Worcester Greenstar 29CDi Classic Product Guide

Worcester Greenstar 29CDi Classic Boiler manual cover
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Worcester Greenstar 29CDi Classic Boiler Specification

The Worcester Greenstar 29CDi Classic Boiler is a high-efficiency condensing combi boiler designed for medium to large homes. It provides central heating and instantaneous hot water on demand, eliminating the need for a separate hot water cylinder. The boiler operates with an ErP efficiency rating of 93%, making it an A-rated appliance for both heating and water efficiency, which helps reduce energy bills and environmental impact. With a compact design, it easily fits into a standard kitchen cupboard, offering space-saving benefits.

The 29CDi Classic features an output of 29 kW, ensuring reliable and robust heating performance. It boasts a maximum flow rate of 12.3 liters per minute at a 35-degree temperature rise, providing consistent hot water supply even when multiple taps are in use. The boiler is equipped with a modulating pump, which optimizes performance by adjusting the flow rate according to the demand, thus enhancing efficiency and reducing noise.

The boiler includes a built-in frost protection system, ensuring it operates safely in low temperatures, and a user-friendly digital display that provides clear information for easy operation and diagnostics. It is compatible with a range of optional controls, including smart thermostats, to enable precise temperature management and further energy savings.

Engineered with advanced heat exchanger technology, the 29CDi Classic offers durability and reliability. It incorporates a pre-heat function, ensuring rapid hot water delivery. The boiler also supports a range of optional accessories and is compatible with solar water heating systems. Worcester Bosch provides a comprehensive warranty, underscoring the reliability and quality of the appliance, making it a preferred choice for homeowners seeking efficiency and performance.

Worcester Greenstar 29CDi Classic Boiler F.A.Q.

How do I reset the Worcester Greenstar 29CDi Classic Boiler?

To reset the boiler, locate the reset button on the boiler's control panel. Press and hold the button for 3 to 5 seconds, until the reset light turns off. This should restart the boiler.

What should I do if my Worcester Greenstar 29CDi Classic Boiler is not heating water?

First, check if the thermostat is set correctly. Ensure the boiler's pressure is between 1 and 1.5 bar. If the problem persists, verify that there are no error codes displayed on the control panel and consult the manual for further troubleshooting steps.

How often should I service my Worcester Greenstar 29CDi Classic Boiler?

It is recommended to service your boiler annually. Regular servicing helps ensure efficiency and prolongs the lifespan of the boiler.

What does it mean if the Worcester Greenstar 29CDi Classic Boiler is displaying an error code?

Error codes indicate specific issues with the boiler. Refer to the user manual to decode the error and follow the recommended steps. If unsure, contact a qualified technician.

How can I increase the pressure on my Worcester Greenstar 29CDi Classic Boiler?

Locate the filling loop beneath the boiler. Open both valves and watch the pressure gauge. Once it reaches between 1 and 1.5 bar, close the valves to stop the flow of water.

Why is my Worcester Greenstar 29CDi Classic Boiler making unusual noises?

Unusual noises can be caused by air in the system, low water pressure, or a faulty component. Bleed the radiators to remove air or check the pressure. If the problem continues, consult a heating engineer.

How do I bleed a radiator connected to the Worcester Greenstar 29CDi Classic Boiler?

Turn off the heating system. Use a radiator key to turn the bleed valve counter-clockwise. Once water starts to escape, close the valve by turning it clockwise. Ensure the boiler pressure is correct after bleeding.

Can I control the Worcester Greenstar 29CDi Classic Boiler with a smart thermostat?

Yes, the boiler is compatible with various smart thermostats. Ensure the thermostat is compatible and follow the installation instructions provided by the thermostat manufacturer.

What maintenance tasks can I perform myself on the Worcester Greenstar 29CDi Classic Boiler?

You can regularly check the pressure gauge, bleed radiators, and visually inspect for leaks. For any internal maintenance, it's recommended to contact a qualified technician.

What should I do if my Worcester Greenstar 29CDi Classic Boiler frequently loses pressure?

Frequent pressure loss might indicate a leak in the system. Check for visible leaks around the boiler and radiators. If no leaks are found, contact a professional to inspect the expansion vessel and other internal components.