Baxi Potterton BBU 15 HE manual Introduction, Description, Contents

Page 7

1.0 Introduction

1.1 Description

1. The Baxi Bermuda BBU 15 HE is a central heating boiler designed for installation within a builders opening in the living space of a dwelling.

2. The boiler is a fully automatic gas fired condensing boiler. It is room sealed and fan assisted.

3. The boiler output will automatically modulate between:

Max

Min

15kW

4.6kW

15.7kW(condensing)

4.83kW (condensing)

According to system load

4. It must be fitted in conjunction with one of the available electric firefront units as listed on page 2. The separate electric firefront is intended for hearth mounting. All instructions, fixings etc. needed to fit the firefront are included in the firefront pack.

5. These instructions relate to the central heating boiler section of the appliance (Fig. 1).

Fig. 1

6. The appliance is designed for use on NATURAL

GAS (G20) only.

 

7. It can be used on sealed or open vented systems. It must NOT be fitted on any type of gravity system. The boiler is suitable for fully pumped systems ONLY.

8. The boiler is fitted with an integral pump unit for the removal of condensate.

9. The boiler data badge gives details of the model, serial number and Gas Council number and is situated on the front case panel.

10. The boiler is intended to be installed in a residential environment on a governed meter supply only.

11. The boiler must be installed with one of the MULTIIFIT vertical concentric Flexi Flue kits available:- 10mkit 720101701 or 12.5m kit 720102001.

12. All systems must be thoroughly flushed and treated with inhibitor (see section 4.2).

1.2 Contents

1. The boiler pack contains:

• Boiler Unit

• Plumbing Kit

Fig. 2• Condensate Pipe &Elbow

• Fixings Kit

• Literature Pack

2. The flue pack contains:

• Terminal Cap

• Flue Duct Adaptor (inc. seal)

• Air Cowl

• Air Duct Collar (inc. 4 screws)

• Air Duct Clamp

• Closure Plate

• Boiler Concentric Adaptor (inc. 2 seals)

• 10m or 12.5m of Concentric Flexible Duct

• 2 x 60mm grey Seals

• 1 x 100mm red Seal

© Baxi Heating UK Ltd 2009

7

Page 6 Page 8
Image 7
Page 6 Page 8
Contents Baxi Bermuda BBU 15 HE 0086 Scheme Members only Installer Notification GuidelinesLegislation Important Installation, Commissioning, Service & RepairCodes of Practice, most recent version should be used Safe Manual Handling Contents Introduction ContentsDescription Layout Fig General LayoutFlue Kit 10m & 12.5m a Bermuda HE Cbbu 15 HE Technical DataThere is a drain cock supplied in the plumbing kit System DetailsWater Circulating Systems Treatment of Water Circulating SystemsSystem Controls PipeworkStorage Systems Sealed Systems Figs , 7 Sealed Systems Fireplace Opening & Surround Site RequirementsBuilders Opening Fig LocationNo Horizontal Runs are Permitted FlueElectrical Connection Gas Connection VentilationGas Supply Fig Electrical Supply FigCondensate Disposal Fig Condensate Drain GeneralFrom Boiler 500mm Min Total volume of the sump is 1.5 litresCondensate Disposal Condensate Pump OperationBoiler Internal Illustrated Wiring Diagram Boiler Internal WiringInitial Preparation InstallationFlue System Barb ‘C’ Clip Air Cowl Air Duct Collar Ribs Terminal Cap Electrical Connection Siting the BoilerWater Connections Gas ConnectionCompletion Completion & CommissioningCommissioning the Boiler Test Point Annual Servicing Annual ServicingAnnual Servicing Inspection Spark Generator Fig Electrode Assembly FigChanging Components Changing ComponentsBurner Spark Generator Plug Gas Feed Pipe Injector Fan FigBurner Fig Spark Generator Plug Electrode Fan InjectorGas Valve Fig Injector Gas Valve Earth WireNTC Fig Safety Thermostat FigFloat Switches Fig PCB FigSetting the Gas Valve CO2 check Setting the Gas ValveFlue Sampling Point Display Control Knobs Initial Fault Finding Checks Fault FindingError Codes Go to section ‘A’ Error 110 flashingBurner lights Press the Service Reset Switch for 5 secondsSpark gap and position Check wiring Clean condensate drain systemX2 connector, is 230V AC across Terminals 1 Voltage at PCB X2 connector isReplace flame sensing electrode Replace Safety ThermostatShort Parts List 13.0 Short Parts ListPage Page Page GAS Boiler System Commissioning Checklist Date Energy Efficiency Checklist completed? Service RecordAfter Sales Service 0844 871 Warranty & ServiceSerial Number Date of Installation Installer Details name, address and contact numbers

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.
Top Page Image Contents