GAS BOILER SYSTEM COMMISSIONING CHECKLIST

This Commissioning Checklist is to be completed in full by the competent person who commissioned the boiler as a means of demonstrating compliance with the appropriate Building Regulations and then handed to the customer to keep for future reference.

Failure to install and commission this equipment to the manufacturer’s instructions may invalidate the warranty but does not affect statutory rights.

Customer Name

Address

Boiler Make and Model Boiler Serial Number Commissioned by (print name) Company Name

Company Address

Telephone Number

Gas Safe Register licence No. Telephone Number

Commissioning Date

To be completed by the customer on receipt of a Building Regulations Compliance Certificate*:

Building Regulations Notification Number (if applicable)

CONTROLS Tick the appropriate boxes

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Time and Temperature Control to Heating

Room Thermostat and

 

 

Programmable

 

 

Load/Weather

 

 

Optimum Start

 

 

 

 

 

 

 

 

 

Programmer/Timer

 

Room Thermostat

 

 

Compensation

 

 

 

 

 

Control

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Time and Temperature Control to Hot Water

 

 

 

Cylinder Thermostat and Programmer/Timer

 

Combination Boiler

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Heating Zone Valves

 

 

 

 

 

 

 

Fitted

 

 

Not Required

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Hot Water Zone Valves

 

 

 

 

 

 

 

Fitted

 

 

Not Required

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Thermostatic Radiator Valves

 

 

 

 

 

 

 

Fitted

 

 

Not Required

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Automatic Bypass to System

 

 

 

 

 

 

 

Fitted

 

 

Not Required

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Boiler Interlock

 

 

 

 

 

 

 

 

 

 

 

 

Provided

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ALL SYSTEMS

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

The system has been flushed and cleaned in accordance with BS7593 and boiler manufacturer’s instructions

 

 

 

 

 

 

Yes

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

What system cleaner was used?

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

What inhibitor was used?

 

 

 

 

 

 

 

 

 

Quantity

 

 

 

 

 

litres

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CENTRAL HEATING MODE Measure and Record:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Gas Rate

 

 

 

 

m3/hr

OR

 

 

 

 

 

 

 

 

 

ft3/hr

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Burner Operating Pressure (if applicable)

 

 

 

 

mbar

OR

Gas Inlet Pressure

 

 

 

 

 

mbar

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Central Heating Flow Temperature

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

°C

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Central Heating Return Temperature

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

°C

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

COMBINATION BOILERS ONLY

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Is the installation in a hard water area (above 200ppm)?

 

 

 

 

 

 

 

 

Yes

 

 

 

No

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

If yes, has a water scale reducer been fitted?

 

 

 

 

 

 

 

 

 

Yes

 

 

 

No

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

What type of scale reducer has been fitted?

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

DOMESTIC HOT WATER MODE Measure and Record:

 

 

 

 

 

Gas Rate

 

m3/hr

OR

 

 

 

 

 

 

Burner Operating Pressure (at maximum rate)

 

mbar

OR Gas Inlet Pressure (at maximum rate)

Cold Water Inlet Temperature

 

 

 

 

 

Hot water has been checked at all outlets

 

 

Yes

 

Temperature

 

 

 

Water Flow Rate

 

 

 

 

 

ft3/hr

mbar

°C

°C

l/min

CONDENSING BOILERS ONLY

The condensate drain has been installed in accordance with the manufacturer’s instructions and/or BS5546/BS6798

Yes

 

 

 

 

 

 

ALL INSTALLATIONS

If required by the manufacturer, record the following

CO2

% OR CO

ppm OR CO/CO2 Ratio

The heating and hot water system complies with the appropriate Building Regulations

Yes

 

 

 

 

 

 

The boiler and associated products have been installed and commissioned in accordance with the manufacturer’s instructions

Yes

 

 

 

 

 

 

The operation of the boiler and system controls have been demonstrated to and understood by the customer

Yes

 

 

 

 

 

 

The manufacturer’s literature, including Benchmark Checklist and Service Record, has been explained and left with the customer

Yes

 

 

 

 

 

 

Commissioning Engineer’s Signature

 

 

 

Customer’s Signature

 

 

 

(To confirm satisfactory demonstration and receipt of manufacturer’s literature)

*All installations in England and Wales must be notified to Local Authority Building Control (LABC) either directly or through a Competent Persons Scheme. A Building Regulations Compliance Certificate will then be issued to the customer.

42

©Heating and Hotwater Industry Council (HHIC)

www.centralheating.co.uk

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Baxi Potterton BBU 15 HE manual GAS Boiler System Commissioning Checklist

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.