Instruction:
1.Drain out old coolant
2.Connect coolant hose and drain hose to vacuum pump and check all the valves are turned off.Choose a suitable radiator Bush and connect to radiator coolant filler neck
3.Make sure that all switches are closed. Connect the intake pipe and vacuum pump.Press the switch button to open the air inlet switch for vacuum.When the pressure reaches -20 ~ -25Inhg (-50 ~ -60cmhg) then turn off the gauge switch.
4.Put coolant hose in the coolant and make sure the hose is always submerged in it.
5.Turn on coolant valve and the coolant will be introduced to the radiator
Returns Policy
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the 'Complete Orders' link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
Shipping
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.