‘O’ ring seal

Grub Screw

Pressure Relief Valve

Fig. 78

Discharge Pipe

Control Box Cover

Fig. 79

P.C.B.

Selector

Switch

Drive Pins

Facia

Fig. 80

Selector Switch Knob Temperature Control Knobs

14.0Changing Components

14.18Pressure Relief Valve (Fig. 78)

1.Drain the primary circuit.

2.Disconnect the discharge pipe from the valve. Using a suitable hexagon key undo the grub screw sufficiently to release the valve.

3.Note the orientation of the valve, rotate it and withdraw it from the manifold.

4.Fit the new valve and ‘O’ ring seal and set to the previously noted orientation. Reassemble in reverse order.

14.19P.C.B. (Fig. 80)

1.Note the settings of the temperature control knobs. Rotate the knobs fully anticlockwise and carefully pull them off the drive pins.

2.Completely undo the screws securing the control box cover and release the cover retaining barbs from their slots. Disengage the rear of the cover from the control box hinge pin (Fig. 79).

3.Note the position of all plugs and wires on the P.C.B. and disconnect them.

4.Undo the securing screws and remove the P.C.B. Transfer the control knob drive pins to the new P.C.B. and turn them fully anticlockwise.

5.Reassemble in reverse order, ensuring that the temperature controllers are reset to their previous positions.

14.20Selector Switch (Fig. 80)

1.Note the setting of the selector switch knob and carefully pull it off the facia.

2.Completely undo the screws securing the control box cover and release the cover retaining barbs from their slots. Disengage the rear of the cover from the control box hinge pin (Fig. 79).

3.Note the position of the electrical connections and the orientation of the switch. Remove the electrical connections.

4.Remove the screws securing the switch to the facia panel.

5.Fit the new switch, ensuring that it is correctly positioned and reassemble in reverse order.

© Baxi Heating UK Ltd 2007

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Image 43
Baxi Potterton 30 HE manual 14.19 P.C.B. Fig, Selector Switch Fig
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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.
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