15.0 FAULT FINDING

E

Check and correct if necessary

1.Electrical and pressure tube connections

2.Blockage of pressure tubes

3.Restriction in flue

4.Venturi

NO

Replace air pressure switch

F

G

 

 

NO

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Gas at burner

 

 

 

Ensure gas is on and purged

 

 

YES

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PCB - M4 connector is approx 230V AC,

 

 

 

 

 

 

Replace gas valve

 

 

 

 

 

 

 

terminals 36 & 38

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

NO

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

YES

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Turn selector switch

 

 

 

 

 

 

 

 

neon illuminated

 

 

 

 

 

 

 

 

 

 

 

 

to ‘Reset’ position

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

NO

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Replace PCB

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1.Check the burner setting pressure of

the gas valve

(see Section 9.2 of Commissioning)

2.

Voltage at modulating coil of gas valve is:

YES

 

 

Max. burner press.approx 9V DC (13V DC LPG)

Replace gas valve

 

 

Min. burner press.approx 1V DC

 

 

 

 

 

 

 

 

Current at modulating coil of gas valve is:

 

 

 

 

(Use an instrument with average function for this

NO

 

 

measure)

 

 

Replace PCB

30 ÷ 230 mA DC (45 ÷ 310 mA DC LPG)

 

 

 

 

 

 

 

 

 

 

 

H

Check and correct if necessary

1.Ignition electrode and lead

2.Electrode connection

3.Spark gap and position

YES

230V at Main PCB - M4 connector across terminals 37 & 38. Check wiring

NO

YES

Replace PCB

Replace gas valve

electrical

plug/igniter assy

44

Publication No. 5111811

Page 43 Page 45
Page 44
Image 44
Baxi Potterton 24 Eco HE manual Fault Finding
Page 43 Page 45

24 Eco HE specifications

The Baxi Potterton 24 Eco HE is a highly efficient and reliable boiler designed to meet the heating and hot water needs of modern homes. This wall-mounted combination boiler is particularly suited for smaller properties, providing a compact solution without compromising on performance.

One of the standout features of the Baxi Potterton 24 Eco HE is its high efficiency rating. It boasts an impressive ErP A-rating for both heating and hot water, which indicates that it is designed to minimize energy consumption and reduce utility bills. The condensing technology employed in this boiler recovers heat from flue gases that would otherwise be lost, optimizing the overall energy use and enhancing its eco-friendly credentials.

The Baxi Potterton 24 Eco HE also incorporates an intelligent control system, allowing homeowners to manage their heating settings more effectively. The built-in digital display is user-friendly, providing easy access to information such as system pressure and temperature settings. This feature facilitates easy programming of heating schedules, helping to ensure comfort while optimizing energy use.

Another characteristic of the Baxi Potterton 24 Eco HE is its impressive hot water output. With a hot water flow rate of up to 10.2 liters per minute, it ensures that showers and taps can be used simultaneously without running out of hot water. This makes it an excellent choice for families or households where demand for hot water is high.

Furthermore, the compact design of the Baxi Potterton 24 Eco HE allows for flexible installation options. Its reduced size means it can fit easily in kitchen cupboards or other confined spaces, making it ideal for homes where space is at a premium.

The boiler is equipped with a low-energy pump and a built-in frost protection feature, ensuring reliable operation even in colder climates. Additionally, its quiet operation contributes to a more comfortable living environment.

In summary, the Baxi Potterton 24 Eco HE is an efficient, compact, and powerful boiler that caters to the demands of modern living. With features such as high efficiency, intelligent controls, impressive hot water delivery, and flexible installation options, it stands out as a top choice for homeowners seeking a dependable and eco-friendly heating solution. This boiler is a testament to Baxi's commitment to delivering quality and innovation in the heating sector.
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