BoilerFaultCodesWhat the manual says
Manufacturer manualLoss of remote control communication
Shared across the Alpha E-Tec Plus range
This code is shared by the boilers in this range, which use the same control board. It may not be printed in this exact variant’s manual.
DIY fix possible
Check the batteries in your wireless room thermostat and replace them if they are flat.Ensure your thermostat is within range of the boiler and has not been moved behind a large metal object.Turn the boiler off at the fused spur for 60 seconds and then turn it back on to reset the communication link.
Find a Gas Safe engineer
Search the official register →
Boiler cover options
Avoid the next call-out bill
A cover plan would handle faults like 31: no call-out fees, no surprise bills.
Approved partner
Get a quote →
Domestic Appliance Guard
Unlimited call-outs, 24/7 helpline, no price-hike promise
Affiliate links. We may earn a commission at no extra cost to you.
Related fault codes
All 39 fault codes on the E-Tec Plus NX
Seeing a different code? Every code this model can display, in one place.