1. A2C3999700080 CRDI Injector Part Number Common Writing

A2C3999700080

2. A2C3999700080 CRDI Injector Spare Parts & Packing List

No.	1	2	3
Image
Name	CRDI Injector	O-Ring	Washer Shim
Description	CRDI injector part number: A2C3999700080	Ensure to meet the standard of the sealing Performance between the CRDI injector and the engine	Made of brass, used to ensure the tight fit between the CRDI injector cap end and the engine
No.	4	5	6
Image
Name	CRDI Injector Protective Cover Cap	VCI Anti-rust Bag	Bubble Bag
Description	Protect nozzle holes from being polluted and blocked	Prevent CRDI injector from rusting	Prevent the CRDI injector from being damaged by external forces
No.	7	8	9
Image		/	/
Name	CRDI Injector Packing Box	Oil Inlet Pipe Joint	/
Description	Place CRDI injector and CRDI injector accessories	/	/

3. A2C3999700080 CRDI Injector Technical Support

3.1. A2C3999700080 CRDI Injector Installation Precautions

• The replacement of the CRDI injector must strictly follow the electrical system, the approved pressure of the low-pressure fuel intake system, the approved pressure of the high-pressure fuel circuit system, and fuel system replacement consumables requirements (including the low-pressure fuel circuit system filter and the high-pressure fuel circuit) specified in the vehicle engine maintenance manual,
• Replacement of wearing parts of the fuel system, cleaning requirements for the connection between the fuel system and the CRDI injector, the fitting clearance of the CRDI injector connection, the installation angle and tightening torque of the CRDI injector, the fitting clearance of the intake system, and the fitting clearance of the exhaust systemto ensure the service life of the engine and the normal operation of the CRDI injector.
• When installing the CRDI injector on the engine, it is necessary to clean the engine block, cylinder head and other parts connected to the CRDI injector, and ensure that there is no dust, carbon deposits, water, rust spots, etc.
• When installing the CRDI injector, apply lubricant between the CRDI injector, sealing gasket and O-ring.
• When installing the CRDI injector on the engine, please carefully check the components related to the installation of the CRDI injector, such as the CRDI injector pressure plate, screw, CRDI injector rod and other accessories are not deformed, and install it in strict accordance with the operation steps of the engine maintenance manual.
• It is forbidden to operate the bare CRDI injector for a long time in an environment with serious dust pollution and corrosion to iron products.
• It is forbidden to operate the bare CRDI injector for a long time in a strong magnetic field environment.

3.2. Reasons for A2C3999700080 CRDI Injector Not Working Normally

• There is air in the oil circuit of the engine fuel system.
• Vehicle oil pump oil supply system is not normal.
• Engine common rail system oil leakage or pressure limiting valve damage.
• There is a short circuit, cutting out and poor contact in the wiring harness connected to the CRDI injector of the vehicle.
• The long-term placement of the CRDI injector causes the anti-rust oil to solidify, and the internal components are stuck or the oil holes are blocked.
• Before installing, carefully check whether other components in the common rail system except the CRDI injector are damaged so as to prevent the CRDI injector from not working properly after being replaced.

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