Fan coil service in Kocaeli
YOİ Mühendislik is an Ankara-based HVAC company providing fan coil maintenance, fault repair, cleaning, installation and spare parts throughout Türkiye. In Kocaeli (Marmara Region) we provide scheduled service, particularly at facilities with large numbers of fan coils such as industrial plants, factories, organized industrial zones and hospitals.
Our fan coil services in Kocaeli
Kocaeli fan coil maintenance
Checks of filters, coil, drain pan, drainage, fan, valves and thermostat; documented periodic maintenance and annual contracts.
RepairKocaeli fan coil repair
Diagnosis and repair of water leaks, no cooling, fans not turning, valve and controller faults.
HygieneCleaning and filter replacement
Coil washing, drain pan disinfection; G2, G3, G4 and washable antibacterial filters.
PartsKocaeli fan coil spare parts
Motors, valves, actuators, thermostats, pumps and filters; supplied and fitted.
InstallationInstallation and commissioning
Cassette, concealed ceiling, floor-standing and ducted units; 2-pipe and 4-pipe systems.
CodesError codes
Send a photo of the code on the display and we will interpret it.
Our service process outside Ankara
Remote pre-diagnosis
We assess the problem remotely from the rating label, photos and videos and identify the parts needed in advance.
Written quote
Scope of work, parts, travel and dates are stated clearly in the quote.
Scheduled team visits
We come to your facility in Kocaeli with the team, equipment and parts.
Combined work and report
We combine maintenance, cleaning and repairs in the same visit and provide a unit-by-unit report.
Get a quote for your facility in Kocaeli
Send the number of units, your address and any photos; we will plan the visit together.
Who is it for?
- Hotels, hospitals, shopping malls, office towers and factories with large numbers of fan coils
- Facilities that want an annual maintenance contract and pre-season bulk maintenance
- Businesses with their own technical staff looking for spare parts and technical support
- Building managements that want to cover units of different brands under one contract
Common fan coil faults
| Symptom | Possible cause | Fix |
|---|---|---|
| Leaking water | Blocked drain, full or cracked drain pan, sweating valve | Details |
| Not cooling / not heating | Stuck motorized valve, air in the coil, dirty filter | Details |
| Fan not turning | Capacitor, motor or speed control | Details |
| Noise and vibration | Dirty or unbalanced fan, bearing | Details |
| Bad smell | Dirty drain pan, coil and filter | Details |
Fan coil brands we service
Other cities
Frequently asked questions
Do you provide fan coil service in Kocaeli?
Yes. We are based in Ankara; after a remote pre-diagnosis we send a scheduled team to facilities in Kocaeli for maintenance, repair and installation.
Is there a travel charge for work in Kocaeli?
Travel and accommodation are stated clearly in the quote according to the scope of work. On larger jobs, their effect on the cost per unit becomes quite small.
Can I get service for a single unit in Kocaeli?
For single-unit jobs we first pre-diagnose from photos and videos and, where possible, solve the problem by shipping the part. If on-site work is needed, we plan a scheduled visit together with you.
Do you ship spare parts to facilities in Kocaeli?
Yes. We ship parts such as motors, valves, actuators, thermostats, pumps and filters by courier anywhere in Türkiye.