Completion & Commissioning | Baxi Potterton BBU 15 HE manual

Countdown

Current Temp. &Demand

Burner Lit

Remaining

Resets

Auto Air

Vent

ON/OFF

Service

Reset

Fig. 38

Fig. 39

8.0 Completion & Commissioning

8.1Completion

1.Seal off any secondary openings within the builders opening after wrapping the gas and water pipes through the brickwork and within the opening itself. (B.S. 5871 Part 1).

2.Take the Boiler Control from the firefront packaging and

connect it to the boiler (Fig. 38).

8.2 Commissioning the Boiler

1.Reference should be made to BS 5449 Section 5 when commissioning the boiler.

2.At the time of commissioning, complete all relevant sections of the Benchmark Checklist at the rear of this publication.

IMPORTANT: The heat exchanger air vent on top of the boiler (Fig. 38) MUST be opened before filling the primary system.

	3.	Ensure all valves in the water system are turned on.
	4.	The system must be flushed in accordance with BS 7593
	(see Section 5.2) and the flushing agent manufacturers
	instructions.
	5.	Turn the gas supply on and purge according to in GB BS
	6891 and in IE I.S. 813 "Domestic Gas Installations".
	6.	Test for gas soundness.
	7.	Ensure all external controls e.g. room stat, timer etc. are
	calling for heat and turn on the mains electrical supply. Turn
	the rocker switch at the top right of the boiler to ON. The
	fan and condensate pump will run briefly.
	8.	The display will count down from 7 to 0, then the current
	water temperature will be displayed.
	9.	When there is a demand for heating the bar on the top
	left of the display will be shown and the boiler will
	commence the ignition sequence.
	10. When ignition is established the ‘flame’ symbol on the
	display is illuminated. The display will indicate the flow
	temperature. The appliance is fully preset, therefore no
	adjustment is required.
	11. If the boiler fails to ignite within the three ignition
	attempts the error code E133 will appear in the display, ‘E1’
	alternating with ‘33’.
	12. To reset the boiler press the reset button for at least 3
	seconds. The ignition sequence will then recommence. A
	maximum of four resets in a five hour period are allowed.
	13. When the reset button is activated the number of
Fig. 40	available reset attempts will be displayed

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.

Baxi Potterton BBU 15 HE manual Completion & Commissioning, Commissioning the Boiler

Models: BBU 15 HE

8.0 Completion & Commissioning

8.1Completion

8.2 Commissioning the Boiler

Test for gas soundness.

alternating with ‘33’.

BBU 15 HE specifications