be used Important Installation, Commissioning, Service & RepairLegislation Safe Manual Handling Contents Description ContentsIntroduction General Layout Layout Fig Flue Kit 10m & 12.5m a Technical Data Bermuda HE Cbbu 15 HE System Details Water Circulating SystemsTreatment of Water Circulating Systems There is a drain cock supplied in the plumbing kit Storage Systems PipeworkSystem Controls Sealed Systems Figs , 7 Sealed Systems Site Requirements Builders Opening FigLocation Fireplace Opening & Surround Flue No Horizontal Runs are Permitted Ventilation Gas Supply FigElectrical Supply Fig Electrical Connection Gas Connection Condensate Drain General Condensate Disposal Fig Total volume of the sump is 1.5 litres Condensate DisposalCondensate Pump Operation From Boiler 500mm Min Boiler Internal Wiring Boiler Internal Illustrated Wiring Diagram Flue System InstallationInitial Preparation Barb ‘C’ Clip Air Cowl Air Duct Collar Ribs Terminal Cap Siting the Boiler Water ConnectionsGas Connection Electrical Connection Commissioning the Boiler Completion & CommissioningCompletion Test Point Annual Servicing Annual Servicing Annual Servicing Inspection Electrode Assembly Fig Changing ComponentsChanging Components Spark Generator Fig Fan Fig Burner FigSpark Generator Plug Electrode Fan Injector Burner Spark Generator Plug Gas Feed Pipe Injector Injector Gas Valve Earth Wire Gas Valve Fig Safety Thermostat Fig Float Switches FigPCB Fig NTC Fig Flue Sampling Point Display Control Knobs Setting the Gas ValveSetting the Gas Valve CO2 check Error Codes Fault FindingInitial Fault Finding Checks Error 110 flashing Burner lights Press the Service ResetSwitch for 5 seconds Go to section ‘A’ Clean condensate drain system X2 connector, is 230V AC acrossTerminals 1 Voltage at PCB X2 connector is Spark gap and position Check wiring Replace Safety Thermostat Replace flame sensing electrode 13.0 Short Parts List Short Parts ListPage Page Page GAS Boiler System Commissioning Checklist Service Record Date Energy Efﬁciency Checklist completed? Warranty & Service Serial Number Date of InstallationInstaller Details name, address and contact numbers After Sales Service 0844 871

General Layout

Layout (Fig. 3)

BBU 15 HE specifications