Low
30 on Potterton Performa 24 Eco HE

Your boiler is simply performing its normal startup routine and the system is operating exactly as it should.

Monitor it

This is a minor fault. Keep an eye on it and mention it at your next annual boiler service. Reset the boiler and see if it clears.

What the manual says

Manufacturer manual

Power On

From this model's manual
Verified against the Potterton Performa 24 Eco He installation & service manual, page 6.
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 fault requires a Gas Safe registered engineer. Do not attempt gas-related repairs yourself.

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Avoid the next call-out bill

A cover plan would handle faults like 30: no call-out fees, no surprise bills.

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