Deutz diesel engine FAQ（1）

Deutz diesel engine FAQ

1. Deutz diesel engine has difficulty starting

(1) There is no oil in the fuel tank or the fuel tank switch is not turned on;

(2) The fuel pipeline or filter is clogged;

(3) There is air in the fuel system;

(4) The fuel injection pump does not supply fuel or the fuel supply time is wrong;

(5) The fuel injector does not inject fuel or has poor atomization;

(6) The temperature is too low and the Deutz diesel engine is too cold;

(7) Insufficient cylinder compression pressure;

(8) The starter does not rotate or is weak;

(9) The air filter or air intake pipe is blocked.

2. Deutz diesel engine has insufficient power

(1) Insufficient cylinder compression pressure;

(2) The diesel quality is poor or the oil contains water;

(3) The air filter is clogged;

(4) The muffler is blocked;

(5) There is air in the fuel system pipelines and devices;

(6) Valve phase error;

(7) The fuel supply advance angle is wrong;

(8) Insufficient injection pressure of the injector and poor atomization;

(9) The amount of oil supplied to each cylinder is uneven;

(10) The speed does not reach the rated speed;

3. Insufficient cylinder compression pressure

(1) The valve clearance is too small or absent;

(2) The valve and valve seat have carbon deposits, wear and tear, and poor sealing;

(3) The piston ring is worn and has insufficient elasticity;

(4) The piston ring is stuck by carbon deposits;

(5) The cylinder liner and piston are worn and the clearance is too large;

(6) The cylinder head gasket is not tightly sealed;

(7) Air leakage at the injector hole;

(8) The valve spring is broken;

(9) The valve and valve guide are stuck;