Grant Boilers Guide

We are pleased that you have visited our Grant Boiler Guide website where you will find historical and latest information about different kinds of Grant Boilers. Grant Boilers Guide offers both commercial and technical information for types of visitors: for those who are thinking of what boiler to buy- model compare page, for those who are troubleshooting existing boilers- troubleshooting manual page, spare part replacement procedures, for those who are searching for general information- boiler types and efficiences.

Grant Boilers, offer very complex solution starting at wide range of oil fired boiler, going through renewable boilers finishing on combined with solar panels heating solutions. It is not exaggeration to say that it is a company providing most modern, eco-friendly, but high performing heating solutions on the market. Manufacturing sites are ISO 9001, ISO 14001 and IPPC certified. Grant Boilers received over 24 different awards in last several years. All Grant Boilers are produced in UK and customer service team is there to help 364 days a year.

Grant Boilers offer two basic types of boilers- Oil Boilers (with an output raging from 12 to 70 kW thanks to which those can be used for both home and commercial sites),  and Biomass Boilers System (with an output ranging from 5 to 36 kW that is ideal for small house or combined/hybrid solutions). Biomass boilers are mixable with either Solar Thermal solutions or Air Source Heat Pumps  to provide further savings on heating costs. All boiler’s spare parts are being produced in the same facility obeying ISO:9001 and ISO:14001 rules, providing the same quality for over the years.

Grant Boilers come with up to 2-5 years standard warranty (depending on a model, nowadays  Grant Vortex Condensing Boiler comes with 5 year guarantee) and up to one years warranty for spare parts. All modernly designed and adjusted to the latest UK customer needs. Biomass boilers work on wood chips or wood pellets. almost fully automated in usage, all equipped with award winning self cleaning condensing heat exchanger. Biomass boilers require biomass storage area, so those a a good solution for rural homes, weekend houses or regular houses with a big garden.

Grant boilers  require not more than half a day of installation. Their efficiency level is A and there are a lot of outputs you can choose from: 12kW, 21kW, 36kW ,35kW, 46kW, 58kW, 70kW.  Oil fired boilers can be used for both commercial and home/apartment use, biomass boilers are dedicated for house use ( outputs 5-18kW, 6-26kW and 9-36kW). All Grant boilers received  Best- Class 5 in NOx emissions, and can be easily combined with Solar Renewable or/ Air-sourced renewable solutions for home.

Selecting  a Grant Boiler

A lot of practical and technical information that was collected in a handy table in model compare and troubleshooting sections. We hope it will help you to choose this boiler that is best for your home/business. However if you feel that you would like to get to know better or have a specialist come to your home and advice fell free to contact a seller. Most boiler specialist will be able to help you to choose a right model based not only technical data but also your particular needs. In most cases when you have a system fault you will need to troubleshoot , fault find and almost always replace parts

Typical problems

Grant Combi  and Grant System Boilers may experience some of general most common boiler problems problems which include but not limit to following examples:

• Grant Vortex Combi 36 boiler sometimes has an issue with losing pressure and leaking from internal storage tank- pressure valve will need to be exchanged
• Grant Vague boiler sometimes leaks- you will see water gathered under the boiler itself- in this case heat exchanger will need to be replaced
• Other common problems applicable for all models include: boiler switches himself off on due to low water pressure and requires water filling into the system;  banging noises due to faulty exchanger

Warning!!! You shouldn’t work on oil or biomass appliance unless you have proper qualifications. Whenever an issue occurs  contact customer service team immediately.

Conclusion

Feel free to use this troubleshooting  guide section if your boiler has a fault.  Replacement parts are cheap and therefore should be purchased. Remeber that  a best solution for all faults under warranty period is an appliance return to the purchase point. New boiler will be provided free of charge. Each boiler comes with an Owner’s Manual. Whenever you search for more information feel free to read our forum /FAQ