Part 5a states:
(1)If section 48A above applies, the buyer may require the seller—
(a)to repair the goods, or
(b)to replace the goods.
(2)If the buyer requires the seller to repair or replace the goods, the seller must—
(a)repair or, as the case may be, replace the goods within a reasonable time but without causing significant inconvenience to the buyer;
(b)bear any necessary costs incurred in doing so (including in particular the cost of any labour, materials or postage).