Diesel Engine Fuel Injector: Installation & Usage Guide

Installation:

Absolute cleanliness is vital. Before installation, meticulously clean the injector bore and mating surfaces in the cylinder head. Always use new sealing washers, O-rings, and gaskets. Lightly lubricate these seals with clean engine oil prior to fitting. Insert the injector carefully by hand, ensuring it is seated squarely. Crucially, tighten the retaining bolt(s) only to the manufacturer's specified torque using a calibrated wrench. Over-torquing can cause permanent damage. Securely reconnect the high-pressure fuel line and electrical connector (if equipped).

Usage & Precautions:

After installation, bleed the fuel system to remove air. Upon starting, immediately check for any fuel or gas leaks. For modern electronic engines, programming the new injector's calibration code into the Engine Control Unit (ECU) is often essential for proper performance. To ensure long service life and prevent damage, always use high-quality, clean diesel fuel and change fuel filters at recommended intervals. Be alert to symptoms like hard starting, rough idle, excessive smoke, or power loss, which may indicate injector issues.

WARNING: Never check for high-pressure fuel leaks with your hands, as diesel fuel can penetrate skin and cause severe injury.

 FAQ 

Q1: How do you pack them?

Generally speaking, we first use plastic bags to pack the carburetor, and then put the carburetor with a good bag in an independent packaging box, white, about the box, there are white boxes, cowhide boxes, and color boxes, you can choose according to your needs, a large number of products can be customized color boxes, and then use cowhide cartons to pack all the products, and finally use woven bags to pack. The cargo will be more secure. If you have other special requirements, we can pack according to your requirements.

Q2: How did you make our business relationship good over the long term?

1. We will always control the quality of carburetors, provide competitive prices, to ensure the interests of customers and establish stable partners;;

2. Every customer is our friend, no matter where they come from, we sincerely do business with them. 

Q3: How is the quality control in your factory?

Quality assurance is our core competence. Every one of our products must pass 100% inspection before shipment.

Q4:Can I customize my carburetor？

Our factory supports customization, as long as you meet the MOQ, we welcome everyone to customize their own brand, or to modify the appearance of the carburetor, such as changing the bottom cover of other colors, adding the LOGO of the carburetor, and customizing the independent packaging box of the carburetor and the outer box.