Thermor Appliance Repair in Duryard and St James

What does error code 7 mean on a Thermor electric water heater?

Error 7 indicates the ACI anti-corrosion protection system has malfunctioned. Restart by cutting power for 1 minute and check visible connections if accessible. If the error persists, contact a qualified engineer as professional replacement of the ACI components may be needed.

What does error code W.30.3 mean on a Thermor heat pump water heater?

Error W.30.3 indicates a component is in auto-conduction, showing high intensity on the electrical line. This relates to internal electronics. Switch off the unit and contact a qualified engineer immediately. Do not attempt to repair electrical components yourself.

What does error code Err10 mean on a Thermor towel rail?

Error Err10 indicates a communication fault between the motherboard and thermostat control. Power cycle the unit by switching off at the mains for 2 minutes. If the error persists, contact your installer or a qualified engineer.

What does error code Err04 mean on a Thermor electric radiator?

Error Err04 indicates a connection or detection fault with the presence/absence detector. This only appears on models with motion sensors. Check that nothing is obstructing the detector lens and clean the surface gently. If the error persists, contact a qualified engineer.

What does error code W.51.4 mean on a Thermor Aeromax Split heat pump water heater?

Error W.51.4 indicates a current/intensity sensor fault on the outdoor unit. This affects the system's ability to monitor electrical current properly. Contact a qualified engineer to verify and potentially replace the outdoor unit control board.

Why is my Thermor towel rail not heating up?

First check the thermostat is set to the desired temperature and functioning correctly. For electric models, check the fuse in the wall switch. If the controller appears to work but no heat is produced, the heating element may have failed.

How often should I clean the air filter on my heat pump water heater?

Clean the air filter annually under normal conditions, or every six months if the unit is installed in a dusty environment. A clogged filter reduces heat pump efficiency and can lead to insufficient hot water production. The filter is accessible without tools and can be cleaned with a vacuum or soft brush.

What features does the Cozytouch app offer?

The app allows you to check real-time room temperature and remaining hot water levels, adjust settings remotely, display electricity consumption by week, month, or year (including cost estimates), and manage absences by programming when appliances should operate.

What should I do for short and long absences with Thermor radiators?

For absences of less than 2 hours, do not adjust the controls. For absences of 2 to 24 hours, lower the control by two positions or switch to Eco mode. For absences longer than 48 hours, use Frost Protection mode to maintain 7°C.

How do I programme my Thermor towel rail timer?

Set the switch to the programming mode (clock symbol). Use the plus and minus buttons to set the day, then press OK to confirm and move to hours and minutes. Repeat to set when you want the towel rail to switch on and off. Programming allows up to 3 Comfort periods per day across 7 days.