The 3126 HEUI fuel system uses hydraulic electronic unit injectors (3) . Hydraulic electronic unit injectors use high pressure oil to pressurize the unit injector.…
Tag: 3126
The EL-740 Air Compressor is two cylinder, air or water cooled, and engine lubricated. It can be base or flange mounted. The air compressor has…
Varnished oil can accumulate on the valve stem near the bottom of the valve guides’ contact. This accumulation of varnish is similar to the happenings…
Valves for engines that operate in an overheated system will typically have a narrow band of oil coking near the bottom area of the valve…
Multiple cylinders displayed outlines of the piston crown and the piston crater on the valve heads. This intermittent contact indicated a valve to a piston…
Valves may not display oil degradation, adhesive wear, or fretting if valve lash was too tight. Also if valve lash was too tight valve heads…
Fretting indicates repeated movement in a tight joint. Movement should not occur in the retaining area of the valve. Typically fretting is a result of…
Installation Procedure Note: Ensure that the mounting surfaces for the engine oil pump are thoroughly clean. Illustration 1 g01029320 Install the O-ring seal. Position engine…
Assembly Procedure Note: For information on the reusability of the engine oil pump, refer to Guideline For Reusable Parts And Salvage Operations, SEBF8167, “Reconditioning Procedures…
Disassembly Procedure Start By: Remove the engine oil pump. Refer to Disassembly and Assembly, “Engine Oil Pump – Remove”. Note: For information on the reusability…