0203 952 4822 07983 759320 Freephone 0800 112 3427 info@colddirect.co.uk Mon-Sat: 8 AM - 11 PM - 24/7 Emergency

Commercial Refrigeration Engineers North London - 24/7 Emergency

COMMERCIAL ONLY - We Don't Repair Domestic Fridge/Freezers

Air Conditioning Repair London for Commercial Sites

Restaurants, takeaways and shops. Split and VRF. Not domestic homes.

Air Conditioning Repair London - Rooftop VRF Units - Restaurants Shops

Need air conditioning repair in London? We provide commercial air conditioning repair London, emergency AC repair near me style same-day callouts and AC servicing London for restaurants, shops and offices, covering wall split, cassette and VRV/VRF systems. Commercial premises only.

  • Air conditioning repair
  • Commercial air conditioning repair London
  • Emergency AC repair near me
  • AC servicing London

With 30+ years on commercial plant, Cold Direct provides air conditioning repair in London for commercial premises such as restaurants, takeaways and shops. The service covers wall split, cassette and VRF/VRV systems. When you call, tell us the site type, system, how many indoor units are affected and what the fault is doing. If the problem is a warm walk-in or display fridge, use our walk-in chiller repair or commercial fridge repair London pages. We do not attend domestic houses or flats.

Air Conditioning Repair London for Trade Kitchens

Emergency air conditioning repair London on this page is the indoor comfort circuit, not the cold room. Outdoor condensers on a shop roof iced or blocked with grease from a neighbouring extract. Indoor cassettes dripping on a pass. VRF that has lost a branch after a leak. Split systems that trip the isolator every hour. We recover, weigh in, and test. We do not “top up” a leaking commercial pack and walk away. Cold Direct is commercial only. If you want a bedroom wall unit in a terrace, we will tell you no on the first call. Kitchen refrigeration stays on chiller repair London. Aisle cases stay on supermarket fridge repair London. Catering sites that need both AC and a fridge get one number. 24/7. North London commercial refrigeration engineers who will also isolate a failed outdoor unit so service can continue on the other indoor heads.

Common faults we fix

Commercial air conditioning support for busy sites

Cooling faults can affect the trading area while refrigeration continues to run separately. Tell us which equipment is affected so we can direct the call to the right service. For an air conditioning repair, include the system type, number of indoor units, fault symptoms and site address. A photo of the outdoor unit data plate can help identify the system. We discuss the reported problem and quote before repair; refrigeration faults belong on the relevant fridge, chiller or cold-room service page.

Coverage - North London & Greater London

We cover commercial sites across North London and a 25 mile radius, including:

Greater London shops and restaurants when the system is commercial AC. We do not cover domestic homes. NAP: 27 Felixstowe Road, Enfield N9 0DX.

FAQs

Do you repair air conditioning in houses?

No. Cold Direct is commercial only.

What commercial AC systems do you work on?

Split, cassette and VRF/VRV on restaurants, takeaways and shops.

Is this the same team as commercial refrigeration?

Yes. Tell us AC or walk-in when you call 020 3952 4822.

Commercial HVAC & Air Conditioning Repair London — Systems, Faults & Brands

Cold Direct attends commercial air conditioning on restaurants, shops, offices, server rooms and kitchen/cellar plant — not domestic homes. Tell us the indoor heads, outdoor model plate and the fault code when you call.

Systems Covered

VRV / VRF systems, ceiling cassette units, wall-mounted split AC, ducted air conditioning, and dedicated server-room, cellar and kitchen cooling AC packs.

Common AC Faults Fixed Same-Day

Refrigerant leaks on R32 and R410A, compressor and inverter PCB faults, condensate pump blockages and leaks, iced evaporator coils, and sensor/thermostat error codes.

Major AC Brands Repaired

Daikin, Mitsubishi Electric, Fujitsu, Toshiba, Panasonic, LG, Samsung and Hitachi commercial indoor and outdoor units across London postcodes.

  • Daikin
  • Mitsubishi Electric
  • Fujitsu
  • Toshiba
  • Panasonic
  • LG
  • Samsung
  • Hitachi

Book air conditioning repair London

24/7 Emergency Commercial Fault Diagnosis & Symptom Checklist

When London restaurants, supermarkets, pubs, hotels and dark kitchens search for an emergency commercial refrigeration engineer near me or same day F-Gas engineer London, these are the critical symptoms our vans fix on the first visit:

Commercial Fridge Not Cooling / Leaking Water

Clearing blocked condensate drains, replacing seized evaporator fan motors, cleaning grease-choked condensers and recalibrating Dixell/Carel thermostats when cabinets climb above 5°C–8°C.

Walk-In Freezer Temperature High & Icing Up

Diagnosing burnt-out electric defrost heaters, termination klixons, iced evaporator coils, torn magnetic door gaskets and high-pressure condensing unit trips on -18°C to -22°C rooms.

Cold Room Compressor Fault & F-Gas Regas

Testing Danfoss, Copeland and Embraco compressors, start capacitors/relays, and performing OFN nitrogen pressure tests, brazing and virgin R448A/R449A/R290/R404A leak recharges.

Ice Machine Not Making Ice & AC Blowing Warm Air

Descaling Hoshizaki, Scotsman and Ice-O-Matic harvest cycles, water inlet valves and pumps, plus repairing Daikin & Mitsubishi VRV/VRF and split AC units on R32/R410A.

Commercial Equipment & B2B Venues We Cover 24/7 Across London

Air Conditioning Repair London: Fault Codes, Compressors & F-Gas Refrigerants We Fix

Our engineers diagnose commercial air conditioning faults at component level, from the controller down to the compressor, rather than swapping whole units. Here is what we clear most often on air conditioning repair jobs in London:

Controller fault codes solved

  • Daikin: U0 (refrigerant shortage), U4 (indoor / outdoor communication), E7 (outdoor fan motor), A3 (drain / condensate level)
  • Daikin & Mitsubishi: P4 (sensor / thermistor fault)
  • Split, cassette and VRV/VRF controller and remote alarms

Compressors & F-Gas refrigerants

  • Compressors: inverter and scroll units (Daikin, Mitsubishi, Danfoss, Copeland)
  • Refrigerants: R32, R410A
  • Leak test, nitrogen pressure test, recovery & regas recorded for your F-Gas log

Parts carried on engineer vans

  • Indoor & outdoor fan motors
  • Condensate pumps & drain kits
  • Expansion valves (EEV)
  • PCBs, sensors & thermistors
  • Capacitors, contactors & relays

Alarm-code meanings vary by model and parameter set, so we confirm every code on site with calibrated gauges before quoting. Common parts are carried on our vans; availability varies by make and model. Commercial equipment only.

Air conditioning Repair, Repairs, Service & Emergency Call-Out in London

Cold Direct covers commercial air conditioning repair London and air conditioning repairs London, plus ongoing air conditioning service and air conditioning services for restaurants, pubs, shops, hotels and catering kitchens. Trade equipment only — never domestic appliances.

Emergency, same day & 24/7 air conditioning response

Cheap & affordable air conditioning repair with transparent cost

Looking for cheap air conditioning repair London without surprise bills? We use a fixed diagnostic call-out, then quote parts and labour before work starts — affordable, competitive fixed-rate repairs with a full guarantee. Call 07983 759320.

Air conditioning service matrix (how London buyers search)

IntentWhat we deliver
Repair / RepairsAir conditioning repair London & air conditioning repairs London for trade sites
Service / ServicesAir conditioning service London, air conditioning services & annual maintenance
Emergency / Same dayEmergency air conditioning repair & same day air conditioning repairs London
24/7 / Near me24/7 rapid response and air conditioning repair near me across London
Cheap / AffordableCheap air conditioning repair London with fixed diagnostic call-out

Book air conditioning repair or service in London — open this hub or call 07983 759320 now.

Air conditioning repair London: Same-Day, 24/7 Emergency Repairs & Service

Our air conditioning repair London service covers commercial split systems, cassette units and VRV/VRF systems, with same-day emergency repairs and servicing by F-Gas certified engineers.

Our London air conditioning repair and service engineers cover commercial breakdown diagnostics, urgent fixes and planned maintenance, with same-day emergency call-outs for offices, shops and server rooms.

Affordable air conditioning repair London with a fixed diagnostic call-out

We charge a fixed diagnostic call-out to identify the fault, then give a transparent repair quote, so air conditioning repair is affordable and clear.

London engineers, 24 hours a day, 7 days a week

Emergency commercial AC repairs are available 24/7 across London, including heatwave peaks when demand is highest.

Air conditioning repair London: quick answers

Do you offer same-day air conditioning repair London?

Yes. We prioritise failed commercial air conditioning and aim for same-day repair; emergencies are dispatched around the clock.

How much does air conditioning repair London cost?

A fixed diagnostic call-out comes first, then a transparent quote for the repair, so you approve costs before work begins.

Emergency air conditioning repair London service – call 07983 759320 now.

Frequently Asked Questions — Air Conditioning Repair London

1. How fast is your emergency callout response across London?

We target a 60–90 minute emergency arrival across North & Central London (and 2–4 hours across Greater London within the M25) 24 hours a day, 7 days a week. Call 0203 952 4822 or 07983 759320 with your postcode for immediate dispatch.

2. Are your engineers F-Gas certified and do you provide HACCP paperwork?

Yes. Every Cold Direct engineer holds full UK F-Gas certification for commercial refrigerants (R290, R404A, R448A, R449A, R134a, R410A, R32). Every visit includes calibrated air and core product temperature readings plus a written F-Gas & HACCP service report for your EHO records.

3. Which commercial AC systems and brands do you repair in London?

We repair VRV/VRF, ceiling cassette, wall-mounted split and ducted AC plus server-room, cellar and kitchen cooling. Brands include Daikin, Mitsubishi Electric, Fujitsu, Toshiba, Panasonic, LG, Samsung and Hitachi. Same-day leak, compressor, inverter PCB, condensate pump and iced-coil jobs.

4. Do you carry spare parts for same-day first-visit repairs?

Yes. Our vans stock universal and OEM digital controllers (Dixell, Carel, Eliwell), evaporator and condenser fan motors, start relays, capacitors, defrost heaters, filter driers, condensate pumps and commercial door gaskets so over 85% of breakdowns are resolved on the first visit.

5. Do you repair domestic household appliances or only commercial equipment?

We are strictly commercial-only (B2B). We repair plant for restaurants, pubs, bars, hotels, shops, dark kitchens, schools, hospitals and food production sites across London. We do not attend domestic residential appliances.

Commercial refrigeration & air conditioning repair services in London

07983 7593200800 112 34270203 952 4822
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