E

Check and correct if necessary

1.Electrical and pressure tube connections

2.Blockage of pressure tubes

3.Restriction in flue

4.Venturi

16.0 Fault Finding

NO

 

Replace air pressure

 

 

switch

 

 

 

 

 

 

F

G

Gas at burner

NO

Ensure gas is on and purged

 

PCB - A1 connector has 230V AC

 

YES

 

Replace gas valve

 

across terminals 2 & 4

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

NO

 

 

 

 

 

 

 

 

 

 

 

 

 

YES

 

 

 

 

 

 

 

neon flashing

 

 

 

 

Turn selector switch

 

 

 

 

 

 

 

 

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 - A1 connector across terminals 3 & 4. Check wiring

NO

YES

Replace PCB

Replace gas valve electrical plug & igniter assembly

© Baxi Heating UK Ltd 2007

51

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Image 51
Baxi Potterton 30 HE manual Gas at burner, PCB A1 connector has 230V AC, Replace gas valve, Across terminals 2

30 HE specifications

The Baxi Potterton 30 HE is a popular choice among homeowners seeking an efficient and reliable boiler solution. Recognized for its compact design and advanced technologies, this boiler is ideal for various residential heating needs.

One of the standout features of the Baxi Potterton 30 HE is its high efficiency rating, which ensures lower energy consumption and reduced utility bills. With an impressive efficiency of up to 90%, this boiler operates at a much higher capacity compared to older models, making it both environmentally friendly and cost-effective. The 30 HE is particularly well-suited for medium to larger homes with a higher demand for hot water.

The Baxi Potterton 30 HE incorporates a range of innovative technologies aimed at enhancing performance and reliability. The automatic modulation function adjusts the boiler's output according to demand, ensuring that it only works as hard as necessary. This not only prolongs the lifespan of the unit but also maximizes comfort levels in the home.

Another feature of the 30 HE is its low noise operation. This boiler has been specifically designed to minimize sound, allowing it to operate quietly in the background without disturbing daily activities. This makes it an ideal choice for homes where noise can be a concern, particularly in open-plan living spaces.

The compact dimensions of the Baxi Potterton 30 HE make it easy to install in various locations, whether it be in a kitchen, utility room, or even a loft space. Its lightweight construction further simplifies the installation process, saving both time and labor costs.

In terms of user-friendliness, the boiler is equipped with an intuitive control panel that allows homeowners to easily adjust settings and monitor performance. This user-centric design ensures that even those who may not be technically inclined can manage their heating requirements with ease.

Safety features are also a priority in the design of the Baxi Potterton 30 HE. It includes built-in safety mechanisms such as frost protection and a burner pressure monitoring system, which work to prevent overheating and ensure optimal operation.

Overall, the Baxi Potterton 30 HE is an efficient, reliable, and user-friendly boiler that meets the heating demands of modern homes. Its blend of advanced technologies, compact size, and focus on safety make it a standout choice for homeowners seeking a high-performance heating solution.