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City Plumbing GB£1,810.80Visit shop Worcester Bosch Greenstar 4000 24Kw System Boiler Lpg 7733600386
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The Worcester Bosch Greenstar 4000 System Boiler is a robust 24kW LPG-powered heating solution designed for homeowners seeking reliable performance and modern control in a compact package. This unit is ideal for properties that utilize unvented cylinders for domestic hot water and benefit from integration with solar thermal systems to maximize energy efficiency. While its sophisticated internal components and full-colour display offer industry-leading convenience, the boiler requires a Gas Safe registered engineer for installation and routine servicing to maintain its warranty and safety standards.
| Model Part Number | 7733600386 |
|---|---|
| Brand | Worcester Bosch |
No, flues are typically supplied separately as they must be configured to match the specific installation requirements of your property.
No, this specific model (MPN 7733600386) is calibrated exclusively for LPG (Liquid Petroleum Gas).
An unvented cylinder is a sealed hot water storage system that works at mains pressure, providing powerful hot water flow to taps and showers.
Worcester Bosch recommends an annual service by a Gas Safe registered engineer to maintain safety, efficiency, and warranty validity.
The interface is navigated via physical controls to ensure reliability, providing clear visual feedback through the full-colour screen.
Yes, its compact dimensions and design make it suitable for cupboard installations, provided that the required ventilation clearances are maintained as per the installation manual.
Consult the user manual to identify the specific error code; note the code and contact a Gas Safe engineer for professional assessment.
Check the system for leaks; if the pressure is low, contact an engineer to demonstrate how to top up the pressure via the external filling loop.
Check that the thermostat and programmer are set correctly and that the LPG supply is active.
Installation must be performed by a qualified Gas Safe registered engineer to ensure compliance with local regulations. The unit is designed for wall-mounted installation, utilizing the top-flue configuration for flexible venting options. Compatibility is limited to unvented cylinders; ensure your current cylinder and pipework are compatible with a 24kW system boiler before purchase. Regarding care, the boiler should undergo an annual service by a professional to clean the internal components and check for safe operation. Keep the external casing clean with a damp, non-abrasive cloth. Periodically check the LCD display for error codes and ensure the system pressure remains within the green zone (typically between 1.0 and 1.5 bar) as indicated in the user interface.
