Warranty Service

Dear Customers,

At commonraildieselpump.com, we highly value our customers, as evidenced by our extensive warranty period for the Common rail diesel pumps you purchase. Explore our catalog to find detailed information about our warranty service, ensuring your peace of mind and satisfaction with your investment in Common rail diesel pumps.

Warranty Coverage
. After customers receive the Common rail diesel pumps from commonraildieselpump.com within 15 days , customer can choose to replace or repair them if there is a performance failure with conditions of no appearance damage on the Common rail diesel pumps’ surface.

. Each Common rail diesel pumps has 6-12 months warranty period, If there are any confirmed of Common rail diesel pumps’s performance problems after testing during the warranty period, customers can contact our salesmen to replace the same model or a reworked product with the same performance for free.

Problems That Are Not Included in Warranty Coverage
.The warranty period has expired.

. Common rail diesel pumps failure caused by high temperature, high pressure, humidity, rain and snow, saline-alkali land, earthquake, and used in abnormal environment.

. Common rail diesel pumps damage caused by man-made reasons (throwing, strong magnetic field magnetization, set fire).

. Common rail diesel pumps failure or diesel pump damage caused by non-diesel pump design, technology, manufacturing, quality and other issues.

. Common rail diesel pumps failure due to system pressure exceeding system approved pressure. Common rail diesel pumps failure caused by system voltage exceeding approved voltage.

. Common rail diesel pumps failure caused by impurities (water, lead, aluminum powder, iron powder, sulfide) in the system fuel exceeding the standard requirements.

. Common rail diesel pumps failure caused by not installing according to the tightening torque specified in the vehicle engine maintenance manual (the tightening torque is too large or too small).

. Common rail diesel pumps failure caused by not following the installation angle specified in the diesel pump maintenance manual.

. Common rail diesel pumps failure caused by not following the cleaning requirements specified in the diesel pump maintenance maintenance manual.

. Common rail diesel pumps failure caused by failure to replace consumable parts as specified in the diesel pump maintenance manual.