Emergency
APPLIANCE FIRES THEN LOCKOUTS on Vokera Option

Your boiler is struggling to keep its flame lit because it cannot get the right amount of gas or properly vent its waste gases, so it is shutting down for safety.

Act immediately

Turn off your boiler and stop using gas appliances. Call a Gas Safe engineer now. This fault can be dangerous if ignored.

What the manual says

Manufacturer manual

INCORRECT GAS PRESSURE or FLUE BLOCKED OR BROKEN

From this model's manual
Verified against the Vokera Option installation & service manual.
Plain-English guidance below. Severity, DIY steps, costs and parts are our interpretation to help you act, not text from the manual.

Engineer required

This is a emergency severity fault. Stop using the boiler and call a Gas Safe registered engineer. Do not attempt gas-related repairs yourself.

Find a Gas Safe engineer
Search the official register →

Avoid the next call-out bill

A cover plan would handle faults like APPLIANCE FIRES THEN LOCKOUTS: no call-out fees, no surprise bills.

Approved partner
Domestic Appliance Guard
Unlimited call-outs, 24/7 helpline, no price-hike promise
Get a quote →

Affiliate links. We may earn a commission at no extra cost to you.

Related guides you might find useful