Common faults
- heating works but hot water does not
- hot water goes cold or changes temperature
- the boiler will not switch modes
- pressure drops, a connection leaks or an error appears
SERVICE · TASHKENT
Combi boiler repair
A combi boiler serves heating and hot water. We identify which component is affected and test both modes after repair.
What the specialist checks
- temperature and flow sensors
- the diverter valve, pump and heat exchangers
- heating pressure and expansion vessel
- heating and hot water under load
Possible solutions
- cleaning the heat exchanger and filters
- adjusting or replacing a faulty component
- stopping leaks and restoring pressure
- testing the modes after repair
Tashkent call-out
Send the model and tell us whether heating, hot water or both are affected. Include a photo of the error if available.
Get in touch
Tell us what happened to your boiler
Call Alexey or send a message with the boiler model, symptoms and an error photo.