Causes and Countermeasures of poor oil supply of e

2022-08-16
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Reasons and Countermeasures for poor oil supply of the engine caused by the pump valve

first of all, the oil supply indication error can not keep up is mainly caused by the following aspects

a. The air valve and steam valve of the oil tank cover are blocked

B。 The gasoline filter is blocked

C。 Gasoline pump damage: 1 Oil inlet and outlet valves fail, 2 Diaphragm rupture, 3 The clearance between the outer rocker arm and the inner rocker arm is too large

D。 There is air leakage and oil leakage in the oil circuit system, and the oil pipe is concave or blocked

E。 There is water in the oil pipe

F。 Air resistance

G。 Carburetor oil inlet or filter is blocked

H。 The carburetor oil passage is blocked or insiders predict that the oil needle valve is stuck

solution:

a. Check whether the oil pipe is broken, concave, whether the oil pipe joint is loose or whether the oil pump leaks oil

B。 Remove the connecting oil pipe of the carburetor, turn the engine with the starter or handle, and observe whether there is oil ejected from the oil pipe for rusty parts or auxiliary tools that have not been used for a long time. If there is no oil, the oil tank and air pump are faulty. If there is, the carburetor is faulty

C。 Remove the oil inlet pipe joint connecting the drill cone gasoline pump, and the vortex flowmeter sucks oil with its nozzle. If it cannot be sucked out or is very laborious, there is a problem with the oil tank and gasoline filter

D。 Remove the oil inlet pipe joint connecting the gasoline filter and suck oil with the nozzle. If it cannot be sucked out or is very laborious, there is a problem with the gasoline tank, fuel tank cover and oil outlet pipe

E。 According to the inspection method of A-D, check from the front to the rear, and exclude from the rear to the front

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