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Industry News
Sep 03,2025
Core structure and working principle of oil outlet valve
Valve body: connected to the outlet of the high-pressure oil pump, with a fuel passage inside. Conical valve core: It is pressed onto the valve seat by a spring to control fuel flow.
Sep 03,2025
Classification and characteristics of fuel injection pumps
Structure: Multiple plunger components are arranged side by side, with each cylinder corresponding to a plunger.
Sep 03,2025
Common faults and diagnosis of fuel injection pump
Reason: Wear of plunger components, clogged fuel filter, and oil leakage. Performance: Decreased engine power and black smoke coming from the exhaust pipe.
Sep 03,2025
Basic structure and working principle of fuel injection pump
Pump body: As the installation foundation, it contains a fuel passage and a drive mechanism inside. Piston coupling: composed of a plunger and a plunger sleeve, responsible for fuel compression and metering.
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