cancelling any balance still owing on the equipment

[Alex-duke]

Пожалуйста, помогите перевести.
cancelling any balance still owing on the equipment

Выражение встречается в следующем контексте:
Seller's liability for breach of the same shall be limited to accepting return of such equipment F.O.B. plant of manufacture, refunding any amount paid thereon by Purchaser (less depreciation at the rate of 15%peryear if Purchaser has used equipment for more than thirty (30) days) and cancelling any balance still owing on the equipment

Заранее спасибо

[Jill]

списание/аннулирование оставшихся долгов за обрудование