How to Fix Central Heating That Won't Turn On
Quick Answer
Check the thermostat, check the timer, and check the boiler pressure.
How to troubleshoot Central Heating That Won't Turn On
Central heating that will not turn on can be caused by several issues. This guide covers diagnosing and fixing the problem.
Step-by-Step Fix
- Check the thermostat is set to heating mode.
- Check the timer is set correctly.
- Check the boiler pressure is between 1 and 1.5 bar.
- Check the power supply to the boiler.
- Check the room thermostat is not turned down.
- If the system still won't start, call a Gas Safe engineer.
Common Error Codes
| Code | Meaning | Resolution |
|---|---|---|
| No power | Circuit breaker tripped | Reset the circuit breaker. |
| No heat | Faulty thermostat or timer | Check thermostat and timer settings. |
Frequently Asked Questions
Why won't my central heating turn on?
A faulty thermostat, timer, or boiler issue.
Can I fix central heating myself?
Only simple issues like checking settings and pressure.