Engineers are continuing to work on an electrical fault in the Fulwood area.
Homes in Conway Drive have been hit with on-off power since Wednesday (14 June).
Electricity North West said they were experiencing a ‘transient fault’ in the area.
Engineers have arrived onsite and installed specialist equipment to locate the fault – which was traced on Saturday according to a spokeswoman.
A full repair was carried out on Saturday and reinstatement work is continuing into Tuesday (20 June) to ensure power remains on in the road.
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Alison May, who lives in one of the 30 properties affected, said: “They’ve been digging up parts of the road during Sunday.
“The power has been on/off around 20 times since Wednesday evening. It’s a nightmare!”