Common Rail Diesel Fuel Injector 386-1769 Compatible with Caterpillar 797b Rock Truck Cat 3524b Engine Rainier-Class Harbor Tug Cat 3512 Engine

4. Spindle shingle aperture by Ding in the fort north of 4 at. Or because of divination, the piston is loaded into the cylinder and the oil is burned. 'At this time should be checked to find out the cause of the piston bias cylinder, until the piston into the cylinder liner after not biased cylinder so far.

5. Crankcase and the external atmosphere of the country without word assembly tilt position skew is not installed; The cylinder head cover paper pad is not tight because the tilt fastening screw is not installed and the oil pan is not tight. It will obviously produce the phenomenon of the negative pressure value of the crankcase, so there will be oil leakage down the breathing apparatus window.

6. After the spring plate on the bottom plate of the breathing apparatus is deformed, or there are ash sand and other things into the lower part of the spring plate, so that the spring can not return to the original position, or the hardness of the spring plate is too hard, it will cause oil leakage. At this time, the parts of the breathing apparatus should be cleaned or replaced.

7. After the diesel engine is used for a long time, the piston ring elasticity is weakened or the opening clearance increases, as well as the cylinder liner and piston clearance increases, which will cause the breathing apparatus to leak oil, then the wearing parts should be replaced.

8. Dust and debris blocked the oil return hole of 1 mm on the bottom plate of the respirator, causing the respirator cannot return oil, and the oil leaks from the window of the respirator. At this time, the parts of the respirator should be cleaned.

9. The fastening screw of the respirator is not tightened, and the flatness of the respirator cover is too poor, leading to oil leakage from the paper pad. In this case, tighten the screw, replace the respirator cover or apply sealant on the paper pad.