Flipkart — After sales service for accidental damage to a tv

Address: Bangalore

Purchased a tv with details
Order ID - OD[protected]
Nokia 139 cm (55 inch) Ultra HD (4K) LED Smart Android TV with onkyo sound(Rs. 40, 000) with a 3 years complete protection plan(insurance)

Tv got accidentaly damaged after 3 months
Flipkart giving 50 % refund and not repair stating that the part is not available whereas the technician visited and told that the part is very much available
Please help