Ваш прибор не работает, я выполнил

Ваш прибор не работает, я выполнил вашу просьбу.
Вы обещали прислать рабочий, но молчите.
Давайте так: я готов купить рабочий прибор, но вы делаете мне существенную скидку в счет не работающего первого

Результаты (английский) 1:

Your device does not work, I fulfilled your request.You promised to send work, but keep silent.Let us thus: I am ready to buy a working appliance, but you are making me a substantial discount on account not working first

Результаты (английский) 2:

Your device does not work, I have fulfilled your request.
You promised to send a worker, but silent.
Let this: I am ready to buy a working device, but you make me a substantial discount on account of not working first

Результаты (английский) 3:

your device is not working, i have complied with your request.you promised to send a worker, but silent.let me put it this way: i want to buy a machine, but you are doing me a significant discount in not operating the first