Greater London · Air conditioning repair
Air con repairs in Dagenham
One call covers air conditioning repair in Dagenham: diagnosis, fixed price, work and sign-off. An F-Gas certified company, NICEIC approved, on Checkatrade.
- Water dripping from the indoor unit
- A flashing light and a system that won’t run
- A system that needs topping up again
How we handle air conditioning repair in Dagenham
Older systems raise a fair question: repair or replace?. A system with a failed fan motor may be well worth repairing, while one with a failed compressor might not be. We look at the fault, the parts, the refrigerant and how well the system suits the room, then give you an honest view. If you’re dealing with water dripping from the indoor unit and a unit blowing warm air, we can sort it out.
London systems in Dagenham often run long hours in summer, and that is when faults show: weak cooling, water leaks, error codes or a unit that will not start. A photo of the error code and the unit’s label helps us arrive with the right parts in mind.
Looking after a system is mostly common sense: keep the outdoor unit clear, follow the manufacturer’s guidance on cleaning and book a service at the interval they recommend. It also keeps you on the right side of any warranty terms that ask for servicing.
- Place
- Dagenham (RM10, RM9, RM13, RM7)
- Region
- Greater London
- Typical price
- £75 + VAT call-out, then a fixed repair price
- Credentials
- F-Gas certified company, NICEIC approved
- Quote
- Fixed-price quote after a site survey
- Phone
- 07833 053749
- Last updated
- 30 October 2026
Different systems, different jobs
Ducted and cassette systems
If water is coming through the ceiling, switch the unit off and call us. A failed pump, a blocked drain or an overflowing tray is normally behind it, and we check all three.
Wall-mounted split systems
On a wall-mounted split, the indoor and outdoor units talk to each other through a control cable. A break in that communication usually brings up an error code, and we test the cable, the boards and the connections to find the cause.
How the visit works
We book the visit for a day and time that suit you, and we keep you posted if anything changes. When we arrive, we check the job against the survey or the photos you sent. Anything unexpected is raised with you before we go further. From there, the work takes anything from an hour or so to a full day, depending on the fault and the parts. Some blocks in Dagenham need contractor details in advance, so tell us what your building needs.
- First, a few questions by phone or email about the brand, the fault and anything shown on the controller.
- The engineer reads the fault codes and checks the electrics, airflow, drain and refrigerant circuit.
- We explain the cause and give you a fixed price for the repair before any work goes ahead.
- We repair the fault, and where refrigerant is involved, the leak is found and fixed before recharging.
- We run the system, check it’s working properly and note anything else that needs attention.
Before we arrive
- Tell us about any building rules, permits or sign-in
- Name a contact who can meet us at the agreed time
- Move furniture away from the wall where we’ll be working
Getting a quote
Our prices page gives typical ranges, but your quote is based on your job, because no two buildings, rooms or systems are the same. After a look at the job, by photos or a survey, the price is fixed. To get going, call us on 07833 053749 or write to us at info@aircondoctor.co.uk.
Read more
Leave it or put it right?
For a faulty system in Dagenham, an early diagnosis is the sensible first step. The visit takes anything from an hour or so to a full day, depending on the fault and the parts, and you get a fixed price for the repair before any work goes ahead, and our emergency line runs 24/7. Allow time for any approvals your building in Dagenham needs.
The cost depends on the type of system and how many units are involved, how easy the units are to reach and what the work involves. You get a fixed price before we start, so you know where you stand.
Why people in Dagenham choose us
- Listed on Checkatrade
- F-Gas company certification
- Diagnosis first, then a fixed price
- A site survey and a fixed-price quote
Read our cost guide and our accreditations and certificates.
Places near Dagenham
Also in Dagenham
Air conditioning repair around Dagenham
The Dagenham Village Conservation Area lies close to the centre of Dagenham, within about a third of a mile. Historic England lists about 5 buildings and structures within half a mile of the centre of Dagenham, including Church of St Peter and St Paul (grade II*). If a repair turns into a replacement on a listed building or in a conservation area, we check the planning position before changing the outdoor unit. Valuation Office Agency council tax records show about 66% of homes in Dagenham and the neighbourhoods around it date from 1919 to 1939, and Census 2021 figures found about 47% of households in terraced houses. On terraced streets, outdoor units are normally at the back, so tell us how we get to the rear of the property. London repairs often depend on reaching the outdoor unit, so access details help us plan.
When cooling fails at a school like Village Infants' School, we can time non-urgent repair work around lessons. A photo of the error code and the unit’s rating label helps us plan the repair.
Dagenham is about 3 miles south of Romford, in Greater London. Whether you’re in the middle of Dagenham or further out, we cover air conditioning repair, from a single room to a whole building. Dagenham is one of 764 places in Greater London where we work for homes and businesses. London is in our area too, about 11 miles from Dagenham.
The closest recent job we can point to from Dagenham was on Greenwich High Road, Greenwich (SE10), about 8 miles south-west: installing a Mitsubishi Electric wall-mounted unit in the retail area and a second unit in the stockroom and office.
You will find Dagenham on the B178, so it’s easy for us to get to for surveys and visits. You’ll find streets such as Exeter Road, Plumtree Close and Rodwell Place, each of them within reach. Nearby, we also cover air conditioning repair in Becontree (1 mile north-west), Dagenham Green (1 mile south-west), Beam Park (1 mile south), South Hornchurch (1 mile south-east) and Hornchurch Marshes (2 miles south). Within a short drive, we also cover London (11 miles west), City of Westminster (14 miles west), Marylebone (13 miles west) and St Pancras (12 miles west).
Landmarks near Dagenham
Locally, jobs take us to houses, flats and workplaces close to Dagenham Park Community School, Beam Valley Country Park and Cross Keys pub. The nearest railway station is Dagenham Dock station, roughly 1.2 miles south-west. Other landmarks nearby include Rush Green Hospital (1.5 miles north-east) and The Brewery (2.5 miles north). The countryside around Dagenham includes Dagenham Village Churchyard.
Questions from Dagenham
Do you cover Dagenham for air conditioning repair?
Yes. We work across London and the South East from our base in East Grinstead, and Dagenham is part of that. Get in touch with the details and we reply the same working day.
Who do I call if my air conditioning fails in Dagenham out of hours?
Dagenham is within our area, and the emergency line is open 24/7. A diagnosis call-out starts from £75 + VAT, and knowing the brand and the symptoms helps us plan it.
Do you look at the job first?
Yes, always. We diagnose before we treat: the survey tells us what the job needs and how to do it and the fixed price is built on it.
Which brands do you work with?
We work with the leading brands, from Mitsubishi Electric, Daikin and Fujitsu to Panasonic, Toshiba, LG, Samsung, Mitsubishi Heavy Industries and Hitachi. Send us the make and model if you have it.
Do I need to service the system to keep the warranty?
Each manufacturer decides. Where servicing is a condition, a missed service could give the manufacturer grounds to refuse a claim, so we explain the terms on your quote.
Can landlords and managing agents book you?
Yes. From a single let flat to offices, shops and public buildings, the approach is the same: survey or diagnosis, a fixed price and proper paperwork.
Can you still repair R410A air conditioning?
Yes, repairs and recharges on existing R410A systems remain legal. As the GB phase-down continues, R410A is getting harder and dearer to buy and we talk through repair against replacement for older systems.
What air conditioning won’t do
Air conditioning repair cannot fix everything, and we’d rather say so up front. It won’t put right:
- A system that was undersized for the room in the first place (that needs a bigger system, not a repair)
- No power to the building at all
- A refrigerant fault on an R22 system (new R22 cannot be used for servicing, so replacement is typically the answer)
Not sure which it is? You can phone us on 07833 053749, or email if that’s easier and we’ll tell you honestly before you book.
Where we work
- VRF systems
- Ducted systems
- Heat pumps
- Ceiling cassettes
- Wall-mounted split systems
- Multi-split systems
What a customer said
“Office air con broke down in the July heatwave. Called at 8am, engineer was here by noon and fixed within 2 hours. Brilliant emergency response. They now hold the service contract for the whole building.”
James T., Crawley, office manager