The new ferry hit the side of the Guernsey's quay on the last weekend of March when docking in the island in high winds.
It took a week to repair the damage in Poole, the welding work took longer than expected after being held up by bad weather.
The Condor Liberation will sail to Guernsey but not onwards to Jersey today, due to repairs needed to the engine.
That inter-island service will now be run by the Condor Rapide.
Disruption to today's sailing of the £50 million new ship means it is now 13 consecutive days of difficulties for the Liberation.
The changes come amid uncertainty regarding the repair time with the engine control unit.
Day-trips from Jersey to St Malo and day-trips from Poole have been cancelled as part of the revised schedule.
Freight services will operate as normal as Commodore Goodwill and Commodore Clipper are unaffected.
The weekend event coincides with International Pride Month and the 51st anniversary of the Stonewall riots.
The scheme has been backed by the island's Lieutenant-Governor, and is the first of its kind in the Channel Islands.
Sunny spells and isolated light showers. After dusk fair spells with isolated showers.