Injector nozzle SB 320/06513 JCB 444, OEM

For the machines with the JCB Dieselmax 444 engine: injector nozzle SB 320/06513, an OEM part. According to the product card, this nozzle is for JCB Dieselmax SB-series engines.

The nozzle is chosen by its code for the injector type and engine version, as nozzles that fit the same body can differ in spray angle and flow. After a nozzle is changed, the injector opening pressure is set on a tester and the spray pattern checked, a job done in a fuel injection workshop. All the injectors on one engine should use the same type of nozzle. The nozzle code is marked on its body and checked when ordering.

Specifications

Compatibility

According to the product card, 320/06513 is an injector nozzle. The card also lists L158PBA. Fit is confirmed by the part number. Other parts are in Construction machinery fuel injectors.

Fitting

Change the nozzle on a clean bench: clamp the injector body in a vice with soft jaws, undo the nozzle nut and wash the parts in clean fuel. Rinse the protective oil off the new nozzle with clean fuel, fit it and tighten the nozzle nut to the specified torque. Then check the injector on a tester for opening pressure, tightness and spray pattern. All the nozzles on an engine are usually changed at the same time.