Drayton
Audible Noise from Relay or Electronics
Thermostat emits a faint buzzing or clicking noise during operation.
Advertisements
Safety Warning
This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.
If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.
Advertisements
Possible Causes
Mechanical relay chatter due to marginal coil voltage, PWM control noise, Loose mounting causing vibration, Ageing relay in receiver
How to Fix / Troubleshooting
Safety first: Isolate mains before opening receivers or wired thermostats.
- Identify source: Listen closely to determine whether the noise comes from the thermostat or the Drayton receiver/Heat HubR.
- Check mounting: Ensure the device is firmly mounted to the wall and not resonating against loose plasterboard or trunking.
- Verify supply voltage: Have a qualified person check that the supply voltage is within the specified range for the device.
- Replace noisy component: If the relay chatters or buzzes frequently, replace the receiver or thermostat module containing the relay.
Advertisements
Repair Difficulty
Medium
3/5
Required Part
Drayton Receiver Relay / Thermostat Relay
Check Price on Amazon
We may earn a commission from links on this page.
Advertisements