Quality Control

Production & Installation 

As product’s quality is our priority, the production of injectors is very strictly controlled.

The injectors must be produced in dust-free workshop. The injector’s production procedures include pre-heat treatment, post-heat treatment and CNC surface treatment. In each produce process, we strictly check every part’s quality and exclude bad quality parts so as to make sure our products meet usage standard.

injector’s Installation

When install injector, there are some precautions you need to know to prevent the injectors working failure:

① Clean the injector in an ultrasonic cleaner for 3-5 minutes before installation, so as to make the stains, dust, rust-proof oil oxides, paraffin base, naphthenic base, intermediate base,salt, lead naphthenate, zinc naphthenate, sodium petroleum sulfonate, barium petroleum sulfonate, calcium petroleum sulfonate, tallow diamine trioleate, rosinamine on the surface of the injector fall off.

② Use compressed air to clean the cleaning fluid attached to the surface of the injector after cleaning, and clean it up to the standard of usage. The details are as below:

● When installing the injector, make sure that each part of injector can be moved smoothly in it.

● If the injector is not installed in accordance with the standard, it may cause serious damage to the injector and injector.

Warranty

dieselfuelinjectors.com has a mature business trading system, and as we all know, good service is one of main reasons to makes long term business cooperation with customers. Therefore, dieselfuelinjectors.com provides services such as replace, repair, refund etc. to our customers, as well as 6-12 months of warranty period for each patch of injectors that sent to our customers. And when you meet product’s quality problem, we will help you to solve it until you are satisfied.