What the manual says
Manufacturer manualIndicator light - Check for constant spark at the electrode, pilot injector blockage, and gas pressure
Shared across the Solo 3 PFL System 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.
Engineer required
This fault requires a Gas Safe registered engineer. Do not attempt gas-related repairs yourself.
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 Pilot On: 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.
All 18 fault codes on the Solo 3 PFL System
Seeing a different code? Every code this model can display, in one place.