Refrigeration, Air Conditioning and Heating Guides
Practical guides on commercial refrigeration, air conditioning and heating from our engineers.
-
Copeland Compressors in Commercial Refrigeration: How They Work, Signs of a Problem and When to Call an Engineer
How Copeland scroll and semi-hermetic compressors work in commercial refrigeration, the signs a site owner can notice, and the jobs F-gas law leaves to a certified engineer.
Read the guide -
Carel controllers on cold rooms and display fridges: settings, alarms and common faults
What a Carel controller does, what the E0, E1, HI, LO, dor, HA and HF codes mean on the ir33 range, what a site owner can check, and...
Read the guide -
Commercial fridge temperature: what UK food rules require for chillers, cold rooms and freezers
Chilled food must be kept at 8°C or below, and government guidance is to set the fridge to 5°C or below. This guide covers display chillers, cold rooms...
Read the guide -
Scotsman ice machine problems and fixes
Most Scotsman ice machine problems fall into five symptoms: no ice, slow production, cloudy cubes, leaks and a machine that does not stop at bin full. What each...
Read the guide -
Air conditioning fault codes: Mitsubishi Heavy Industries, Daikin and Mitsubishi Electric
How Daikin, Mitsubishi Electric and Mitsubishi Heavy Industries units show a fault, what you can safely check, and which faults need an F-Gas certified engineer.
Read the guide -
How to Choose the Right Heating System for Your Home
Choosing the right heating system for your home is crucial for efficiency and comfort. Gas central heating remains a popular, cost-effective choice, offering reliability and high efficiency. Meanwhile,...
Read the guide -
Air conditioning maintenance checklist for businesses
What your staff can check, what needs a qualified engineer, and the UK leak-check, record and inspection duties for business air conditioning.
Read the guide -
Do you need planning permission for air conditioning?
Often, yes: the outdoor unit is usually what needs planning permission, and the local planning authority decides. Houses, flats, commercial premises, listed buildings and conservation areas, sourced to...
Read the guide -
Fridge and freezer regassing: what it involves for a commercial unit
A commercial fridge or freezer that is short of refrigerant has a leak. What regassing involves on site, what the F-gas rules ask of operators, and when to...
Read the guide
24/7 emergency callouts
Equipment down? Talk to an engineer now.
Commercial refrigeration, air conditioning and heating across London.